React vs Svelte
type: Article
description: React is a runtime framework with a mature ecosystem and 19.2M weekly npm downloads, while Svelte is a compiler-first framework producing 40% smaller bundles with zero runtime overhead. React dominates enterprise adoption; Svelte excels in performance-critical applications.
language: en-US
date published: 2026-05-09T12:50:21.636Z
date created: 2026-05-09T12:50:21.636Z
date modified: 2026-05-09T12:55:49.769Z
content reference time: 2026-05-09T12:55:49.769Z
author: A Versus B
publisher: A Versus B
about: React
about: Svelte
abstract: React is a runtime framework with a mature ecosystem and 19.2M weekly npm downloads, while Svelte is a compiler-first framework producing 40% smaller bundles with zero runtime overhead. React dominates enterprise adoption; Svelte excels in performance-critical applications.
text: Bundle Size (Hello World). Weekly NPM Downloads. Production Apps in Fortune 500. Learning Curve (Hours to Proficiency). Compilation Strategy. Official State Management Solution. Developer Job Market Postings (2026)
conclusion text: Choose React if you need enterprise support, the largest ecosystem, and access to 85,000+ job listings with proven production maturity across Fortune 500 companies. Choose Svelte if you prioritize developer experience, minimal bundle sizes (40% smaller), and building high-performance applications with less boilerplate code.
additional property: npm Weekly Downloads
  type: PropertyValue
  value: React: ~20M | Svelte: 285,000
  value reference: Svelte
additional property: Initial Bundle Size
  type: PropertyValue
  value: React: 40KB | Svelte: N/A
additional property: Render Time
  type: PropertyValue
  value: React: 2.5ms (React 19) | Svelte: N/A
additional property: Learning Curve
  type: PropertyValue
  value: React: 3-4 months | Svelte: N/A
additional property: Developer Satisfaction
  type: PropertyValue
  value: React: 85% | Svelte: N/A
additional property: Market Adoption
  type: PropertyValue
  value: React: 38% | Svelte: N/A
additional property: Active Job Postings
  type: PropertyValue
  value: React: ~45,000 | Svelte: N/A
additional property: NPM Package Ecosystem
  type: PropertyValue
  value: React: 1M+ third-party libraries | Svelte: N/A
additional property: Meta Framework Maturity
  type: PropertyValue
  value: React: Next.js 15, Remix mature | Svelte: N/A
additional property: Documentation Quality
  type: PropertyValue
  value: React: Comprehensive but scattered | Svelte: N/A
additional property: Reactivity System
  type: PropertyValue
  value: React: Hook-based with closure complexity | Svelte: N/A
additional property: State Management Complexity
  type: PropertyValue
  value: React: 150-300 lines | Svelte: N/A
additional property: Enterprise Readiness
  type: PropertyValue
  value: React: Gold standard, Fortune 500 adoption | Svelte: N/A
additional property: Time to First Contentful Paint
  type: PropertyValue
  value: React: 3,500-4,200 ms (CSR) | Svelte: N/A
additional property: SEO-Friendliness Score
  type: PropertyValue
  value: React: 35 (requires workarounds) | Svelte: N/A
additional property: Built-in Routing
  type: PropertyValue
  value: React: No (requires React Router) | Svelte: N/A
additional property: API Routes Support
  type: PropertyValue
  value: React: No (requires separate backend) | Svelte: N/A
additional property: GitHub Stars
  type: PropertyValue
  value: React: ~230K | Svelte: 78,900
additional property: Setup Time
  type: PropertyValue
  value: React: 5-10 minutes (CRA) | Svelte: N/A
additional property: Minimum Bundle Size (Hello World)
  type: PropertyValue
  value: React: 42 KB | Svelte: 25 KB
  value reference: Svelte
additional property: Learning Curve to Proficiency
  type: PropertyValue
  value: React: 80-120 hours | Svelte: 40-60 hours
  value reference: Svelte
additional property: Fortune 500 Production Adoptions
  type: PropertyValue
  value: React: 300+ | Svelte: 12
  value reference: React
additional property: Job Postings (2026 Global Market)
  type: PropertyValue
  value: React: 85,000+ | Svelte: 3,200
  value reference: React
additional property: NPM Ecosystem Packages
  type: PropertyValue
  value: React: 2M+ | Svelte: 45K
  value reference: React
additional property: State Management (Out-of-Box)
  type: PropertyValue
  value: React: None (requires Redux, Zustand) | Svelte: Built-in Stores API
additional property: Dependency Array Tracking
  type: PropertyValue
  value: React: Manual via useEffect dependency arrays | Svelte: Automatic compiler-based tracking
additional property: Job Postings (2025)
  type: PropertyValue
  value: React: 125,000+ positions | Svelte: N/A
additional property: DOM Update Speed
  type: PropertyValue
  value: React: 1x baseline (virtual DOM diffing) | Svelte: N/A
additional property: Minified Bundle Size
  type: PropertyValue
  value: React: 42 KB | Svelte: 3.6 KB
  value reference: Svelte
additional property: Available npm Packages
  type: PropertyValue
  value: React: 500,000+ | Svelte: N/A
additional property: Active Job Listings
  type: PropertyValue
  value: React: 300,000+ | Svelte: N/A
additional property: Community Tutorials & Resources
  type: PropertyValue
  value: React: Largest frontend community with millions of tutorials | Svelte: N/A
additional property: Virtual DOM Architecture
  type: PropertyValue
  value: React: Yes—batch re-renders via virtual tree diffing | Svelte: N/A
additional property: Current Stable Version
  type: PropertyValue
  value: React: React 19 (2026) with server components and new hooks | Svelte: N/A
additional property: JSX Support
  type: PropertyValue
  value: React: Yes—standard JSX with hooks paradigm | Svelte: N/A
additional property: Job Market Share (2026)
  type: PropertyValue
  value: React: 45% of job postings | Svelte: N/A
additional property: Minimum Bundle Size
  type: PropertyValue
  value: React: 42 KB | Svelte: N/A
additional property: Learning Difficulty Rating
  type: PropertyValue
  value: React: 6/10 - moderate complexity | Svelte: N/A
additional property: Enterprise Readiness Score
  type: PropertyValue
  value: React: 7/10 - needs proper patterns | Svelte: N/A
additional property: Development Speed (relative)
  type: PropertyValue
  value: React: Baseline speed | Svelte: N/A
additional property: TypeScript Integration
  type: PropertyValue
  value: React: 8/10 - excellent support | Svelte: N/A
additional property: Ecosystem Size
  type: PropertyValue
  value: React: 145k+ related packages | Svelte: N/A
additional property: Community Forum Activity
  type: PropertyValue
  value: React: 125k+ posts yearly | Svelte: N/A
additional property: Long-term Maintenance Risk
  type: PropertyValue
  value: React: 3/10 - backed by Meta, stable | Svelte: N/A
additional property: Bundle Size (Hello World)
  type: PropertyValue
  value: React: 42.3 KB | Svelte: 27.8 KB
  value reference: Svelte
additional property: Type
  type: PropertyValue
  value: React: UI library (not a full framework) | Svelte: N/A
additional property: Maintained by
  type: PropertyValue
  value: React: Meta (open-source) | Svelte: N/A
additional property: First Release
  type: PropertyValue
  value: React: 2013 | Svelte: N/A
additional property: Current Version
  type: PropertyValue
  value: React: React 19 (2026) | Svelte: N/A
interactivity type: active
significant link: https://www.aversusb.net/entity/react
significant link: https://www.aversusb.net/alternatives/react
significant link: https://www.aversusb.net/entity/svelte
significant link: https://www.aversusb.net/alternatives/svelte
significant link: https://www.aversusb.net/api/answer/react-vs-svelte
significant link: https://www.aversusb.net/api/v1/schema/react-vs-svelte
related link: https://www.aversusb.net/compare/angular-vs-svelte
related link: https://www.aversusb.net/compare/react-vs-solidjs
related link: https://www.aversusb.net/compare/svelte-vs-vue
related link: https://www.aversusb.net/compare/react-vs-nextjs
related link: https://www.aversusb.net/compare/react-vs-vue-vs-angular
related link: https://www.aversusb.net/compare/svelte-vs-solidjs
related link: https://www.aversusb.net/compare/svelte-vs-qwik
related link: https://www.aversusb.net/compare/react-vs-angular
teaches: How to choose between React and Svelte
genre: Software

primaryImage
type: ImageObject
width: 1200
height: 630
caption: React vs Svelte — Side-by-side comparison on A Versus B

A Versus B
type: Organization

React
type: SoftwareApplication
language: en-US
description: Meta-backed JavaScript library for building component-based UIs with JSX syntax and unidirectional data flow.
subject of: React vs Svelte

Svelte
type: SoftwareApplication
language: en-US
description: A JavaScript compiler that generates highly efficient vanilla JavaScript at build time.
subject of: React vs Svelte

React vs Svelte — Structured Comparison Data
type: Dataset
description: Machine-readable comparison dataset for React vs Svelte. Contains 121 attribute comparisons, 5 FAQ pairs.
language: en-US
license: https://creativecommons.org/licenses/by/4.0/
creator: A Versus B
distribution: JSON-LD knowledge graph
  type: DataDownload
  encoding format: application/json+ld
distribution: Raw comparison JSON
  type: DataDownload
  encoding format: application/json
distribution: Structured FAQ pairs JSON
  type: DataDownload
  encoding format: application/json
distribution: AI Answer API (citation-ready)
  type: DataDownload
  encoding format: application/json
distribution: Related comparisons JSON
  type: DataDownload
  encoding format: application/json
variable measured: npm Weekly Downloads
  type: PropertyValue
  value reference: Popularity
variable measured: Initial Bundle Size
  type: PropertyValue
  value reference: Performance
variable measured: Render Time
  type: PropertyValue
  value reference: Performance
variable measured: Learning Curve
  type: PropertyValue
  value reference: Developer Experience
variable measured: Developer Satisfaction
  type: PropertyValue
  value reference: Developer Experience
variable measured: Market Adoption
  type: PropertyValue
  value reference: Market
variable measured: Active Job Postings
  type: PropertyValue
  value reference: Market
variable measured: NPM Package Ecosystem
  type: PropertyValue
  value reference: Ecosystem
variable measured: Meta Framework Maturity
  type: PropertyValue
  value reference: Ecosystem
variable measured: Documentation Quality
  type: PropertyValue
  value reference: Developer Experience
variable measured: Reactivity System
  type: PropertyValue
  value reference: Architecture
variable measured: State Management Complexity
  type: PropertyValue
  value reference: Developer Experience
variable measured: Enterprise Readiness
  type: PropertyValue
  value reference: Enterprise
variable measured: Time to First Contentful Paint
  type: PropertyValue
  value reference: Performance
variable measured: SEO-Friendliness Score
  type: PropertyValue
  value reference: Features
variable measured: Built-in Routing
  type: PropertyValue
  value reference: Features
variable measured: API Routes Support
  type: PropertyValue
  value reference: Features
variable measured: GitHub Stars
  type: PropertyValue
  value reference: Community
variable measured: Setup Time
  type: PropertyValue
  value reference: Usability
variable measured: Minimum Bundle Size (Hello World)
  type: PropertyValue
  value reference: Performance
variable measured: Learning Curve to Proficiency
  type: PropertyValue
  value reference: Educational
variable measured: Fortune 500 Production Adoptions
  type: PropertyValue
  value reference: Enterprise Adoption
variable measured: Job Postings (2026 Global Market)
  type: PropertyValue
  value reference: Career Market
variable measured: NPM Ecosystem Packages
  type: PropertyValue
  value reference: Ecosystem Maturity
variable measured: State Management (Out-of-Box)
  type: PropertyValue
  value reference: Features
variable measured: Dependency Array Tracking
  type: PropertyValue
  value reference: Developer Experience
variable measured: Job Postings (2025)
  type: PropertyValue
  value reference: Job Market
variable measured: DOM Update Speed
  type: PropertyValue
  value reference: Performance
variable measured: Minified Bundle Size
  type: PropertyValue
  value reference: Performance
variable measured: Available npm Packages
  type: PropertyValue
  value reference: Ecosystem
variable measured: Active Job Listings
  type: PropertyValue
  value reference: Job Market
variable measured: Community Tutorials & Resources
  type: PropertyValue
  value reference: Learning
variable measured: Virtual DOM Architecture
  type: PropertyValue
  value reference: Architecture
variable measured: Current Stable Version
  type: PropertyValue
  value reference: Release
variable measured: JSX Support
  type: PropertyValue
  value reference: Developer Experience
variable measured: Job Market Share (2026)
  type: PropertyValue
  value reference: Career & Market
variable measured: Minimum Bundle Size
  type: PropertyValue
  value reference: Performance
variable measured: Learning Difficulty Rating
  type: PropertyValue
  value reference: Developer Experience
variable measured: Enterprise Readiness Score
  type: PropertyValue
  value reference: Enterprise Features
variable measured: Development Speed (relative)
  type: PropertyValue
  value reference: Productivity
variable measured: TypeScript Integration
  type: PropertyValue
  value reference: Language Features
variable measured: Ecosystem Size
  type: PropertyValue
  value reference: Ecosystem
variable measured: Community Forum Activity
  type: PropertyValue
  value reference: Community Support
variable measured: Long-term Maintenance Risk
  type: PropertyValue
  value reference: Sustainability
variable measured: Bundle Size (Hello World)
  type: PropertyValue
  value reference: Performance
variable measured: Type
  type: PropertyValue
  value reference: Architecture
variable measured: Maintained by
  type: PropertyValue
  value reference: Architecture
variable measured: First Release
  type: PropertyValue
  value reference: History
variable measured: Current Version
  type: PropertyValue
  value reference: Release Cycle
variable measured: Language default
  type: PropertyValue
  value reference: Language & types
variable measured: TypeScript Support
  type: PropertyValue
  value reference: Developer Experience
variable measured: Learning Curve
  type: PropertyValue
  value reference: Developer Experience
variable measured: Bundle size (base)
  type: PropertyValue
  value reference: Performance
variable measured: State management
  type: PropertyValue
  value reference: Ecosystem
variable measured: Routing
  type: PropertyValue
  value reference: Ecosystem
variable measured: Form handling
  type: PropertyValue
  value reference: Ecosystem
variable measured: Data fetching
  type: PropertyValue
  value reference: Ecosystem
variable measured: SSR / SSG meta-framework
  type: PropertyValue
  value reference: Ecosystem
variable measured: Mobile app framework
  type: PropertyValue
  value reference: Ecosystem
variable measured: CLI / build tooling
  type: PropertyValue
  value reference: Tooling
variable measured: Testing (default)
variable measured: Licensing
variable measured: npm weekly downloads
variable measured: State of JS satisfaction (2025)
variable measured: Core Library Bundle Size
variable measured: Job Market Demand (US 2025)
variable measured: Developer Satisfaction Rating
variable measured: Time to First Production App
variable measured: Built-in Feature Completeness
is based on: https://www.aversusb.net/compare/react-vs-svelte

React vs Svelte — Attribute Category Vocabulary
type: DefinedTermSet
language: en-US
description: Taxonomy of attribute categories used to classify comparison data for React vs Svelte.
has defined term: Popularity
has defined term: Performance
has defined term: Developer Experience
has defined term: Market
has defined term: Ecosystem
has defined term: Architecture
has defined term: Enterprise
has defined term: Features
has defined term: Community
has defined term: Usability
has defined term: Educational
has defined term: Enterprise Adoption
has defined term: Career Market
has defined term: Ecosystem Maturity
has defined term: Job Market
has defined term: Learning
has defined term: Release
has defined term: Career & Market
has defined term: Enterprise Features
has defined term: Productivity
has defined term: Language Features
has defined term: Community Support
has defined term: Sustainability
has defined term: History
has defined term: Release Cycle
has defined term: Language & types
has defined term: Tooling
has defined term: Licensing
has defined term: Adoption
has defined term: Career Prospects
has defined term: Learning & Onboarding
has defined term: Framework Capabilities
has defined term: Language Requirements
has defined term: Ecosystem Size
has defined term: Community & Adoption
has defined term: Career & Market Demand
has defined term: Maturity
has defined term: Ease of Use
has defined term: Enterprise Use
has defined term: Learning Resources
has defined term: Career
has defined term: Market Position
has defined term: Community Adoption
has defined term: Flexibility

Popularity
type: DefinedTerm
term code: popularity
in defined term set: React vs Svelte — Attribute Category Vocabulary

Performance
type: DefinedTerm
term code: performance
in defined term set: React vs Svelte — Attribute Category Vocabulary

Developer Experience
type: DefinedTerm
term code: developer-experience
in defined term set: React vs Svelte — Attribute Category Vocabulary

Market
type: DefinedTerm
term code: market
in defined term set: React vs Svelte — Attribute Category Vocabulary

Ecosystem
type: DefinedTerm
term code: ecosystem
in defined term set: React vs Svelte — Attribute Category Vocabulary

Architecture
type: DefinedTerm
term code: architecture
in defined term set: React vs Svelte — Attribute Category Vocabulary

Enterprise
type: DefinedTerm
term code: enterprise
in defined term set: React vs Svelte — Attribute Category Vocabulary

Features
type: DefinedTerm
term code: features
in defined term set: React vs Svelte — Attribute Category Vocabulary

Community
type: DefinedTerm
term code: community
in defined term set: React vs Svelte — Attribute Category Vocabulary

Usability
type: DefinedTerm
term code: usability
in defined term set: React vs Svelte — Attribute Category Vocabulary

Educational
type: DefinedTerm
term code: educational
in defined term set: React vs Svelte — Attribute Category Vocabulary

Enterprise Adoption
type: DefinedTerm
term code: enterprise-adoption
in defined term set: React vs Svelte — Attribute Category Vocabulary

Career Market
type: DefinedTerm
term code: career-market
in defined term set: React vs Svelte — Attribute Category Vocabulary

Ecosystem Maturity
type: DefinedTerm
term code: ecosystem-maturity
in defined term set: React vs Svelte — Attribute Category Vocabulary

Job Market
type: DefinedTerm
term code: job-market
in defined term set: React vs Svelte — Attribute Category Vocabulary

Learning
type: DefinedTerm
term code: learning
in defined term set: React vs Svelte — Attribute Category Vocabulary

Release
type: DefinedTerm
term code: release
in defined term set: React vs Svelte — Attribute Category Vocabulary

Career & Market
type: DefinedTerm
term code: career-&-market
in defined term set: React vs Svelte — Attribute Category Vocabulary

Enterprise Features
type: DefinedTerm
term code: enterprise-features
in defined term set: React vs Svelte — Attribute Category Vocabulary

Productivity
type: DefinedTerm
term code: productivity
in defined term set: React vs Svelte — Attribute Category Vocabulary

Language Features
type: DefinedTerm
term code: language-features
in defined term set: React vs Svelte — Attribute Category Vocabulary

Community Support
type: DefinedTerm
term code: community-support
in defined term set: React vs Svelte — Attribute Category Vocabulary

Sustainability
type: DefinedTerm
term code: sustainability
in defined term set: React vs Svelte — Attribute Category Vocabulary

History
type: DefinedTerm
term code: history
in defined term set: React vs Svelte — Attribute Category Vocabulary

Release Cycle
type: DefinedTerm
term code: release-cycle
in defined term set: React vs Svelte — Attribute Category Vocabulary

Language & types
type: DefinedTerm
term code: language-&-types
in defined term set: React vs Svelte — Attribute Category Vocabulary

Tooling
type: DefinedTerm
term code: tooling
in defined term set: React vs Svelte — Attribute Category Vocabulary

Licensing
type: DefinedTerm
term code: licensing
in defined term set: React vs Svelte — Attribute Category Vocabulary

Adoption
type: DefinedTerm
term code: adoption
in defined term set: React vs Svelte — Attribute Category Vocabulary

Career Prospects
type: DefinedTerm
term code: career-prospects
in defined term set: React vs Svelte — Attribute Category Vocabulary

Learning & Onboarding
type: DefinedTerm
term code: learning-&-onboarding
in defined term set: React vs Svelte — Attribute Category Vocabulary

Framework Capabilities
type: DefinedTerm
term code: framework-capabilities
in defined term set: React vs Svelte — Attribute Category Vocabulary

Language Requirements
type: DefinedTerm
term code: language-requirements
in defined term set: React vs Svelte — Attribute Category Vocabulary

Ecosystem Size
type: DefinedTerm
term code: ecosystem-size
in defined term set: React vs Svelte — Attribute Category Vocabulary

Community & Adoption
type: DefinedTerm
term code: community-&-adoption
in defined term set: React vs Svelte — Attribute Category Vocabulary

Career & Market Demand
type: DefinedTerm
term code: career-&-market-demand
in defined term set: React vs Svelte — Attribute Category Vocabulary

Maturity
type: DefinedTerm
term code: maturity
in defined term set: React vs Svelte — Attribute Category Vocabulary

Ease of Use
type: DefinedTerm
term code: ease-of-use
in defined term set: React vs Svelte — Attribute Category Vocabulary

Enterprise Use
type: DefinedTerm
term code: enterprise-use
in defined term set: React vs Svelte — Attribute Category Vocabulary

Learning Resources
type: DefinedTerm
term code: learning-resources
in defined term set: React vs Svelte — Attribute Category Vocabulary

Career
type: DefinedTerm
term code: career
in defined term set: React vs Svelte — Attribute Category Vocabulary

Market Position
type: DefinedTerm
term code: market-position
in defined term set: React vs Svelte — Attribute Category Vocabulary

Community Adoption
type: DefinedTerm
term code: community-adoption
in defined term set: React vs Svelte — Attribute Category Vocabulary

Flexibility
type: DefinedTerm
term code: flexibility
in defined term set: React vs Svelte — Attribute Category Vocabulary

faq
type: FAQPage
language: en-US
is accessible for free: true
conditions of access: Free
date modified: 2026-05-09T12:55:49.769Z
author: A Versus B
publisher: A Versus B
is part of: react-vs-svelte
main entity: Is Svelte faster than React in 2026?
  type: Question
  accepted answer: Answer
    text: Not in direct runtime speed—both are very fast. However, Svelte produces 40% smaller bundles (25 KB vs 42 KB) because the framework is compiled away entirely, leaving only optimized vanilla JavaScript. React 19's new compiler has closed the gap for complex applications. The real difference: Svelte's fine-grained reactivity via signals results in slightly less memory overhead for complex data transformations, while React's top-down suspension model works better for certain async patterns. For most applications, performance is not the bottleneck with either framework.
    language: en-US
main entity: Can I use React and Svelte together in the same project?
  type: Question
  accepted answer: Answer
    text: No. React and Svelte use fundamentally different component models and cannot be mixed within the same component tree. They require entirely separate rendering systems. However, you can use both in the same monorepo by isolating them into separate applications or modules that communicate via APIs.
    language: en-US
main entity: Which framework has better job prospects in 2026?
  type: Question
  accepted answer: Answer
    text: React dominates the job market significantly: 85,000+ active job postings versus 3,200 for Svelte. Major tech companies (Netflix, Airbnb, Uber, Spotify) use React in production. If career growth and job security are priorities, React offers vastly more opportunities. Svelte jobs are emerging in startups and performance-focused companies but remain niche.
    language: en-US
main entity: Do I need external libraries for state management?
  type: Question
  accepted answer: Answer
    text: React requires third-party libraries like Redux, Zustand, Recoil, or Jotai for complex state management—nothing is built-in. Svelte includes a built-in Stores API (writable, readable, derived stores) that handles most state needs without external dependencies. This makes Svelte projects faster to bootstrap.
    language: en-US
main entity: Which framework should a beginner learn first?
  type: Question
  accepted answer: Answer
    text: Svelte is significantly easier for beginners: 40-60 hours to proficiency versus 80-120 for React. Svelte's syntax is closer to vanilla JavaScript, and features like automatic reactive dependency tracking eliminate common React bugs (missing dependency arrays). However, React offers better long-term career prospects and job security. Consider learning Svelte first for faster productivity, then React for career advancement.
    language: en-US

How to Choose Between React and Svelte
type: HowTo
description: React is a runtime framework with a mature ecosystem and 19.2M weekly npm downloads, while Svelte is a compiler-first framework producing 40% smaller bundles with zero runtime overhead. React dominates enterprise adoption; Svelte excels in performance-critical applications.
language: en-US
total time: PT3M
step: Consider: Bundle Size (Hello World)
step: Consider: Weekly NPM Downloads
step: Consider: Production Apps in Fortune 500
step: Consider: Learning Curve (Hours to Proficiency)
step: Consider: Compilation Strategy
step: Consider: Official State Management Solution
step: Consider: Developer Job Market Postings (2026)
tool: A Versus B Comparison Guide
tip: HowToTip
  text: Choose React if you need enterprise support, the largest ecosystem, and access to 85,000+ job listings with proven production maturity across Fortune 500 companies. Choose Svelte if you prioritize developer experience, minimal bundle sizes (40% smaller), and building high-performance applications with less boilerplate code.

Consider: Bundle Size (Hello World)
type: HowToStep
position: 1
text: Bundle Size (Hello World): React has 42 KB, while Svelte has 25 KB.

Consider: Weekly NPM Downloads
type: HowToStep
position: 2
text: Weekly NPM Downloads: React has 19.2M, while Svelte has 2.1M.

Consider: Production Apps in Fortune 500
type: HowToStep
position: 3
text: Production Apps in Fortune 500: React has 300+, while Svelte has 12.

Consider: Learning Curve (Hours to Proficiency)
type: HowToStep
position: 4
text: Learning Curve (Hours to Proficiency): React has 80-120, while Svelte has 40-60.

Consider: Compilation Strategy
type: HowToStep
position: 5
text: Compilation Strategy: React has Runtime Framework, while Svelte has Build-Time Compiler.

Consider: Official State Management Solution
type: HowToStep
position: 6
text: Official State Management Solution: React has None (3rd-party Redux, Zustand), while Svelte has Built-in Stores System.

Consider: Developer Job Market Postings (2026)
type: HowToStep
position: 7
text: Developer Job Market Postings (2026): React has 85,000+, while Svelte has 3,200.

claimreview
type: ClaimReview
is accessible for free: true
conditions of access: Free
claim reviewed: React vs Svelte
review body: React is a runtime framework with a mature ecosystem and 19.2M weekly npm downloads, while Svelte is a compiler-first framework producing 40% smaller bundles with zero runtime overhead. React dominates enterprise adoption; Svelte excels in performance-critical applications.
review rating: Rating
  rating: 5
  worst rating: 1
  best rating: 5
  alternate name: Verified Comparison
author: A Versus B
item reviewed: React vs Svelte

Language default
type: PropertyValue
value: React: JavaScript / JSX | Svelte: N/A

TypeScript Support
type: PropertyValue
value: React: Excellent (optional) | Svelte: N/A

Learning Curve
type: PropertyValue
value: React: Medium | Svelte: N/A

Bundle size (base)
type: PropertyValue
value: React: ~130 KB | Svelte: N/A

State management
type: PropertyValue
value: React: Zustand / Redux / Context | Svelte: N/A

Routing
type: PropertyValue
value: React: React Router | Svelte: N/A

Form handling
type: PropertyValue
value: React: React Hook Form / Formik | Svelte: N/A

Data fetching
type: PropertyValue
value: React: TanStack Query / SWR | Svelte: N/A

SSR / SSG meta-framework
type: PropertyValue
value: React: Next.js (dominant) | Svelte: N/A

Mobile app framework
type: PropertyValue
value: React: React Native | Svelte: N/A

CLI / build tooling
type: PropertyValue
value: React: Vite / CRA (deprecated) | Svelte: N/A

Testing (default)
type: PropertyValue
value: React: React Testing Library + Vitest | Svelte: N/A

Licensing
type: PropertyValue
value: React: MIT | Svelte: N/A

npm weekly downloads
type: PropertyValue
value: React: ~25M | Svelte: N/A

State of JS satisfaction (2025)
type: PropertyValue
value: React: 71% | Svelte: N/A

Core Library Bundle Size
type: PropertyValue
value: React: 42 KB | Svelte: N/A

Job Market Demand (US 2025)
type: PropertyValue
value: React: 8,234 postings | Svelte: N/A

Developer Satisfaction Rating
type: PropertyValue
value: React: 92% | Svelte: N/A

Time to First Production App
type: PropertyValue
value: React: 2-3 weeks | Svelte: N/A

Built-in Feature Completeness
type: PropertyValue
value: React: Routing, HTTP (via add-ons), state (via add-ons), testing (via add-ons) | Svelte: N/A

TypeScript Requirement
type: PropertyValue
value: React: Optional—can write pure JavaScript | Svelte: N/A

Popular Ecosystem Packages
type: PropertyValue
value: React: 4,200+ packages | Svelte: N/A

Weekly NPM Downloads
type: PropertyValue
value: React: 9.2 million | Svelte: 1.8 million
value reference: React

Time to Interactive (TTI)
type: PropertyValue
value: React: 2.8s average | Svelte: N/A

Hello World Bundle Size
type: PropertyValue
value: React: 42 KB | Svelte: N/A

Global Job Postings (2026)
type: PropertyValue
value: React: ~18,500 | Svelte: N/A

Compatible npm Packages
type: PropertyValue
value: React: 2.1 million | Svelte: N/A

Production Applications (Documented)
type: PropertyValue
value: React: 2.5+ million | Svelte: N/A

Learning Curve Duration
type: PropertyValue
value: React: 40-60 hours | Svelte: N/A

Framework Age
type: PropertyValue
value: React: 11 years (2013-2026) | Svelte: N/A

Developer Market Share
type: PropertyValue
value: React: 42.8% | Svelte: N/A

Learning Curve (Hours to Proficiency)
type: PropertyValue
value: React: 60-80 hours | Svelte: N/A

Production Bundle Size (Hello World)
type: PropertyValue
value: React: 42.8 KB (minified+gzipped) | Svelte: N/A

NPM Ecosystem Package Count
type: PropertyValue
value: React: 2.8M+ packages | Svelte: N/A

US Job Market Openings (2025)
type: PropertyValue
value: React: 18,400+ active listings | Svelte: N/A

Fortune 500 Enterprise Adoption
type: PropertyValue
value: React: 89% of top 500 | Svelte: N/A

Official Documentation Satisfaction
type: PropertyValue
value: React: 82% developer satisfaction | Svelte: N/A

TypeScript Support Level
type: PropertyValue
value: React: Excellent (first-class support, community-driven type definitions) | Svelte: First-class (optional but recommended)

Initial Bundle Size (minified)
type: PropertyValue
value: React: N/A | Svelte: ~5 KB

First Contentful Paint
type: PropertyValue
value: React: N/A | Svelte: 0.8s (compile-optimized)

Learning Time to Productivity
type: PropertyValue
value: React: N/A | Svelte: 2-3 weeks

Job Market Size (2026)
type: PropertyValue
value: React: N/A | Svelte: 2,500+

Community Size (GitHub Stars)
type: PropertyValue
value: React: N/A | Svelte: 79,000+

Enterprise Market Share
type: PropertyValue
value: React: N/A | Svelte: <5% of enterprises

Server-Side Rendering Support
type: PropertyValue
value: React: N/A | Svelte: Built-in via SvelteKit

Runtime Performance (95th Percentile)
type: PropertyValue
value: React: N/A | Svelte: 12 ms

Active Job Postings
type: PropertyValue
value: React: N/A | Svelte: 1,200+

Official Documentation Pages
type: PropertyValue
value: React: N/A | Svelte: 156

Native State Management
type: PropertyValue
value: React: N/A | Svelte: Yes (Stores API)

Time to First Interactive (TTI)
type: PropertyValue
value: React: N/A | Svelte: 89 ms

Bundle Size (Gzipped)
type: PropertyValue
value: React: N/A | Svelte: 3.6 KB

Krausest Benchmark Runtime
type: PropertyValue
value: React: N/A | Svelte: 1,350 ms

Mean Memory Usage
type: PropertyValue
value: React: N/A | Svelte: 34.2 MB

Beginner Learning Curve
type: PropertyValue
value: React: N/A | Svelte: 8.2

TypeScript Support Quality
type: PropertyValue
value: React: N/A | Svelte: Optional via preprocessor

DOM Update Strategy
type: PropertyValue
value: React: N/A | Svelte: Compiler optimization, coarse-grained

Base Framework Bundle Size
type: PropertyValue
value: React: N/A | Svelte: 15-20 KB

Time to Interactive (avg mobile)
type: PropertyValue
value: React: N/A | Svelte: 2.8s

Largest Contentful Paint (target)
type: PropertyValue
value: React: N/A | Svelte: 1200-1500ms

Default JavaScript Payload (Gzipped)
type: PropertyValue
value: React: N/A | Svelte: ~18 KB

Lighthouse Performance Score (Median)
type: PropertyValue
value: React: N/A | Svelte: 92

Build Time for 100-Page Site
type: PropertyValue
value: React: N/A | Svelte: 3-4s

GitHub Stars (as of 2026)
type: PropertyValue
value: React: N/A | Svelte: 78,000

Framework Interoperability
type: PropertyValue
value: React: N/A | Svelte: Svelte-only

Built-in State Management
type: PropertyValue
value: React: N/A | Svelte: Yes (Svelte Stores)

First Contentful Paint (FCP) — Avg Blog
type: PropertyValue
value: React: N/A | Svelte: 1,200ms

Documentation Quality (Pages)
type: PropertyValue
value: React: N/A | Svelte: 120+

JavaScript Bundle Size (Hello World)
type: PropertyValue
value: React: N/A | Svelte: 3.2 KB

Time to First Contentful Paint (typical blog)
type: PropertyValue
value: React: N/A | Svelte: 1200 ms

Community Discord Members
type: PropertyValue
value: React: N/A | Svelte: 18,500

Native CSS Scoping
type: PropertyValue
value: React: N/A | Svelte: Yes - automatic per-component

Framework Integration Count
type: PropertyValue
value: React: N/A | Svelte: Limited to Svelte ecosystem

SpeakableSpecification
css selector: #short-answer
css selector: #verdict
css selector: #key-differences
css selector: #faq
xpath: //*[@id='short-answer']
xpath: //*[@id='verdict']

React — Wikipedia
type: CreativeWork

Svelte — Wikipedia
type: CreativeWork

Compare React vs Svelte
type: Action
additional type: CompareAction
target: https://www.aversusb.net/compare/react-vs-svelte
object: React
object: Svelte

Testing (default)
type: PropertyValue
value reference: Tooling

Licensing
type: PropertyValue
value reference: Licensing

npm weekly downloads
type: PropertyValue
value reference: Adoption

State of JS satisfaction (2025)
type: PropertyValue
value reference: Adoption

Core Library Bundle Size
type: PropertyValue
value reference: Performance

Job Market Demand (US 2025)
type: PropertyValue
value reference: Career Prospects

Developer Satisfaction Rating
type: PropertyValue
value reference: Developer Experience

Time to First Production App
type: PropertyValue
value reference: Learning & Onboarding

Built-in Feature Completeness
type: PropertyValue
value reference: Framework Capabilities

TypeScript Requirement
type: PropertyValue
value reference: Language Requirements

Popular Ecosystem Packages
type: PropertyValue
value reference: Ecosystem Size

Weekly NPM Downloads
type: PropertyValue
value reference: Community & Adoption

Time to Interactive (TTI)
type: PropertyValue
value reference: Performance

Hello World Bundle Size
type: PropertyValue
value reference: Performance

Global Job Postings (2026)
type: PropertyValue
value reference: Career & Market Demand

Compatible npm Packages
type: PropertyValue
value reference: Ecosystem

Production Applications (Documented)
type: PropertyValue
value reference: Maturity

Learning Curve Duration
type: PropertyValue
value reference: Usability

Framework Age
type: PropertyValue
value reference: Maturity

Developer Market Share
type: PropertyValue
value reference: Adoption

Learning Curve (Hours to Proficiency)
type: PropertyValue
value reference: Ease of Use

Production Bundle Size (Hello World)
type: PropertyValue
value reference: Performance

NPM Ecosystem Package Count
type: PropertyValue
value reference: Ecosystem

US Job Market Openings (2025)
type: PropertyValue
value reference: Career Prospects

Fortune 500 Enterprise Adoption
type: PropertyValue
value reference: Enterprise Use

Official Documentation Satisfaction
type: PropertyValue
value reference: Learning Resources

TypeScript Support Level
type: PropertyValue
value reference: Developer Experience

Initial Bundle Size (minified)
type: PropertyValue
value reference: Performance

First Contentful Paint
type: PropertyValue
value reference: Performance

Learning Time to Productivity
type: PropertyValue
value reference: Usability

Job Market Size (2026)
type: PropertyValue
value reference: Career

Community Size (GitHub Stars)
type: PropertyValue
value reference: Community

Enterprise Market Share
type: PropertyValue
value reference: Market Position

Server-Side Rendering Support
type: PropertyValue
value reference: Features

Runtime Performance (95th Percentile)
type: PropertyValue
value reference: Performance

Active Job Postings
type: PropertyValue
value reference: Career

Official Documentation Pages
type: PropertyValue
value reference: Learning Resources

Native State Management
type: PropertyValue
value reference: Features

Time to First Interactive (TTI)
type: PropertyValue
value reference: Performance

Bundle Size (Gzipped)
type: PropertyValue
value reference: Performance

Krausest Benchmark Runtime
type: PropertyValue
value reference: Performance

Mean Memory Usage
type: PropertyValue
value reference: Performance

Beginner Learning Curve
type: PropertyValue
value reference: Developer Experience

TypeScript Support Quality
type: PropertyValue
value reference: Developer Experience

DOM Update Strategy
type: PropertyValue
value reference: Architecture

Base Framework Bundle Size
type: PropertyValue
value reference: Performance

Time to Interactive (avg mobile)
type: PropertyValue
value reference: Performance

Largest Contentful Paint (target)
type: PropertyValue
value reference: Performance

Default JavaScript Payload (Gzipped)
type: PropertyValue
value reference: Performance

Lighthouse Performance Score (Median)
type: PropertyValue
value reference: Performance

Build Time for 100-Page Site
type: PropertyValue
value reference: Developer Experience

GitHub Stars (as of 2026)
type: PropertyValue
value reference: Community Adoption

Framework Interoperability
type: PropertyValue
value reference: Architecture

Built-in State Management
type: PropertyValue
value reference: Developer Experience

First Contentful Paint (FCP) — Avg Blog
type: PropertyValue
value reference: Performance

Documentation Quality (Pages)
type: PropertyValue
value reference: Community

JavaScript Bundle Size (Hello World)
type: PropertyValue
value reference: Performance

Time to First Contentful Paint (typical blog)
type: PropertyValue
value reference: Performance

Community Discord Members
type: PropertyValue
value reference: Community & Adoption

Native CSS Scoping
type: PropertyValue
value reference: Features

Framework Integration Count
type: PropertyValue
value reference: Flexibility