MacBook Air M4 vs M3
MacBook Air M4
Latest-generation 13" and 15" ultrabook with 8-core CPU, up to 10-core GPU, and 16-core Neural Engine
Developers, video editors, 3D artists, AI/ML practitioners, and professionals who need maximum performance and future-proofing
MacBook Air M3
Previous-generation 13" and 15" ultrabook with 8-core CPU, up to 8-core GPU, and 8-core Neural Engine
Students, content consumers, writers, and professionals on tight budgets who need reliable daily computing without specialized performance requirements
Short Answer
The MacBook Air M4 offers 30% better CPU performance, up to 25% faster GPU speeds, and improved battery efficiency compared to the M3, while the M3 remains a capable machine at a lower price point for users with lighter workloads.
Our Verdict
AI-assistedChoose MacBook Air M4 if you're a content creator, developer, or power user who needs the latest performance improvements, better thermal efficiency, and enhanced AI capabilities for professional work. Choose M3 if you primarily use web browsers, office applications, and media consumption, or if you're budget-conscious and can find deals on previous-generation models—it remains perfectly adequate for everyday tasks.
Was this verdict helpful?
Choose MacBook Air M4 if
Developers, video editors, 3D artists, AI/ML practitioners, and professionals who need maximum performance and future-proofing
Choose MacBook Air M3 if
Students, content consumers, writers, and professionals on tight budgets who need reliable daily computing without specialized performance requirements
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Key Differences at a Glance
Key Facts & Figures
| Metric | MacBook Air M4 | MacBook Air M3 | Diff |
|---|---|---|---|
| Starting Price(USD) | $1,099 | $1,099 | — |
| Weight(grams) | 2.7 | 2.7 | — |
| Battery Life(days) | Up to 18 | Up to 18 | — |
All figures sourced from publicly available data. Last updated Jun 2026.
Key Differences
MacBook Air M4
8-core CPU with up to 3.5GHz🏆
MacBook Air M3
8-core CPU with up to 3.2GHz
MacBook Air M4
Up to 10-core GPU🏆
MacBook Air M3
Up to 8-core GPU
MacBook Air M4
Up to 16 hours🏆
MacBook Air M3
Up to 15 hours
MacBook Air M4
16-core Neural Engine🏆
MacBook Air M3
8-core Neural Engine
MacBook Air M4
5nm (second generation)🏆
MacBook Air M3
5nm (first generation)
MacBook Air M4
$1,199 USD
MacBook Air M3
$749-$899 USD (used/discounted)🏆
MacBook Air M4
~28% faster than M3🏆
MacBook Air M3
Baseline comparison
Full Comparison
| Attribute | MacBook Air M4 | MacBook Air M3 |
|---|---|---|
| Starting Price(USD) | $1,099 | — |
| Weight(grams) | 2.7 | — |
| Battery Life(days) | Up to 18 | — |
Visual Comparison
Side-by-side comparison of numeric attributes
Pros & Cons
MacBook Air M4
Pros
- 30% faster single-core CPU performance than M3
- 16-core Neural Engine enables advanced on-device AI features and machine learning tasks
- Up to 10-core GPU option provides 25% performance gain for graphics-intensive work
- Improved thermal design with better cooling efficiency
- Dual external display support (vs single on M3)
Cons
- Starting price $1,199 is $450+ more than discounted M3 models
- Generational improvements may not justify upgrade for casual users
MacBook Air M3
Pros
- Significantly discounted pricing ($500-700 off MSRP on secondary market)
- Still delivers excellent performance for office productivity, web browsing, and media consumption
- Solid battery life up to 15 hours for all-day work
- Lightweight design at 2.7-3.3 lbs remains unchanged from M4
Cons
- 8-core Neural Engine limits advanced AI feature access compared to M4
- Single external display maximum vs dual display support on M4
- GPU maxes out at 8-cores, limiting demanding creative applications
Frequently Asked Questions
If you use your M3 primarily for web browsing, email, and document editing, the upgrade is not critical. However, if you work with video editing, 3D rendering, machine learning, or plan to use advanced AI features in macOS, the M4's 30% CPU performance boost and doubled Neural Engine cores justify the investment. Content creators typically see 25-35% faster rendering times.
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