MacBook Air M3 vs M4 2026: Performance & Price
The MacBook Air M4 delivers 30% faster CPU performance and 25% faster GPU performance compared to the M3, along with improved thermal efficiency and battery life, justifying the upgrade for power users and content creators.
MacBook Air M3
Apple's mid-range 8-core MacBook with excellent everyday performance and value.
Students, writers, web designers, and casual users needing reliable performance without heavy computational workloads.
MacBook Air M4
Apple's latest flagship MacBook with 10-core performance and superior thermal efficiency.
Video editors, software developers, data scientists, and creative professionals requiring sustained high performance and future-proofing.
Quick Answer
AI SummaryThe MacBook Air M4 delivers 30% faster CPU performance and 25% faster GPU performance compared to the M3, along with improved thermal efficiency and battery life, justifying the upgrade for power users and content creators.
Our Verdict
AI-assistedChoose MacBook Air M3 if you're a light-to-moderate user prioritizing value and already have adequate performance for web browsing, document editing, and media consumption at $1,099. Choose MacBook Air M4 if you work with video editing, 3D rendering, coding, or multitasking workflows where the 30% performance boost justifies the $100 premium and delivers measurable productivity gains.
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Choose MacBook Air M3 if
Students, writers, web designers, and casual users needing reliable performance without heavy computational workloads.
Choose MacBook Air M4 if
Best pickVideo editors, software developers, data scientists, and creative professionals requiring sustained high performance and future-proofing.
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Key Differences at a Glance
- CPU Performance:✓ MacBook Air M4 wins(10-core CPU vs 8-core CPU)
- GPU Options:✓ MacBook Air M4 wins(10-core GPU standard vs 8-core or 10-core GPU)
- Single-Core Performance:✓ MacBook Air M4 wins(3,300+ points (Geekbench 6) vs 2,400 points (Geekbench 6))
Key Facts & Figures
49 numeric metrics compared
| Metric | MacBook Air M3 | MacBook Air M4 | Ratio |
|---|---|---|---|
| Starting Price(USD) | $1,099 | $1,199 | |
| Weight(grams) | 2.7 lbs | — | — |
| Battery Life(hours) | Up to 18 | — | — |
| CPU Single-Core Performance(Geekbench 6 points) | 2,524 | — | — |
| Starting Price (USD)(USD) | $1,199 | — | — |
| Single-Core Performance (Geekbench 6)(score) | 2,550 | — | — |
| Multi-Core Performance (Geekbench 6)(points) | 10,200 | — | — |
| Base Storage(GB) | 256GB | — | — |
| Base Memory (RAM)(GB) | 8GB | — | — |
| Display Size (Base Configuration)(inches) | 13.6-inch | — | — |
| Weight (13.6-inch/14-inch)(lbs) | 2.7 | — | — |
| Battery Capacity(mAh) | 52.6Wh (13.6-inch) | — | — |
| Real-World Battery Life(hours) | 15-18 | — | — |
| External Display Support(displays) | 1 external display | — | — |
| Sustained Thermal Load (TDP)(Watts) | 15W | — | — |
| Price-to-Performance Ratio (Multi-Core)(pts/USD) | 8.5 | — | — |
| Warranty Coverage (Standard)(months) | 12 | — | — |
| CPU Cores(cores) | 8-core | 10-core | |
| Base RAM(GB) | 8GB unified memory | — | — |
| Maximum RAM(GB) | 24GB | — | — |
| Display Size(inches) | 13.6 inches | — | — |
| Display Refresh Rate(Hz) | 60Hz | — | — |
| CPU Performance (Geekbench 6 Multi-core)(points) | 12,100 | — | — |
| GPU Performance (Metal Score)(points) | 21,500 | — | — |
| Sustained Thermal Design Power(Watts) | 30 | — | — |
| Battery Life (Mixed Use)(hours) | 15-17 | — | — |
| Starting Price (Base Configuration)(USD) | $1,099 | — | — |
| ProRes 4K Encoding Speed vs M1(% faster) | 45% faster (with hardware encoder) | — | — |
| Maximum Unified Memory(GB) | 24GB | — | — |
| Base Model Price (USD)(USD) | $1,199 | — | — |
| GPU Cores (Base)(cores) | 8 cores | — | — |
| Memory Bandwidth(GB/s) | 100 GB/s | — | — |
| Weight (13-inch/14-inch base)(lbs) | 2.8 lbs | — | — |
| Native Video Output Ports(count) | 0 (USB-C adapters required) | — | — |
| Thunderbolt Ports(ports) | 1 port | — | — |
| Sustained 4K ProRes Performance(minutes) | 10-15 min (throttling) | — | — |
| GPU Cores(cores) | Up to 8 cores | Up to 10 cores | |
| Geekbench 6 Single-Core(points) | 2,400 points | 3,300 points | |
| Geekbench 6 Multi-Core(points) | 9,800 points | 13,200 points | |
| Battery Life (Real-world)(hours) | 15-18 hours | 18-20 hours | |
| Video Export Time (4K 30fps, 5-min clip)(seconds) | 165 seconds | 120 seconds | |
| Operating Temperature Under Load(°C) | 85°C | 65°C | |
| GPU Cores (Standard Configuration)(cores) | 10-core | — | — |
| Multi-core Performance(Geekbench 6 score) | 12,500 | — | — |
| Battery Life (Web Browsing)(hours) | 17 hours (average) | — | — |
| Thermal Design Power (TDP)(watts) | 25W | — | — |
| Starting Price (13-inch, 2026)(USD) | $1,199 | — | — |
| GPU Cores (Standard)(cores) | 8-core | 10-core | |
| Battery Life (Typical)(hours) | 17 hours avg | 19 hours avg |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
- 8-core CPUCPU Performance10-core CPU(winner)
- 8-core or 10-core GPUGPU Options10-core GPU standard(winner)
- 2,400 points (Geekbench 6)Single-Core Performance3,300+ points (Geekbench 6)(winner)
- 9,800 points (Geekbench 6)Multi-Core Performance13,200+ points (Geekbench 6)(winner)
- 16-18 hoursBattery Life18-20 hours(winner)
- $1,099(winner)Starting Price (13-inch)$1,199
- Good efficiencyThermal ManagementSuperior efficiency (improved die shrink)(winner)
- CPU Performance
MacBook Air M3
8-core CPU
MacBook Air M4
10-core CPU(winner)
- GPU Options
MacBook Air M3
8-core or 10-core GPU
MacBook Air M4
10-core GPU standard(winner)
- Single-Core Performance
MacBook Air M3
2,400 points (Geekbench 6)
MacBook Air M4
3,300+ points (Geekbench 6)(winner)
- Multi-Core Performance
MacBook Air M3
9,800 points (Geekbench 6)
MacBook Air M4
13,200+ points (Geekbench 6)(winner)
- Battery Life
MacBook Air M3
16-18 hours
MacBook Air M4
18-20 hours(winner)
- Starting Price (13-inch)
MacBook Air M3
$1,099(winner)
MacBook Air M4
$1,199
- Thermal Management
MacBook Air M3
Good efficiency
MacBook Air M4
Superior efficiency (improved die shrink)(winner)
Full Comparison
| Attribute | MacBook Air M3 | MacBook Air M4 |
|---|---|---|
| Starting Price(USD) | $1,099(winner) | $1,199 |
| Starting Price (13-inch, 2026)(USD) | $1,199 | — |
| Weight(grams) | 2.7 lbs | — |
| Battery Life(hours) | Up to 18 | — |
| CPU Single-Core Performance(Geekbench 6 points) | 2,524 | — |
| Processor (Base) | Apple M3 (8-core CPU) | — |
| Single-Core Performance (Geekbench 6)(score) | 2,550 | — |
| Multi-Core Performance (Geekbench 6)(points) | 10,200 | — |
Show 11 more attributesSustained Thermal Load (TDP)(Watts) 15W — CPU Cores(cores) 8-core 10-core CPU Performance (Geekbench 6 Multi-core)(points) 12,100 — GPU Performance (Metal Score)(points) 21,500 — GPU Cores (Base)(cores) 8 cores — Sustained 4K ProRes Performance(minutes) 10-15 min (throttling) — GPU Cores(cores) Up to 8 cores Up to 10 cores Geekbench 6 Single-Core(points) 2,400 points 3,300 points Geekbench 6 Multi-Core(points) 9,800 points 13,200 points Video Export Time (4K 30fps, 5-min clip)(seconds) 165 seconds 120 seconds GPU Cores (Standard)(cores) 8-core 10-core | ||
| Starting Price (USD)(USD) | $1,199 | — |
| Starting Price (Base Configuration)(USD) | $1,099 | — |
| Base Storage(GB) | 256GB | — |
| Base Memory (RAM)(GB) | 8GB | — |
| Base RAM(GB) | 8GB unified memory | — |
| Maximum RAM(GB) | 24GB | — |
| Maximum Unified Memory(GB) | 24GB | — |
| Memory Bandwidth(GB/s) | 100 GB/s | — |
| Display Size (Base Configuration)(inches) | 13.6-inch | — |
| Display Size(inches) | 13.6 inches | — |
| Display Refresh Rate(Hz) | 60Hz | — |
| Display Options(inches) | 13-inch, 15-inch, 17-inch | — |
| Weight (13.6-inch/14-inch)(lbs) | 2.7 | — |
| Battery Capacity(mAh) | 52.6Wh (13.6-inch) | — |
| Real-World Battery Life(hours) | 15-18 | — |
| Battery Life (Mixed Use)(hours) | 15-17 | — |
| Battery Life (Real-world)(hours) | 15-18 hours | 18-20 hours(winner) |
| Battery Life (Web Browsing)(hours) | 17 hours (average) | — |
| External Display Support(displays) | 1 external display | — |
| Native Video Output Ports(count) | 0 (USB-C adapters required) | — |
| Thunderbolt Ports(ports) | 1 port | — |
| Price-to-Performance Ratio (Multi-Core)(pts/USD) | 8.5 | — |
| Warranty Coverage (Standard)(months) | 12 | — |
| Sustained Thermal Design Power(Watts) | 30 | — |
| Thermal Design Power (TDP)(watts) | 25W | — |
| ProRes 4K Encoding Speed vs M1(% faster) | 45% faster (with hardware encoder) | — |
| Base Model Price (USD)(USD) | $1,199 | — |
| Weight (13-inch/14-inch base)(lbs) | 2.8 lbs | — |
| Operating Temperature Under Load(°C) | 85°C | 65°C(winner) |
| GPU Cores (Standard Configuration)(cores) | 10-core | — |
| Multi-core Performance(Geekbench 6 score) | 12,500 | — |
| Battery Life (Typical)(hours) | 17 hours avg | 19 hours avg(winner) |
Show 11 more attributes
Pros & Cons
10 pros·4 cons across both
MacBook Air M3
Pros
- 8-core CPU handles 90% of everyday tasks efficiently
- Starting at $1,099 (best entry-level MacBook pricing)
- 16-18 hours battery life sufficient for full workday
- Aluminum unibody design with excellent build quality
- macOS integration with iPhone and iPad ecosystem
Cons
- 10% slower single-core performance than M4 causes noticeable lag in professional apps
- 35% fewer GPU cores limits video rendering and 3D work compared to M4
MacBook Air M4
Pros
- 10-core CPU with 30% faster multi-core performance for professional workloads
- 10-core GPU standard (25% faster than M3) enables smooth 4K video editing
- Improved thermal efficiency reduces fan noise during intensive tasks by 15%
- 18-20 hour battery life extends productivity on long trips
- Latest architecture supports future macOS updates longer
Cons
- $100 higher starting price ($1,199) limits appeal to budget-conscious buyers
- Overkill performance for basic tasks like email and document editing
Frequently Asked Questions
5 questions
The M4 offers 30% faster multi-core performance and 25% faster GPU performance, making it worthwhile if you do video editing, 3D rendering, or frequent multitasking. For everyday tasks like browsing and document editing, the M3 remains more than adequate. The upgrade becomes economical when it saves you 5+ hours per week on project rendering or compilation.
Resources & Learn More
Curated sources to dive deeper
Where to Buy
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Wikipedia
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