MacBook Air M4 vs M3: Performance, Price, Battery 2026
The M4 MacBook Air delivers 25-30% faster CPU performance and up to 40% faster GPU speeds compared to the M3, with improved thermal efficiency and battery life, though both are excellent for everyday computing and creative work.
MacBook Air M4
Latest 13-15 inch MacBook with Apple's M4 chip featuring up to 10-core GPU and improved thermal efficiency.
Video editors, software developers, 3D artists, professionals doing heavy multitasking, and users planning to keep their laptop 5+ years
MacBook Air M3
13-15 inch MacBook with Apple's M3 chip, still delivering strong performance for everyday computing and light creative work.
Students, casual users, writers, content consumers, and professionals primarily using cloud-based tools who want a solid laptop at the lowest price point
Quick Answer
AI SummaryThe M4 MacBook Air delivers 25-30% faster CPU performance and up to 40% faster GPU speeds compared to the M3, with improved thermal efficiency and battery life, though both are excellent for everyday computing and creative work.
Our Verdict
AI-assistedChoose the MacBook Air M4 if you do professional video editing, 3D rendering, programming, or plan to keep the laptop for 5+ years — the 25-30% performance boost justifies the $100 premium and future-proofs your investment. Choose the MacBook Air M3 if you primarily browse, stream, use Office apps, and want to save money — it handles everyday tasks flawlessly and remains an excellent value.
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Choose MacBook Air M4 if
Best pickVideo editors, software developers, 3D artists, professionals doing heavy multitasking, and users planning to keep their laptop 5+ years
Choose MacBook Air M3 if
Students, casual users, writers, content consumers, and professionals primarily using cloud-based tools who want a solid laptop at the lowest price point
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Key Differences at a Glance
- CPU Performance:✓ MacBook Air M4 wins(8-core CPU (up to 10-core on higher models) vs 8-core CPU)
- GPU Performance:✓ MacBook Air M4 wins(Up to 10-core GPU vs Up to 8-core GPU)
- Geekbench 6 Single-Core Score:✓ MacBook Air M4 wins(3,400-3,450 points vs 2,850-2,900 points)
Key Facts & Figures
42 numeric metrics compared
| Metric | MacBook Air M4 | MacBook Air M3 | Ratio |
|---|---|---|---|
| CPU Cores(cores) | 8-10 cores | 8 cores | |
| GPU Cores(cores) | Up to 10 cores | Up to 8 cores | |
| Geekbench 6 Single-Core(points) | 3,425 | 2,875 | |
| Geekbench 6 Multi-Core(points) | 13,750 | 10,650 | |
| Battery Life (Real-World)(hours) | 18-20 hours | 15-18 hours | |
| Starting Price(USD) | $1,199 | $1,099 | |
| Video Export Time (4K 30fps, 5-min clip)(seconds) | 120 seconds | 165 seconds | |
| Operating Temperature Under Load(°C) | 65°C | 85°C | |
| Weight(grams) | 2.7 lbs | 2.7 lbs | |
| Battery Life(days) | Up to 18 | Up to 18 | |
| CPU Single-Core Performance(Geekbench 6 points) | 2,524 | 2,524 | |
| Starting Price (USD)(USD) | $1,199 | $1,199 | |
| Single-Core Performance (Geekbench 6)(score) | 2,550 | 2,550 | |
| Multi-Core Performance (Geekbench 6)(points) | 10,200 | 10,200 | |
| Base Storage(GB) | 256GB | 256GB | |
| Base Memory (RAM)(GB) | 8GB | 8GB | |
| Display Size (Base Configuration)(inches) | 13.6-inch | 13.6-inch | |
| Weight (13.6-inch/14-inch)(lbs) | 2.7 | 2.7 | |
| Battery Capacity(mAh) | 52.6Wh (13.6-inch) | 52.6Wh (13.6-inch) | |
| Real-World Battery Life(hours) | 15-18 | 15-18 | |
| External Display Support(displays) | 1 external display | 1 external display | |
| Sustained Thermal Load (TDP)(Watts) | 15W | 15W | |
| Price-to-Performance Ratio (Multi-Core)(pts/USD) | 8.5 | 8.5 | |
| Warranty Coverage (Standard)(months) | 12 | 12 | |
| Base RAM(GB) | 8GB unified memory | 8GB unified memory | |
| Maximum RAM(GB) | 24GB | 24GB | |
| Display Size(inches) | 13.6 inches | 13.6 inches | |
| Display Refresh Rate(Hz) | 60Hz | 60Hz | |
| CPU Performance (Geekbench 6 Multi-core)(points) | 12,100 | 12,100 | |
| GPU Performance (Metal Score)(points) | 21,500 | 21,500 | |
| Sustained Thermal Design Power(Watts) | 30 | 30 | |
| Battery Life (Mixed Use)(hours) | 15-17 | 15-17 | |
| Starting Price (Base Configuration)(USD) | $1,099 | $1,099 | |
| ProRes 4K Encoding Speed vs M1(% faster) | 45% faster (with hardware encoder) | 45% faster (with hardware encoder) | |
| Maximum Unified Memory(GB) | 24 | 24 | |
| Base Model Price (USD)(USD) | $1,199 | $1,199 | |
| GPU Cores (Base)(cores) | 8 cores | 8 cores | |
| Memory Bandwidth(GB/s) | 100 GB/s | 100 GB/s | |
| Weight (13-inch/14-inch base)(lbs) | 2.8 lbs | 2.8 lbs | |
| Native Video Output Ports(count) | 0 (USB-C adapters required) | 0 (USB-C adapters required) | |
| Thunderbolt Ports(ports) | 1 port | 1 port | |
| Sustained 4K ProRes Performance(minutes) | 10-15 min (throttling) | 10-15 min (throttling) |
Sourced from publicly available data ·
Key Differences
7 attributes compared head-to-head
- 8-core CPU (up to 10-core on higher models)(winner)CPU Performance8-core CPU
- Up to 10-core GPU(winner)GPU PerformanceUp to 8-core GPU
- 3,400-3,450 points(winner)Geekbench 6 Single-Core Score2,850-2,900 points
- 13,600-13,900 points(winner)Geekbench 6 Multi-Core Score10,500-10,800 points
- 18-20 hours(winner)Battery Life (Real-World)15-18 hours
- $1,199Starting Price (USD)$1,099(winner)
- 25% cooler operation(winner)Thermal Efficiency ImprovementBaseline
- CPU Performance
MacBook Air M4
8-core CPU (up to 10-core on higher models)(winner)
MacBook Air M3
8-core CPU
- GPU Performance
MacBook Air M4
Up to 10-core GPU(winner)
MacBook Air M3
Up to 8-core GPU
- Geekbench 6 Single-Core Score
MacBook Air M4
3,400-3,450 points(winner)
MacBook Air M3
2,850-2,900 points
- Geekbench 6 Multi-Core Score
MacBook Air M4
13,600-13,900 points(winner)
MacBook Air M3
10,500-10,800 points
- Battery Life (Real-World)
MacBook Air M4
18-20 hours(winner)
MacBook Air M3
15-18 hours
- Starting Price (USD)
MacBook Air M4
$1,199
MacBook Air M3
$1,099(winner)
- Thermal Efficiency Improvement
MacBook Air M4
25% cooler operation(winner)
MacBook Air M3
Baseline
Full Comparison
| Attribute | MacBook Air M4 | MacBook Air M3 |
|---|---|---|
| CPU Cores(cores) | 8-10 cores(winner) | 8 cores |
| GPU Cores(cores) | Up to 10 cores(winner) | Up to 8 cores |
| Geekbench 6 Single-Core(points) | 3,425(winner) | 2,875 |
| Geekbench 6 Multi-Core(points) | 13,750(winner) | 10,650 |
| Video Export Time (4K 30fps, 5-min clip)(seconds) | 120 seconds(winner) | 165 seconds |
Show 10 more attributesCPU 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 — Sustained Thermal Load (TDP)(Watts) 15W — CPU Performance (Geekbench 6 Multi-core)(points) 12,100 — GPU Performance (Metal Score)(points) 21,500 — GPU Cores (Base)(cores) 8 cores — Memory Bandwidth(GB/s) 100 GB/s — Sustained 4K ProRes Performance(minutes) 10-15 min (throttling) — | ||
| Battery Life (Real-World)(hours) | 18-20 hours(winner) | 15-18 hours |
| Starting Price(USD) | $1,199 | $1,099(winner) |
| Starting Price (Base Configuration)(USD) | $1,099 | — |
| Operating Temperature Under Load(°C) | 65°C(winner) | 85°C |
| Weight(grams) | 2.7 lbs | — |
| Weight (13.6-inch/14-inch)(lbs) | 2.7 | — |
| Battery Life(days) | Up to 18 | — |
| Starting Price (USD)(USD) | $1,199 | — |
| Base Storage(GB) | 256GB | — |
| Base Memory (RAM)(GB) | 8GB | — |
| Base RAM(GB) | 8GB unified memory | — |
| Maximum RAM(GB) | 24GB | — |
| Maximum Unified Memory(GB) | 24 | — |
| Display Size (Base Configuration)(inches) | 13.6-inch | — |
| Display Size(inches) | 13.6 inches | — |
| Display Refresh Rate(Hz) | 60Hz | — |
| Battery Capacity(mAh) | 52.6Wh (13.6-inch) | — |
| Real-World Battery Life(hours) | 15-18 | — |
| Battery Life (Mixed Use)(hours) | 15-17 | — |
| 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 | — |
| 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 | — |
Show 10 more attributes
Pros & Cons
10 pros·4 cons across both
MacBook Air M4
Pros
- 25-30% faster CPU performance than M3 with Geekbench 6 multi-core scores of 13,600+
- Up to 40% faster GPU for video rendering and 3D graphics tasks
- 18-20 hour real-world battery life with improved power efficiency
- 25% cooler operation under sustained workloads
- Better resale value due to newer architecture and longer support window
Cons
- $100 higher starting price ($1,199 vs $1,099)
- Minimal performance difference for casual users who only browse and use productivity apps
MacBook Air M3
Pros
- $100 lower starting price at $1,099, making it better value for budget-conscious buyers
- Still delivers excellent performance for web browsing, streaming, and productivity apps at 2,850+ Geekbench single-core scores
- 8-hour typical battery life covers full workday with room to spare
- Widely available in refurbished market, lowering effective cost
- Completely sufficient for casual photography and basic video editing
Cons
- 25-30% slower CPU and 40% slower GPU compared to M4 limits future software scaling
- Runs noticeably hotter during sustained rendering or video export tasks
Frequently Asked Questions
5 questions
Yes, if you plan to keep the laptop 4+ years or do professional work like video editing, 3D rendering, or software development. The 25-30% performance boost and improved thermal efficiency provide better longevity and resale value. However, if you primarily browse, stream, and use productivity apps, the M3 remains exceptional value.
Resources & Learn More
Curated sources to dive deeper
Where to Buy
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Wikipedia
- W
MacBook Air M4 on Wikipedia (opens in new tab)
Latest 13-15 inch MacBook with Apple's M4 chip featuring up to 10-core GPU and improved thermal efficiency.
- W
MacBook Air M3 on Wikipedia (opens in new tab)
13-15 inch MacBook with Apple's M3 chip, still delivering strong performance for everyday computing and light creative work.
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