MacBook Air M4 13 vs MacBook Air M3 15
True-scale visual comparison — see exact mm dimensions side by side with detailed specs.
We are missing reliable height and width dimensions for one or both products, so the real-scale visual preview is not shown. The specifications table below still compares every field we have on file.
Values are sourced from official manufacturer data where possible. Read our methodology and data sources.
Specifications Comparison
MacBook Air M4 13
Apple
MacBook Air M3 15
Apple
Display
MacBook Air M4 13
13.6"
MacBook Air M3 15
15.3"
Weight
MacBook Air M4 13
1.24kg
MacBook Air M3 15
1.51kg
Battery
MacBook Air M4 13
53.8Wh
MacBook Air M3 15
66.5Wh
RAM
MacBook Air M4 13
16GB
MacBook Air M3 15
16GB
Storage
MacBook Air M4 13
256GB
MacBook Air M3 15
256GB
Processor
MacBook Air M4 13
Apple M4
MacBook Air M3 15
Apple M3
Price
MacBook Air M4 13
1,099$
MacBook Air M3 15
1,299$
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Verified Data
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Transparent Method
Our comparison methodology is public