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MacBook Air vs 14″ MacBook Pro on MacDiff indices

MacBook Air and 14″ MacBook Pro can share marketing chip names yet land in different MacDiff chip bins — especially once Pro/Max SKUs enter. This guide uses MacDiff CPU/GPU indices (M1 Air = 100). It does not fully capture sustained thermals, brightness, or ports.

Latest MacBook Air in the catalog is the MacBook Air 13″ (2026), base config M5 (10-CPU/8-GPU) — CPU 203 / GPU 220. Latest matching MacBook Pro is the MacBook Pro 14″ (2026), base config M5 Pro (15-CPU/16-GPU) — CPU 300 / GPU 411.

On the M1 Air = 100 scale the MacBook Air base is ×2.03 CPU and ×2.20 GPU; the MacBook Pro base is ×3.00 CPU and ×4.11 GPU. Pro/Max bins on the Pro or Studio side pull GPU much further ahead than CPU.

Fans, HDMI/SD cards, ProMotion, and long export thermals are outside MacDiff. When the index ties, spend the budget on memory/storage or Pro features instead of assuming a higher MacDiff number.

Bottom line

Buy Air when you want the thin chassis and a base M4/M5 bin is enough. Buy 14″ Pro when you need Pro/Max bins or the Pro display/IO stack. If two configs share the same chip bin, MacDiff scores will match — choose on chassis and features, not the index.

Open in Compare

Representative configs

SideConfigChipCPUGPUMemStorageFrom
MacBook Air M4 (10-CPU/10-GPU), 16GB, 512 M4 (10-CPU/10-GPU) 167 192 16 GB 512 GB $1099
MacBook Air M5 (10-CPU/10-GPU), 16GB, 512 M5 (10-CPU/10-GPU) 203 253 16 GB 512 GB
MacBook Pro M4 (10-CPU/10-GPU), 16GB, 512 M4 (10-CPU/10-GPU) 167 192 16 GB 512 GB $1599
MacBook Pro M4 Pro (14-CPU/20-GPU), 24GB, 512 M4 Pro (14-CPU/20-GPU) 255 375 24 GB 512 GB $2399
MacBook Pro M5 (10-CPU/10-GPU), 16GB, 512 M5 (10-CPU/10-GPU) 203 253 16 GB 512 GB $1599
MacBook Pro M5 Max (18-CPU/40-GPU), 48GB, 2TB M5 Max (18-CPU/40-GPU) 337 776 48 GB 2 TB

Related hubs

FAQ

Same chip name, same MacDiff score?

Same bin (core counts) → same indices. “M4” on Air vs “M4 Pro” on Pro are different bins.

Should I use Compare instead?

Yes for a custom Air vs Pro pair: /compare.