As of 2025, this includes the 13-inch and 15-inch M4 MacBook Air, and 14-inch and 16-inch M4 MacBook Pro. As a general rule of thumb, this guide is mainly focused on the older ‌MacBook Air ...
The M4 MacBook Air replaces space gray with sky blue ... Space gray later came to the Mac in 2015 with the 12-inch MacBook — the first aluminum Macs to come in any color but silver.