When connected with the right charger and cable, you can charge a MacBook battery up to 50 per cent in 30 minutes. The M2 MacBook Air can be fast charged using a 65W or higher power adapter and ...

but a handful can charge even faster with more power—most notably, the MacBook Air (2022 or later) reaches its peak charging speed at 67 W, the 15-inch MacBook Pro (2019) at 87 W, and both the ...

The bigger the number the faster the speed. Buy a 2022 MacBook Air M2 and its base spec ships with a 30W charger. That'll take around 2.5-hours to fully recharge the system, so it's not very speedy.