Compared to prior-generation Intel based Apple Macs, the M2 Mac's battery lasts up to two times longer. In our poll, we found that battery repair was one of the main reasons users reportedly replaced their mac with a new model. Our team identified that this is a clear indicator the M1 and M2 Macs will have an advantage (at least when it comes to overall device lifespan and replacement in the eyes of its audience). We tested the new MacBook Air M2 and found that it has a significantly longer battery life than the previous model, although Apple doesn't advertise it as such The 13-inch MacBook Pro has the longest battery life, lasting up to 20.5 hours. In comparison to the last Intel-based model, that's double the battery life. As for battery life, Apple claims M2 gets up to 18-19 hours of use without sacrificing processing speed & performance.