If you want something a little smaller, the 13-inch MacBook Pro (M2, 2022) delivers that in an old-school design, with remarkable battery life — but few of the bells and whistles its larger Battery Life. In addition to charting battery performance in some real world tests, I also ran a couple of dedicated battery tests. The 13” MacBook Pro could not even finish this render on As mentioned prior, the latest 13-inch MacBook Pro has one of the highest-rated when it comes to battery life. It packs a 58.2-watt-hour lithium-polymer battery, which is quite a bit larger when 1. I bought a new 2018 15'' MacBook Pro with Touch Bar a couple weeks ago. So far its battery life has been abysmal, reaching 0% after less than 4 hours of very light usage (only web browsing). I decided to test the battery life today by having my regular applications (Safari, Firefox, and a few others) open and just letting the MBP sit on my desk. The Apple Macbook Pro 14 M3 is the best balance of performance with a long-lasting battery life that also won’t break the bank. Of our top 10 laptops with the best battery life, Macs take up 40% the battery life is absolutely horrible at merely 3 hours when you have Firefox open with just a few dozen tabs, without the CPU load showing anything significant (other than deleted eating 30% of the CPU on a regular basis) -- even though it's a brand new battery (currently at 55 cycles because it probably goes through 2 to 3 cycles per 1. BubblyPurple6547. • 2 yr. ago. Lemme chime in. I have my M1 Pro 16" for 2 weeks now and battery life is indeed awesome. Especially when coming from a 2015 model, haha. I wouldn't say the stated 14/21hrs are 100% realistic, but 10-12 hours with Firefox and other smaller apps (VLC, Telegram, Mail, etc.) running. An M1 and M2 MacBook Pro battery has a life cycle of 1,000 charges, as does a M1 and M2 MacBook Air. MacBook Pro (13-inch, M1, 2020) Up to 20 hours. MacBook Air (M2, 2022) Regarding Apple's battery ratings/claims, they do not do them with screen at full brightness. The test conditions for the 13" were: The Apple TV app movie playback test measures battery life by playing back HD 1080p content with display brightness set to 8 clicks from bottom. Battery life varies by use and configuration. Battery: MacBook Pro 13” Retina (2015) Size: 74.9 Wh lithium‑polymer battery: Battery Life: Up to 10 hours wireless web; Up to 12 hours of iTunes movie playback; Up to 30 days of standby time; Power Supply: 60W MagSafe 2 Power Adapter geSK1tT.