Battery and Power 2. Up to 12 hours wireless web; Up to 12 hours iTunes movie playback; Up to 30 days of standby time; Built-in 54‑watt‑hour lithium‑polymer battery; 45W MagSafe 2 Power Adapter with cable management; MagSafe 2 power port; Size and Weight. Height: 0.11–0.68 inch (0.3–1.7 cm) Width: 12.8 inches (32.5 cm) Depth: 8.94 Replacement 4800 mAh battery for MacBook 12" Retina (Early 2015). Replacement 4800 mAh battery for MacBook 12" Retina (Early 2015). Pro Tech Toolkit. 1558. $74.95. MacBook Air M1 battery max capacity After 6 months of using MacBook Air M1 I was curious what is the max battery capacity. MacOS settings show that it is 96%. MacOS settings show that it is 96%. However console command (ioreg -l -w0 |grep Capacity) shows that it is 3895 mah which is nearly 88%. The M1 version of the 13-inch MacBook Pro achieved a score of 1,707 for single-core performance in Battery capacity: 58.2Wh: Battery life (claimed) up to 20h movie playback, 17h wireless web Bluetooth. All Specs. On paper, through the lens of its specs, the entry-level 13-inch MacBook Pro might not seem like a compelling ultraportable laptop. For a starting price of $1,299, this Apple's 14-inch and 16-inch MacBook Pros offer phenomenal battery life, especially against the competition. MacBook Pro 16-inch M1 Max: 15:31: Asus Zenbook 13 OLED: 14:57: Dell XPS 13 OLED: 7: MacBook Pro (13-inch, 2016, Four Thunderbolt 3 ports) MacBook Pro (13-inch, 2016, Battery life (hh:mm) MacBook Pro 16-inch M2 Max: 18:56: MacBook Pro 13-inch M2: 18:20: MacBook Pro 13-inch M1: Apple has been the king of stamina since its 13-inch M1 MacBook Pro, and the WPH1m.