The new 50.3 watt lithium polymer battery provides up to 12 hours of battery life when browsing online, 13 hours watching iTunes movie playback and 30 days of waiting time.
By comparison, the MacBook Pro models offer up to 10 hours of battery while browsing the web and 10 hours of iTunes movie playback while the MacBook MacBook offers 1
MacBook Air will provide two additional battery life for browsing compared to other models, and one to three hours more when watching movies. Details about Apple's battery testing procedures are below:
Apple-tested testing in October 2018 using pre-core 1.6GHz dual core Intel Core i5 based MacBook Air 8GB RAM and 256GB SSD Systems . The wireless web test measures battery life by wireless browsing on 25 popular sites with brightness on the display to 12 clicks from the bottom or 75%. The ITunes playback test measures battery life by playing HD 1080p content with brightness on the display at 12 clicks from bottom or 75%. Standby test measures battery life by allowing a system, connected to a wireless network, and logged on to an iCloud account to enter standby mode with Safari and Mail programs launched and all system settings have gone by default. Battery life varies during use and configuration.
MacBook Air MacBook Air is equipped with two USB-C ports and charges over USB-C. It comes with a 30W power adapter, like the 12-inch MacBook .
You can order the new MacBook Air today and prices start at $ 1,199. The first orders will arrive next Wednesday, November 7th.