* 17-inch MacBook Pro: Up to 8-9 hours (wireless web browsing) Built-in lithium-polymer 95 watt-hour This is the biggest feature that differentiates the 2015 model from last years iteration, and it doesnt add a lot to the user experience thus far, since so few apps have Force Touch and Force Click functions. * 15-inch MacBook Pro: Up to 8-9 hours (wireless web browsing) Built-in lithium-polymer 77.5 watt-hour Replacement for Apple Unibody MacBook Pro Glass Screen Cover - 13 Inch Lecho Front Glass Bezel Replacement for iMac 21. Like the latest Apple MacBook Pro 13-inch (484.99 at eBay), the 15-inch MacBook Pros glass-covered trackpad now has Force Touch. * 13-inch MacBook Pro: Up to 10 hours (wireless web browsing) Built-in lithium-polymer 63.5 watt-hour * 13.3-inch LED-backlit glossy widescreen display (1280 by 800 pixels) / 15.4-inch LED-backlit glossy widescreen display (1440 by 900 pixels) / 17-inch high-resolution LED-backlit glossy widescreen display (1920 by 1200 pixels ) Supported scaled resolutions: 1680 by 1050. * 250GB / 320GB / 500GB 5400-rpm hard drive 13.3-inch (diagonal) LED-backlit display with IPS technology 2560-by-1600 native resolution at 227 pixels per inch with support for millions of colors. Thats actually thinner than Apples original and now somewhat dated ultraportable, the 13-inch MacBook Air. The Apple MacBook Pro 15-inch With Retina Display (1,999 as tested) is the mobile workhorse of the MacBook line. * 2.4GHz Intel Core 2 Duo processor / 2.53GHz Intel Core i5 processor / 2.66GHz Intel Core 2 Duo processor / 2.66GHz Intel Core i7 processor (4MB 元 cache) The 13-inch MacBook Pro is extremely thin for a full-featured laptop, measuring 0.59 by 11.97 by 8.36 inches (HWD) and weighing 3.02 pounds.