I recently bought a MacBook Pro, and I installed Windows 8.1 with bootcamp on it. However, the battery life is absolutely horrible. I get about 2 hours of battery life doing light tasks that would get me 8-9 hours of battery life on OS X. Task manager shows minimal CPU usage, like
Internally, it has a more advanced processor and architecture, as well as a more advanced graphics processor and better speakers, but reduced battery life. Also see: What are all the differences between the 13-Inch "Late 2016" MacBook Pro models? What are the differences between these models and the "Early 2015" models replaced? (In-Depth) EveryMac.com's Retina MacBook Q&A answers questions about the 2015, 2016, and 2017 aluminum MacBook models with a 12-Inch "Retina Display." These notebooks are visually distinctive and the only razor thin notebooks with "MacBook" on the display bezel. However, they additionally can be spotted collectively by the A1534 model number. In Batman: Arkham City, we were seeing average framerates of 50 fps from an nVidia 650M-equipped Retina MacBook Pro (1280 x 800, either Medium or High detail). The 2013 Iris Pro model played the This is how Apple tests to get their battery life figures (it's a footnote on the product page): Wireless web testing conducted by Apple in October 2011 using preproduction 2.8GHz dual-core Intel Core i7–based 13-inch MacBook Pro units, preproduction 2.4GHz quad-core Intel Core i7–based 15-inch MacBook Pro units, and preproduction 2.4GHz quad-core Intel Core i7–based 17-inch MacBook Pro . 276 287 99 339 157 330 55 139 274