Apple unveiled fourth generation 13 - and 15 - inch MacBook Pro models during a press event at their headquarters on October 27, 2016. The models introduced the Touch Bar, a multi-touch enabled OLED strip built into the top of the keyboard in place of the function keys. They include a sapphire - glass covered Touch ID sensor at the right end of the Touch Bar which doubles as a power button. The models also introduce a "second - generation '' butterfly mechanism keyboard that provided more travel than the first iteration implemented on the Retina MacBook. The 13 - inch model has a trackpad that is 46 % larger than its predecessor while the 15 - inch model has a trackpad twice as large as the prior generation.
when was the most recent macbook pro released
October 27, 2016