The Touch Bar can adapt to apps, such as Mail, Safari, Messages, and even third-party apps like Adobe Photoshop, so you'll have access to useful functions previously hidden in menus.
A Touch ID sensor has been integrated into the power button, so you can quickly log into your account, even when another user is logged in. You can also use it with Apple Pay to securely purchase things over the web, thanks to macOS Sierra.
The 13.3" Retina Display with a 2560 x 1600 resolution features brighter LED backlighting than its predecessor as well as an increased contrast ratio, delivering deeper blacks and brighter whites. Its larger pixel aperture and variable refresh rate make it more power efficient.
The Force Touch trackpad on the 13.3" MacBook Pro is 46% larger than the previous generation. The Force Touch trackpad takes all the capabilities of multi-touch and adds force sensors that detect subtle differences in the amount of downward pressure you apply.
Thunderbolt 3 features a maximum throughput of 40 Gb/s when used with compatible devices. The connector also transmits data via USB 3.1 at up to 10 Gb/s, and dual-bandwidth DisplayPort 1.2 allows you to connect up to two 4K displays simultaneously or one multi-panel 5K display.