The new Taptic Engine also powers all of the vibrations for alerts, alarms, and notifications, so the feel of the vibrations in the iPhone 6s and 6s Plus is different from the vibrations in the iPhone 6 and 6 Plus. (macrumors.com)
A new Taptic Engine provides tactile feedback whenever the pressure - based gestures are used. (macrumors.com)
But what really stings here is that you're not getting a world - class Taptic Feedback engine, which is what Apple did with the extra space it reclaimed by removing the 3.5 - mm plug. (android.gadgethacks.com)