While the Voyage benefited from the nifty new PagePress haptic feedback system that we loved so much, the Paperwhite requires all navigation to be done via the touchscreen. (trustedreviews.com)
Almost all of the features are there — touchscreen, bright white e-ink display, and even a special haptic feedback system that allows you to «click» left and right side buttons to turn pages. (techcrunch.com)
The phone has also gained the Taptic Engine haptic feedback system from the Apple Watch, which provides different vibration feedback for various alerts. (theverge.com)