Kindle Paperwhite vs. Signature Edition: Which is the best Amazon e-reader?

What the Paperwhite and Signature Edition have in common: Specs and performanceBoth the Kindle Paperwhite (L) and the Paperwhite Signature Edition (R) have adjustable brightness and warmth.Credit: Samantha Mangino / Mashable
You won't spot any differences between the two devices just by looking at them. They're the same size, with the same resolution screen. The power button, charging port, and audio jack are in the same spot on both devices. And they both have the following specs:7-inch display