Amazon's more expensive Kindle offers a bigger and more versatile display, with better battery life and water resistance to boot. The default Kindle offers great value at a low price, and shares more features with the Paperwhite than you'd think.

The Kindle Paperwhite is Amazon's, let's say, premium ereader – big screen to fit more copy on the 'page', high resolution for crisp, sharp text and an adjustable light to help ease any strain on the eyes over long periods. The standard Kindle, as the name would suggest, is a more basic version of it's luxurious younger sibling.

But right now, it’s on sale for Amazon Prime Day—a major deal, considering the Paperwhite’s price has only dropped two times this year so far. That means now is absolutely the best time to shop, while it’s still in stock.

Auto-adjusting brightness A bit pricey for some people Voracious readers need look no further than 2021's Kindle Paperwhite Signature Edition. It’s an excellent all-around e-reader that offers plenty of screen real estate without becoming unwieldy for travel and portability.