I tested every Kindle to find the absolute best Amazon e-reader

In the Venn diagram of tablets and books, our favorite e-readers fall perfectly in the middle. They're thin and portable like a tablet, but without the distraction of the internet. The best Kindles and e-readers stuff thousands of books — a full library, really — into a tiny frame.

And having tested a lot of e-readers and tablets for Mashable, I can tell you the Amazon Kindle lineup comes closest to perfecting the devices. All over the internet, you'll find TikTok users enthusiastically...