Amazon's new Kindles have suffered from yellow banding issues, leading to negative reviews. Kobo's e-readers are affordable and defect-free compared to Kindle. Kobo's official store on Amazon ...

Rakuten's line-up of Kobo devices is competing head-to-head with Amazon's Kindle, and Onyx's Boox readers are some of the best high-end and tablet-sized devices available. But with all this ...