The new Xteink X4 Pro tiny e-reader has arrived: Our first impressions

Xteink is back with the second generation of its X4 e-reader. The X4 Pro is here and redesigned, but are there improvements? Xteink's tiny e-readers, which are bigger than a credit card but smaller than a passport, get plenty of attention for their small size, which supposedly can fit on the back of a phone. The X4 has previously made our list of the best e-readers as the best mini e-reader, so we had to try out the second generation ourselves The Xteink X4 Pro, the second generation of the X4, comes with a 4.26-inch display and 219 ppi resolution (Kindle and Kobo both have 300 ppi). It has 8MB RAM and 16MB of storage with up to 256GB of expandable space with a microSD card. It has a 10+ hour battery life, which is about one to two weeks of casual reading, and has a touchscreen with physical buttons on the side. Plus, there's a circular home button, reminiscent of the old iPhone button. The touchscreen is new to the X4, which also has a frontlight. It has a magnetic back, which is compatible with MagSafe, so it can snap to the back of an iPhone. Rather than a USB-C port, it also comes with a magnetic charging port, which uses USB-C. It connects to WiFi, and books are imported to th