The e-reader that fits on the back of your phone just got a huge upgrade
Android Police 2026-07-20 10:48:40
Context: The Xteink X4, a pocket-sized e-reader that magnetically attaches to phones, is being upgraded to the Xteink X4 Pro, which addresses its biggest flaw with the addition of a front light. This new feature allows the device to be used in dimmer lighting conditions, making it a more viable alternative to larger e-readers. The Xteink X4 Pro is set to launch on July 21.
Key Facts
- The Xteink X4 Pro e-reader features a front light, which was a major flaw in its predecessor, the Xteink X4, as it couldn't be used in dimmer lighting conditions or in bed without a lamp.
- The Xteink X4 had a 4.3-inch screen with a resolution of 220 PPI, a 650mAh battery, and weighed 74g.
- The Xteink X4 Pro is expected to retain many features from the previous versions, but with the addition of the front light, making it an upgrade worthy of a day-one purchase.
- The standard Xteink X4 was available for $69, and while the price of the Xteink X4 Pro will likely be higher, it is not expected to be very expensive.
- The Xteink X4 Pro is set to launch on July 21 at 7AM PST (10AM EST), as indicated by a countdown in an email sent out by Xteink.