Asus Eee Reader DR900
Sony PRS 350
Elonex eInk 621EB eBook
Text messaging is much faster due to a hardware keyboard.
This e-paper display is much brighter and whiter than normal e-paper displays - it provides a better reading experience due to higher contrast.
Self-lit devices have a back or front light incorporated, so they can be used in poor light conditions or in the dark.
An e-paper display provides a high contrast allowing users to read in direct sunlight without requiring much power.
This helps to reduce the reflection from your device.
Amazon Kindle Oasis (2017) WiFi 8GB
You can operate the device easily, by pressing the screen with your fingers.
The device has a standard memory slot (such as an SD or micro SD card slot) so that you can either extend the internal storage with affordable memory modules or you can retrieve data, such as photographs, easily from a memory card.
Sony PRS 600
802.11n is a wireless standard released in 2009. It has faster transfer rates and improved security compared to its predecessors - a, b and g.
With a search browser application you can surf the internet from your device.
The device can connect to WiFi.
The battery can be recharged and used over again.
The device has a dictionary that can be accessed offline.
Users can get access to books from real libraries.
How many file types the device supports, such as PDF, JPG or PNG.
Barnes & Noble NOOK HD Smoke 8GB
A gyroscope is a sensor that tracks the orientation of a device, more specifically by measuring the angular rotational velocity. Initially, they were built using a spinning rotor to detect changes in orientation, like twisting or rotation.