Xteink X4 Classic: Credit Card-Sized E-Reader Is 15% Off
The credit card-sized Xteink X4 Classic e-reader drops to $75.99 ahead of Amazon's Prime Big Deal Days event on October 6-7, 2026.

Stock photo for illustration only, not from the actual event
- Xteink X4 Classic credit card-sized e-reader is discounted by 15% to $75.99
- Amazon Prime Big Deal Days sale is scheduled for October 6-7, 2026
- The Classic version features a larger battery, relocated buttons, and a real-time clock
- Devices only support DRM-free e-books and cannot read existing Kindle libraries
While many shoppers focus on mainstream reading devices during major retail events, a completely different category of ultra-compact e-ink gadgets featuring screens around 4 inches has gained massive popularity in 2026. Perfect for carrying an entire library inside a pocket so small you forget it is even there, the recently launched Xteink X4 Classic is now seeing its first major discount ahead of Amazon's upcoming Prime Big Deal Days sale running from October 6-7, 2026.
Xteink originated as a Chinese startup that disrupted the reading device market last year with the debut of the original X4, an extremely basic gadget that traded advanced features for an affordable sub-$70 price point. This sparked a passionate online community on Reddit where users exchanged modification tips and collaborated on crowdsourcing an alternative operating system to resolve early software hurdles. The company quickly expanded its lineup with smaller models like the X3 and the X4 Pro, which incorporated touchscreens and front lights at the expense of slight screen clarity and physical buttons.

Stock photo for illustration only, not from the actual event
Released earlier this month, the Xteink X4 Classic succeeds the original model by integrating several quality-of-life enhancements introduced in subsequent hardware iterations:
- A larger capacity battery
- Relocated page-turning physical buttons
- A real-time clock and USB drive support
- A new tilt-to-turn-page function
- A weight reduction of 6 grams and a thickness decrease of 1 millimeter
These refinements come with a slight hardware compromise, as the standard USB-C charging port was swapped for magnetic pogo pins requiring a specialized separate cable or adapter. Furthermore, these updates raised the standard retail price to $89, marking a $20 increase over the discontinued predecessor and sitting just $10 below the X4 Pro tier.
Ultra-minimalist e-readers cater specifically to a dedicated niche valuing crisp typographic clarity and ultimate portability over modern conveniences like built-in illumination or touch interfaces. By omitting complex layers between the inner display and outer glass, these stripped-down screens offer exceptional text contrast. However, buyers must be fully aware of software limitations, such as the absence of Digital Rights Management compatibility, which keeps mainstream bookstore ecosystems like Kindle entirely separate from these independent devices.
Right now on Amazon, the Xteink Classic has dropped by 15% to $75.99, marking its lowest price ever prior to the Prime Big Deal Days kickoff. It serves as an ideal tool for enthusiasts who prefer sharp, distraction-free text over backlit displays, provided they understand that these gadgets exclusively support Digital Rights Management-free files and cannot open previously purchased Kindle book libraries.
Source: Lifehacker
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