XTEINK X4 E-Book Reader, 4.3″ Portable Pocket E-Ink eReader

XTEINK X4 E-Book Reader

XTEINK X4 E-Book Reader, 4.3″ Portable Pocket E-Ink eReader with Physical Page-Turn Buttons, Ultra-Thin 0.23 inch&2.72 oz, Magnetic-Ready Design,Distraction-Free Reading, 16GB Storage, Frost White

  • Pocket-Size Mini eReader for Reading Anywhere: Ultra-light at just 0.23 inch and only 2.72 oz, Xteink X4 is designed for true portability. Slip it into your pocket or bag and enjoy reading anytime. Perfect for commuting, travel, or quick reading breaks throughout the day.
  • 4.3" Paper-Like E-Ink Display: The 4.3-inch E-Ink screen delivers a natural paper-like reading experience that’s gentle on the eyes. Enjoy clear text and comfortable reading without glare or distractions.
  • Magnetic-Ready Design for Quick Access: Attach the included magnetic ring to your phone case to enable magnetic use, then securely snap Xteink X4 onto your phone or other magnetic surfaces for quick, easy access anytime. Do not apply the ring directly to the device or eReader.
  • Pure Reading, No Distractions: Enjoy a dedicated reading experience with 16GB storage for thousands of books. Physical page-turn buttons make reading effortless. No subscriptions, no notifications, just focused reading.
  • Long-Lasting 14-Day Battery Life: Powered by a 650 mAh battery, Xteink X4 can last up to 14 days on a single charge based on typical reading (1–3 hours per day), so you can stay immersed in your books without frequent charging.
  • Enhanced Durability with Premium Glass Etching: Built with high-aluminosilicate glass for improved strength and clarity, while maintaining a refined viewing experience. Handle with care to protect the inner screen (avoid impact or pressure on the screen).

1 Pocket-Sized Freedom 2 Magnetic-Ready Design 3 Paper-Like Comfort
  • Can I use online reading or install other reading apps?

    No. X4 features a closed operating system designed for a distraction-free reading experience. You can easily transfer eBooks via WiFi, SD card, or the official app.

  • What file formats are supported by the reader for books/comics, images, and fonts?

    The reader supports the following formats:

    Books/Comics:xtc, xtch, xtcz, txt, epub

    Images:xtg, xth, jpg, png, bmp

    Fonts:bin

    Note:mobi and pdf files can be automatically converted into supported formats when transferred via the app.

  • How long does the battery last?

    Battery life can last for weeks on a single charge with light use. Heavy use may last around 2 days, while casual reading can last up to about a week.

  • Does it have a front light?

    No. X4 is designed without a front light to maintain an ultra-thin body and deliver a clearer, paper-like display. For the best experience, we recommend using it in a well-lit environment or with an external reading light.

  • How can I transfer eBooks?

    Supports multiple transfer methods, including SD card (16GB card and reader included), WiFi transfer (via mobile or computer), and the official app.

SKU: B0GR4BCJK3
Brand: XTEINK
Colour: White
Manufacture: Xteink
Colour: White

Product description

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  • No. X4 features a closed operating system designed for a distraction-free reading experience. You can easily transfer eBooks via WiFi, SD card, or the official app.

  • The reader supports the following formats:

    Books/Comics:xtc, xtch, xtcz, txt, epub

    Images:xtg, xth, jpg, png, bmp

    Fonts:bin

    Note:mobi and pdf files can be automatically converted into supported formats when transferred via the app.

  • Battery life can last for weeks on a single charge with light use. Heavy use may last around 2 days, while casual reading can last up to about a week.

  • No. X4 is designed without a front light to maintain an ultra-thin body and deliver a clearer, paper-like display. For the best experience, we recommend using it in a well-lit environment or with an external reading light.

  • Supports multiple transfer methods, including SD card (16GB card and reader included), WiFi transfer (via mobile or computer), and the official app.

2 Responses

  1. Morgan84X8651 says:

     United States

    Golden Review Award: 2 From Our UsersAmazing little device
    I wanted something small, much more portable, and can read books without distractions and this delivers exactly those criteria.

    What the listing comes with:
    – Xteink x4 device
    – Two magsafe ring stickers to place on items that doesn’t have magsafe (one white and one black)
    – A matte screen protect that you must apply yourself
    – A microSD
    – A microSD USB

    There are CONS compared to other eReaders on the market such as:
    – No backlight
    – No touch screen
    – No highlighting
    – No apps, must upload the book yourself

    Personally, even though there are quite a few CONs they do not bother me at all. The backlight isn’t a big issue, as you can pair it with a magsafe phone light or read with a lamp on. I personally do not read often at night, so this issue isn’t such a big deal for me. No touchscreen is more of a pro for me than a con. I like that I can wipe the screen or hold the device without worrying I might touch the screen on accident and the pages flip. I always had that issue of accidental page flipping before on other types of eReaders so I appreciate the button only navigation. I am sad about not having the ability to highlight my books, but I can live without that function.

    Now let’s actually talk about the pros. I love the size. There is another model (xteink x3 which is smaller) and I think the x4 is the perfect size to fit in the palm of your hand. It’s also practically weightless. I always have issues with other eReaders where my hands get fatigue holding the device even with added accessories like a magsafe holder, a band, and a grip but it just adds more weight to the device, so it becomes less and less comfortable to use. The buttons are a bit customizable and are super responsive. I disliked that other eReaders sometimes does not register my finger when I tap the next screen. This is my first time having an eReader with buttons and it has been a dream to use. All the buttons are placed in areas where it feels natural when you hold the device so turning pages or holding the device isn’t awkward nor tiresome. The customization is minimal but very nice, especially if you plan to use a custom firmware (which I HIGHLY recommend).

    Big tips from experience when you purchase this device:
    – Have a PC/laptop it makes uploading items to the device so much easier
    – Download community firmware! (Crosspoint, crosspet, or Inx) I personally like crosspoint
    – I haven’t tried other firmware but if you do get crosspoint I found that the formatting can be weird sometimes if you upload an .epub file straight from the source. Sometimes I lose the select chapter function and other things. To prevent this, in my experience, download a program called Calibre and download .pdf files of your books. Convert them in Calibre to .epub files then upload those to the device. For some reason it saves the formatting of the .pdf better with individual chapters and pages so it’s easier to select them. I’m not sure if it’s just user error (probably is on my part) but I find uploading books this way makes the formatting better, readable, can select chapters/pages, and the font is more legible.

    Honestly, I plan to buy another device just to have as a back-up. 10/10 would recommend. If you are not negotiable on any of the CONs definitely do not buy. It is set as a very minimal device and that is exactly what it delivers.

    Images below are with crosspoint firmware installed.

  2. Anonymous says:

     United States

    Golden Review Award: 8 From Our UsersSinglehandedly fixed my adversion to reading books. I love this thing!
    TLDR: Read the pros and cons at the end…

    I probably havent seriously read a single book in the past 6 years. Even throughout college, I always wormed my way around reading the textbooks and class material.
    For me, there have always been 2 issues with books: One, they are cumbersome to carry around; two, they are overwhelming to think about.
    The XTEINK X4 solves both of these problems for me. The device is so small and slim (literally smaller than your hand), that putting it in your pocket adds no baggage at all. I can bring this thing anywhere, and read anywhere. Standing at a crosswalk, waiting for the walk signal? Read a quick paragraph on the X4. Sitting at work eating lunch? Bring out the X4. Hopping on the toilet and dont want to stare at the floor for the next 5-10 minutes? X4.
    On top of the portability, the size has a second advantage: it splits the page into digestable chunks. Gone are the days of tracking down which paragraph you left off on 2 hours ago. The device displays only a handful of sentences, so picking up where you left off is a cinch. Reading non-entertainment content (such as self help and textbooks) is more approachable too. I no longer feel overwhelmed by the sheer thickness of the book, or the length of the chapters. I can just take tiny bites, one at a time.

    Separate to how this device changes the reading experience, I really appreciate the fact that this device is “hackable”. Unlike a device that rhymes with “jamazon bindle”, XTEINK allows the community to develop custom software/firmware for the device. If you buy this item, I’d highly recommend looking for “Crosspoint Reader” on github. It really makes the device awesome to use.

    With all that said, here are the pros and cons of this device as I have experienced them:

    Pros:
    – Extremely portable (can even magnetically attach to some larger phones)
    – No subscriptions, No ads
    – “Hackable”
    – Bring your own ePub books
    – No touchscreen; physical buttons (gone are the days of accidentally swiping)
    – USB-C Port (no neeed for a new cable)
    – Expandable storage via micro-sd card. (You are not locked in to paying for an entirely new device if you run out of storage.
    – Tiny size makes tackling books feel easy.
    – Comes with a microsd card AND a microsd to USB-A adapter
    – Comes with a basic screen protector (Its glossy, so I opted to not use it)
    – Lanyard/wrist strap hole, if you think you need it. (Does not come with a lanyard).
    – Buttons are reprogrammable (to an extent)

    Cons:
    – Tiny size. If you are an avid reader, you might enjoy being able to words at once.
    – Limited accessory ecosystem. There are very few options for cases, screen protectors, and folios out there. (Check the official XTEINK website, since they have some items not listed on amazon.)
    – Included instructions are unclear. (You might need to look up some tutorials)
    – Does not include a USB-C cable. (But you probably already have one.. hopefully).
    – It can be unclear what the buttons do. (You’ll learn very quickly, but it isnt obvious).