Tag: QHD Display

  • Samsung EM32DX: 32-Inch Color E-Ink Display with Long Battery Life

    Samsung EM32DX: 32-Inch Color E-Ink Display with Long Battery Life

    Key Takeaways

    1. The Samsung EM32DX features an e-ink panel, capable of displaying 54,600 colors, but has a lower QHD resolution of 2560 x 1440 pixels compared to typical 4K displays.
    2. It has a starting price of $1,200, with discounts available, like $1,166 at PCNation.
    3. The built-in battery can last up to 500 days with infrequent content updates and is chargeable via a power bank.
    4. The display is only 0.7 inches thick, making it suitable for schedules or advertisements, and can be managed via WiFi and a smartphone.
    5. The screen remains readable without a backlight as long as there is sufficient ambient light.


    We’ve talked about the Samsung EM32DX before, and it’s now up for grabs at several online stores, some of which cater to everyday shoppers. The starting price at Samsung’s official business site is $1,200, but you can find it for $1,166 at PCNation, which is a nice discount. These prices seem steep for a 31.5-inch display since the EM32DX isn’t your average IPS or OLED monitor; it features an e-ink panel instead.

    Display Features

    The E Ink Spectra 6 Color panel is capable of showing 54,600 colors thanks to dithering, although they might not be overly bright. Additionally, the QHD resolution of 2560 x 1440 pixels is quite lower than the typical 4K displays you’d expect in this price category.

    Battery Life

    On the bright side, the EM32DX has some clear benefits. It includes a built-in battery that can last as long as 500 days if the content is refreshed just once every three days. Even with more frequent updates, it should still hold up for several months. The 4,600mAh battery can probably be charged using a power bank, so you won’t need a power cord.

    Design and Usability

    The Samsung display measures only 0.7 inches in thickness, making it perfect for displaying schedules or advertisements. You can easily manage the electronic sign via WiFi and a smartphone. Finally, the screen remains readable without a backlight, provided there’s enough ambient light available.

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  • Affordable New Xiaomi 1440p Monitor with 100Hz Refresh Rate

    Affordable New Xiaomi 1440p Monitor with 100Hz Refresh Rate

    Key Takeaways

    1. The Xiaomi A27Qi 4K monitor is now available globally, including in the UK and Europe, with a price of £119.99 or €149.99.
    2. The monitor features a QHD resolution of 2560 x 1440 pixels, offering sharper images compared to the previous A27i model.
    3. The A27Qi maintains a 100Hz refresh rate, 250 nits brightness, and a 1000:1 contrast ratio, similar to the A27i.
    4. It provides high color accuracy with a DeltaE<2, covering 100% of the sRGB and 95% of the DCI-P3 color spectrum. 5. The monitor includes DisplayPort 1.4, HDMI, and a headphone jack for connectivity, but lacks a USB hub; it also has an adjustable stand and VESA mount compatibility.


    Xiaomi has made a recent announcement about the global release of its new A27Ui 4K monitor. This latest model, named the A27Qi, is part of the A27 series that was introduced last year, and it is now finally ready for sale in the UK and various other European nations.

    Pricing and Comparison

    The Xiaomi A27Qi comes with a retail price of £119.99 or €149.99. When compared to the Xiaomi A27i, which has been on the market for a while, the new A27Qi is approximately €50 pricier.

    Display Features

    This 27-inch monitor is officially known as the “Xiaomi 2K Monitor A27Qi”. It boasts a QHD or 2.5K resolution of 2560 x 1440 pixels, providing a sharper image than the Full-HD resolution of the A27i mentioned earlier. Nevertheless, the refresh rate of 100Hz on the IPS panel remains unchanged. The brightness level of 250 nits and contrast ratio of 1000:1 are also the same.

    Xiaomi promotes its natural color accuracy and wide viewing angles of 178 degrees. With a DeltaE<2, the monitor is expected to be well-calibrated, covering 100% of the sRGB and 95% of the DCI-P3 color spectrum. Overall, the 8-bit panel can showcase 16.7 million colors. It includes a TÜV-certified blue light filter, and DC dimming is designed to reduce flickering, which can lead to eye fatigue.

    Connectivity and Design

    The Xiaomi 1440p monitor offers several connection options such as DisplayPort 1.4, HDMI, and a headphone jack; however, this budget-friendly monitor does not include a USB hub. Finally, the Xiaomi A27Qi features an adjustable stand and is also compatible with VESA mounts.

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