MSI MAG401QR Gaming Monitor 40″ UWQHD 155 Hz — Immersive Ultra-Wide Gaming Experience
Elevate your gaming setup with the MSI MAG401QR Gaming Monitor, a stunning 40-inch ultra-wide display designed to deliver an immersive and smooth gaming experience. Boasting a UWQHD resolution of 3840 x 1600 pixels, this monitor provides exceptional clarity and a broad field of view to put you right in the heart of the action. Whether you’re a professional gamer, streamer, or content creator, the MSI MAG401QR offers premium performance, vibrant colors, and responsive visuals that will redefine your gameplay and productivity.
Ultra-Wide UWQHD Resolution and Large 40-Inch Screen
The MSI MAG401QR features a colossal 40-inch screen with an ultra-wide UWQHD resolution (3840 x 1600), giving you ample screen real estate for multitasking, gaming, or immersive cinematic viewing. The extended horizontal space expands your peripheral vision in games, allowing you to see more of your environment without the need for multiple monitors.
Smooth 155 Hz Refresh Rate with 1 ms Response Time
Experience buttery-smooth gameplay with the super-fast 155 Hz refresh rate that ensures fluid motion and minimal motion blur, even in fast-paced gaming genres like FPS, racing, and action RPGs. The ultra-low 1 ms MPRT (Moving Picture Response Time) minimizes ghosting and motion blur, allowing you to react faster and gain a competitive edge over your opponents.
Brilliant Visuals with HDR 400 and 400 Nits Peak Brightness
Equipped with HDR 400 certification and a peak brightness of 400 nits, the MAG401QR delivers bright, vivid images with improved contrast and deeper blacks. HDR technology enhances the dynamic range of your games and movies, providing lifelike details in both the brightest and darkest scenes.
Stunning Color Accuracy with 1.07 Billion Colors
The MSI MAG401QR supports a wide color gamut and can display up to 1.07 billion colors, producing rich, vibrant, and true-to-life colors. This level of color precision makes it perfect for gamers who want realistic visuals and for creative professionals who need accurate color representation for video editing, graphic design, and content creation.
High Contrast Ratio for Deeper Blacks
A native contrast ratio of 1000:1 ensures that dark scenes appear deeper and more detailed, adding to the immersive experience in games and movies. Combined with HDR support, the monitor provides sharp contrast between light and dark, making every frame pop with clarity.
Connectivity Options for Ultimate Flexibility
The MSI MAG401QR features versatile connectivity options including:
- HDMI for seamless connection to gaming consoles and PCs.
- DisplayPort for high-bandwidth video output, perfect for high-refresh-rate gaming.
- USB-C port for fast data transfer and video output from compatible devices.
- USB-A 2.0 ports for connecting peripherals like keyboards, mice, or external storage devices.
This range of ports ensures easy compatibility with a wide array of devices, simplifying your setup and enhancing your workflow.
MSI MAG401QR Gaming Monitor Key Specifications
| Feature | Specification |
|---|---|
| Screen Size | 40 inches |
| Resolution | UWQHD 3840 x 1600 |
| Refresh Rate | 155 Hz |
| Response Time | 1 ms MPRT |
| Brightness | 400 nits Peak Brightness (HDR 400) |
| Contrast Ratio | 1000:1 |
| Color Support | 1.07 Billion Colors |
| Connectivity | HDMI, DisplayPort, USB-C, USB-A 2.0 |
| Panel Type | VA Panel |
| HDR Certification | HDR 400 |
Why Choose the MSI MAG401QR?
The MSI MAG401QR isn’t just a monitor — it’s a powerhouse built to enhance your gaming performance and viewing pleasure. Its ultra-wide aspect ratio gives you an unparalleled immersive experience, while the rapid refresh rate and ultra-low response time provide a competitive edge. The monitor’s excellent HDR support and color accuracy ensure stunning image quality whether you’re gaming, streaming, or working on creative projects.
This monitor is designed for gamers who demand speed, detail, and immersion. Its high peak brightness and HDR400 certification make it stand out in various lighting environments, while the versatile connectivity supports the latest gaming consoles and PCs alike.
For more insights on choosing the right gaming monitor, check out this detailed guide from PC Gamer.

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