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MSI MAG401QR 40" 1440 155 Hz Ultrawide Gaming Monitor

BH #MSMAG401QR • MFR #MAG401QR
4 reviews
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MSI MAG401QR 40" 1440 155 Hz Ultrawide Gaming Monitor
Key Features
  • 40" 21:9 IPS Panel
  • HDMI | DisplayPort | USB-C
  • 3440 x 1440 at 155 Hz
  • 1 ms MPRT Response Time
Immerse yourself in your favorite games with the MSI MAG401QR 40" 1440 155 Hz Ultrawide Gaming Monitor, delivering crisp imagery and cutting-edge visuals suitable for competitive gamers.
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$399.99
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MSI MAG401QR Overview

Immerse yourself in your favorite games with the MSI MAG401QR 40" 1440 155 Hz Ultrawide Gaming Monitor, delivering crisp imagery and cutting-edge visuals suitable for competitive gamers.

Equipped with a 40" In-Plane Switching (IPS) panel, you get a high-quality 3440 x 1440 resolution with an overclockable refresh rate up to 155 Hz, giving you a clean and fluid picture suitable for your games and media. 1 ms Gray-to-Gray (GtG) response time work together to enhance your visuals, giving you a stutter-free experience that smooths out your gameplay, ensuring a focused view essential for fast-paced competitive titles. With 1.07 billion colors backed by 400 nits peak brightness with HDR 400, and 1000:1 contrast ratio, games will strike an even balance with vivid colorization that captures fine details for a deep and immersive experience.

PIP & PBP Modes
With Picture-in-Picture (PIP) and Picture-by-Picture (PBP) modes, you can enhance your productivity by dedicating portions of your screen to a secondary device. Picture-in-Picture allows you to have one program on the full screen at the same time as one or more other programs are displayed in inset windows. Picture-by-Picture displays two input sources side-by-side on the same screen.
KVM Capabilities
With the dual USB-A 2.0 ports, you get KVM capabilities allowing you to connect and use a single set of peripherals such as mice and keyboards on another device.
Quantum Dot Display
Whether you are a competitive gamer or a content creator, the MAG401QR delivers enhanced color accuracy with 94% DCI-P3 and 118% sRGB color gamut, ensuring your media and games are both visually optimized with deep details.
Connectivity
The MAG401QR offers two HDMI 2.0b ports that support up to 120 Hz refresh rate, giving you lightning-fast refresh rates for your consoles. The DisplayPort supports up to 155 Hz, suitable for high-end graphics cards. A single USB-C port supports a wide range of external devices such as notebooks equipped with DisplayPort Alt-Mode technology.
DisplayHDR 400
HDR technology that can produce images with more details, wider range of colors, and look more like what is seen by the human eye when compared to traditional monitors.
Night Vision
Whether your entire screen is dark, or just a few portions have heavy shadows. Let the world's first smart black tuner brighten your day by bringing out the fine details in dark areas.
Anti-Flicker & Blue Light Technologies
TUV Rheinland certified Anti-Flicker and Blue Light Reduction technologies work together to prevent eye fatigue and strain, essential for preserving your vision during long-lasting gaming sessions.
UPC: 824142292709

MSI MAG401QR Specs

Key Specs
Display Size
40"
Panel Type
IPS-Type LCD
Native Resolution
3440 x 1440
Maximum Brightness
400 nits / cd/m2
HDR Support
No
Color Support
1.07 Billion Colors (8-Bit+FRC)
Color Gamut
94% DCI-P3
118% sRGB
Finish
Anti-Glare
Touchscreen
No
A/V Inputs
DisplayPort 1.4 / HDMI 2.0
A/V Outputs
3.5 mm
USB I/O
USB-A 2.0 / USB-B 2.0 / USB-C
Built-In Speakers
No
Display
Size
40"
Panel Type
IPS-Type LCD
Aspect Ratio
21:9
Native Resolution
3440 x 1440
Maximum Brightness
400 nits / cd/m2
HDR Support
No
Contrast Ratio
1000:1
Response Time
1 ms (MPRT)
Refresh Rate
155 Hz
Variable Refresh Technology
FreeSync
Color Support
1.07 Billion Colors (8-Bit+FRC)
Color Gamut
94% DCI-P3
118% sRGB
Viewing Angle (H x V)
178 x 178°
Curved Display
No
Finish
Anti-Glare
Surface
Touchscreen
No
Connectivity
A/V Inputs
1x DisplayPort 1.4a
2x HDMI 2.0b
A/V Outputs
1x 1/8" / 3.5 mm
HDCP Support
No
USB I/O
1x USB-B 2.0
1x USB-C Power Only (No Data) with USB PD 65 W
2x USB-A 2.0 with DP Alt Mode
Multi-Input Support (PIP/PBP)
Yes: Picture-in-Picture (PIP), Picture-by-Picture (PBP)
Speaker
Built-In Speakers
No
Electrical
Power Consumption
Standby: 0.5 W
Maximum: 150.0 W
Input Power
100 to 240 VAC, 50 / 60 Hz at 3 A
Power Adapter Type
External
General
Operating Conditions
32 to 72°F / 0 to 40°C at 20 to 90% Humidity
Storage Conditions
-4 to 140°F / -20 to 60°C at 10 to 90% Humidity
Certifications
CE, FCC, REACH, RoHS, TUV, WEEE
VESA Mounting-Hole Pattern
100 x 100 mm
Lock Slot
Yes: Kensington
Dimensions
37.2 x 20.9 x 11.4" / 945.2 x 530.2 x 289.6 mm (with Stand)
37.2 x 16.4 x 3.3" / 945.2 x 416.1 x 83.3 mm (without Stand)
Weight
22.7 lb / 10.3 kg (with Stand)
Packaging Info
Package Weight
28 lb
Box Dimensions (LxWxH)
46 x 20 x 6"

MSI MAG401QR Reviews

Wide monitor

By Rick
Rated 5 out of 5
Date: 2026-03-15

I am not a gamer anymore. I bought this so I can have multiple windows open at once for my audio work. For 400 bucks I am even more impressed. I am going to keep this.

Love it

By Scott
Rated 5 out of 5
Date: 2024-02-23

I play a lot of games and this monitor is perfect for the price point!

See any errors on this page?

Is the unit 3440 x 1440 @ 155 Hz or 2560 x 1440 ...

Is the unit 3440 x 1440 @ 155 Hz or 2560 x 1440 at 155 Hz?
Asked by: Leonard
The MSI MAG401QR 40" 1440 155 Hz Ultrawide Gaming Monitor has a resolution of 3440 x 1440 at 155 Hz.
Answered by: Kenneth C
Date published: 2023-10-19
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