MSI MPG 321URXW QD-OLED 31.5 Inch 4K UHD Gaming Monitor
Bottom line: The MSI MPG 321URXW QD-OLED 31.5 Inch 4K UHD Gaming Monitor ($799.99): 4K 3840x2160 QD-OLED at 240Hz on a 31.5-inch 16:9 panel; main trade-off: displayPort 1.4a for the PC input, not DisplayPort 2.1.
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*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.
Pros & Cons
Pros
- ✓ 4K 3840x2160 QD-OLED at 240Hz on a 31.5-inch 16:9 panel
- ✓ 0.03ms GtG response time with a VESA ClearMR 13000 rating
- ✓ 99% DCI-P3, 10-bit color and Delta E 2 or less out of the box
- ✓ Fanless graphene heatsink and 1,500,000:1 native contrast
- ✓ USB-C Power Delivery, HDMI 2.1 and built-in KVM for a PC plus laptop desk
Cons
- ✗ DisplayPort 1.4a for the PC input, not DisplayPort 2.1
- ✗ USB hub is USB 2.0 only: 1x Type-B upstream, 2x Type-A
- ✗ OLED burn-in risk means relying on OLED Care 2.0 routines
- ✗ HDR certification is True Black 400, not a higher True Black tier
Manufacturer description
The MSI MPG 321URXW is a 31.5-inch 4K QD-OLED gaming monitor that pairs a 3840 x 2160 panel with a 240Hz refresh rate and a 0.03ms (GtG) response time. Each pixel makes its own light, so you get deep blacks with a 1,500,000:1 native contrast ratio. Quantum Dot color conversion covers 99% of DCI-P3 in 10-bit color (1.07 billion colors), and MSI rates its accuracy at Delta E 2 or less. For HDR, the panel is VESA DisplayHDR True Black 400 certified and reaches up to 1000 nits peak brightness. Motion clarity earns a VESA ClearMR 13000 rating. A fanless graphene heatsink cools the panel without…
SpecPicks Verdict
SpecPicks scored MSI MPG 321URXW QD-OLED 31.5 Inch 4K UHD Gaming Monitor - 3840 x… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the gaming monitors category. Compare with similarly-priced alternatives in the gaming monitors category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for gaming monitors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
Can the MSI MPG 321URXW run 4K at 240Hz?
Yes. MSI says every input (DisplayPort 1.4a, HDMI 2.1 and USB Type-C) supports UHD at 240Hz, as long as your graphics card or source can output that signal.
Does it work with PS5 and Xbox consoles?
Yes. It has HDMI 2.1 ports with CEC, and MSI Gaming Intelligence includes console modes. The refresh rate you actually get depends on what the console outputs.
How does the monitor help prevent OLED burn-in?
MSI includes OLED Care 2.0 in its Gaming Intelligence software to help reduce burn-in, and a fanless graphene heatsink supports panel durability. Check the product listing for current warranty terms on burn-in.
Can I connect and charge a laptop with one USB-C cable?
Yes. The USB Type-C port carries video and Power Delivery. The listing gives the charging rate as 90W in one place and 98W in another, so confirm it covers what your laptop needs. The built-in KVM lets you share one keyboard and mouse between the laptop and a PC.
Is the MSI MPG 321URXW VESA mountable and adjustable?
Yes. It supports VESA 100mm mounting, and the included stand adjusts four ways. The monitor also has RGB lighting and a USB hub with one USB 2.0 Type-B and two USB 2.0 Type-A ports.
Key Features
- QUANTUM DOT OLED - The MSI MPG 321URXW QD-OLED gaming monitor combines 10-bit Quantum Dot color conversion with OLED self-emitting pixels for unrivalled dark levels & an elite response time; An enhanced sub-pixel arrangement improves image sharpness
- 31.5" UHD, 10-BIT COLOR - A Quantum Dot OLED panel displays 1.07 billion colors (10-bit, 99% DCI-P3) with extreme Delta E ≤2 color accuracy; VESA DisplayHDR True Black 400 certified (1500000:1 native contrast ratio) & up to 1000 nits peak brightness
- 240 HZ REFRESH RATE, 0.03MS RESPONSE TIME - A high 240 Hz refresh rate is complemented by an incredibly low 0.03 ms (GtG) response time for an amazing VESA ClearMR 13000 rating; An elite graphene heatsink (fanless) enhances panel durability
- GAMING INTELLIGENCE - MSI GI software features OLED Care 2.0 to help prevent burn-in, AI supported software (Smart Crosshair), Console modes & Game Assistance; KVM 1.0, PiP/PbP supported; Features RGB illumination & a 4-way adjustable stand (VESA 100mm)
- CUTTING-EDGE CONNECTIVITY - PC, Mac, console & laptop interface options (all UHD/240Hz) include DisplayPort 1.4a, HDMI 2.1 CEC ports & USB Type-C with Power Delivery (90W); Includes a USB hub with 1 x USB 2.0 Type-B & 2 x USB 2.0 Type-A ports
Full Specifications
| Brand | msi |
|---|---|
| Color | White |
| Brightness | 1000 candela_per_square_meter |
| Model Name | MPG321URXWQDOLED |
| Resolution | 4K UHD 2160p |
| Unit Count | 1.0 Count |
| Screen Size | 32 Inches |
| Aspect Ratio | 16:9 |
| Connectivity | USB |
| Display Type | OLED |
| Model Number | MPG 321URXW QD-OLED |
| Refresh Rate | 240 Hz |
| Adaptive Sync | G-Sync Compatible |
| Compatibility | PC, Mac |
| Response Time | 0.03 Milliseconds |
| Screen Finish | Glossy |
| Viewing Angle | 178 Degrees |
| Contrast Ratio | 1000000:1 |
| Has Color Screen | Yes |
| Native Resolution | 3840x2160 |
| Full listing title | MSI MPG 321URXW QD-OLED 31.5 Inch 4K UHD Gaming Monitor - 3840 x 2160 Quantum Dot OLED Panel, 240Hz / 0.03ms, 99% DCI-P3, ΔE≤2, DisplayHDR True Black 400, KVM, RGB - DP 1.4a, HDMI 2.1, USB Type-C 98W |
Ready to buy?
MSI MPG 321URXW QD-OLED 31.5 Inch 4K UHD Gaming Monitor - 3840 x 2160 Quantum Dot OLED Panel, 240Hz / 0.03ms, 99% DCI-P3, ΔE≤2, DisplayHDR True Black 400, KVM, RGB - DP 1.4a, HDMI 2.1, USB Type-C 98W is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-09-29. Price and availability subject to change.
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