Product Highlight
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31.5-inch UHD (3840 × 2160) QD-OLED panel with self-emissive pixels for true blacks and ultra-high contrast
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240 Hz refresh rate with 0.03 ms (GtG) response time for fluid, low-latency gaming performance
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10-bit colour depth with 99% DCI-P3 coverage and Delta E ≤ 2 for colour-critical creative work
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VESA DisplayHDR True Black 400 certified with up to 1000 nits peak brightness for realistic HDR visuals
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OLED Care 2.0 and fanless graphene heatsink designed to help reduce burn-in risk and support long-term reliability
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Advanced connectivity including HDMI 2.1, DisplayPort 1.4a and USB-C with 90 W Power Delivery
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Enhanced productivity features such as KVM, PiP/PbP, RGB lighting, adjustable stand and VESA mount support
Technical Details
| Specification | Details |
|---|---|
| Screen Size | 31.5 inches |
| Resolution | 3840 × 2160 (UHD) |
| Panel Type | QD-OLED |
| Refresh Rate | 240 Hz |
| Response Time | 0.03 ms (GtG) |
| Contrast Ratio | 1,500,000:1 |
| Colour Depth | 10-bit (1.07 billion colours) |
| Colour Gamut | 99% DCI-P3 |
| HDR Standard | VESA DisplayHDR True Black 400 |
| Peak Brightness | Up to 1000 nits (HDR) |
| Video Inputs | DisplayPort 1.4a, HDMI 2.1 |
| USB-C | Yes, with 90 W Power Delivery |
| USB Hub | 1 × USB 2.0 Type-B, 2 × USB 2.0 Type-A |
| Ergonomics | Tilt, swivel, height and pivot adjustable |
| VESA Mount | 100 × 100 mm |
| Product Colour | White |
| Dimensions | 72 × 49 × 25 cm |
| Weight | 9.6 kg |
Model Number:
MPG 321URXW QD-OLED
Usage Instruction:
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Place the monitor on a stable surface or mount it securely using a VESA-compatible bracket
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Connect the display to a PC, console or laptop using HDMI 2.1, DisplayPort 1.4a or USB-C
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When using USB-C, ensure the source device supports DisplayPort Alt Mode and Power Delivery
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Adjust refresh rate, resolution and HDR settings in the system display menu for optimal performance
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Enable OLED Care functions via the on-screen display menu to support panel longevity
Safety Warning
Do not expose the monitor to water, moisture or extreme temperatures. Ensure adequate ventilation during operation. Use only compatible power sources and cables. Disconnect the monitor from power before cleaning. Improper handling may result in electric shock or damage.
Child Safety Instructions
This product is not a toy and is intended for adult use. Keep out of reach of children. Children should not operate or adjust the monitor without adult supervision. Ensure the monitor is securely positioned or mounted to prevent tipping and potential injury.
Pragmata Game Bundle
End users can redeem a Pragmata game code (valued at USD $59.99) when purchasing selected OLED monitors and leave a product review on the participating partners' website during the promotion period.
Promotion Period: 8 Apr 2026 – 31 May 2026
Redemption Period: 8 Apr 2026 – 14 Jun 2026
How to Redeem: Purchase an eligible MSI OLED monitor, leave a product review on the website, then redeem via https://account.msi.com/login
Redemption Instructions https://cloudemea.msi.com/index.php/s/zCxewzJ8K3qwLFS
Terms: Valid on selected models only. One code per purchase. While stocks last. Full T&Cs: https://cloudemea.msi.com/index.php/s/tG2DiGz5WFMjByo













