Between the MPG 321URX and ProArt PA32UCXR, the MPG 321URX comes out ahead in refresh rate and response time (gtg), while the ProArt PA32UCXR wins on peak brightness. Overall, the MPG 321URX scores 73.2 and the ProArt PA32UCXR scores 65.4 on our Mars Score.
Which should you buy?
The MPG 321URX edges ahead on the Mars Score (73.2 vs 65.4), but the 7.8-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the MPG 321URX if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. The biggest gaps in its favor are refresh rate, response time (gtg), usb-c power delivery, among others.
Pick the ProArt PA32UCXR if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are peak brightness.
Both ship with comparable screen size, freesync, so those specs don't separate the two — focus on the differences below.
Bottom line: the MPG 321URX is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why MSI - MPG 321URX wins
- ▲Refresh rate — 100.00% more. 240 Hz vs 120 Hz.
- ▲Response time (GtG) — 99.40% less. 0.03 ms vs 5 ms.
- ▲USB-C Power Delivery — 2.08% more. 98 W vs 96 W.
- ▲DCI-P3 coverage — 1.02% more. 99 % vs 98 %.
- ▲Has G-Sync.
- ▲Panel type: QD-OLED (vs IPS).
Why ASUS - ProArt PA32UCXR wins
- ▲Peak brightness — 60.00% more. 1600 nits vs 1000 nits.
Spec comparison
Panel
| Spec | MSI - MPG 321URX | ASUS - ProArt PA32UCXR |
|---|---|---|
| Screen sizeⓘ | 32 " | 32 " |
| Panel typeⓘ | QD-OLEDlead | IPS |
| Resolutionⓘ | 4K | 4K |
| Aspect ratioⓘ | 16:9 | 16:9 |
| Curvedⓘ | false | false |
Performance
| Spec | MSI - MPG 321URX | ASUS - ProArt PA32UCXR |
|---|---|---|
| Refresh rateⓘ | 240 Hzlead | 120 Hz |
| Response time (GtG)ⓘ | 0.03 mslead | 5 ms |
| Peak brightnessⓘ | 1000 nits | 1600 nitslead |
| DCI-P3 coverageⓘ | 99 %lead | 98 % |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | true | true |
Connectivity
| Spec | MSI - MPG 321URX | ASUS - ProArt PA32UCXR |
|---|---|---|
| HDMI ports | 2 | 3lead |
| DisplayPort ports | 1 | 1 |
| USB-C input | true | true |
| USB-C Power Deliveryⓘ | 98 Wlead | 96 W |
| KVM | true | true |
Frequently asked
Which has higher refresh rate, MPG 321URX or ProArt PA32UCXR?+
MPG 321URX refreshes at 240Hz vs 120Hz.
Which has faster response time, MPG 321URX or ProArt PA32UCXR?+
MPG 321URX responds in 0.03ms vs 5ms.
Does MPG 321URX or ProArt PA32UCXR have USB-C with power delivery?+
Both offer USB-C PD — 98W on MPG 321URX, 96W on ProArt PA32UCXR.
Spec-level deep dives
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