Between the Z27k G3 4K USB-C and ProArt PA32UCXR, the Z27k G3 4K USB-C comes out ahead in usb-c power delivery, while the ProArt PA32UCXR wins on peak brightness / refresh rate. Overall, the Z27k G3 4K USB-C scores 59 and the ProArt PA32UCXR scores 65.4 on our Mars Score.
Which should you buy?
The ProArt PA32UCXR edges ahead on the Mars Score (59 vs 65.4), but the 6.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Z27k G3 4K USB-C if you care most about usb-c power delivery. The biggest gaps in its favor are usb-c power delivery.
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, refresh rate, screen size, among others.
Both ship with comparable response time (gtg), dci-p3 coverage, panel type, so those specs do not separate the two — focus on the differences below.
Bottom line: the ProArt PA32UCXR is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why HP - Z27k G3 4K USB-C wins
- ▲USB-C Power Delivery — 4.17% more. 100 W vs 96 W.
Why ASUS - ProArt PA32UCXR wins
- ▲Peak brightness — 300.00% more. 1600 nits vs 400 nits.
- ▲Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
- ▲Screen size — 18.52% more. 32 " vs 27 ".
- ▲Has FreeSync.
Spec comparison
Panel
| Spec | HP - Z27k G3 4K USB-C | ASUS - ProArt PA32UCXR |
|---|---|---|
| Screen sizeⓘ | 27 " | 32 "lead |
| Panel typeⓘ | IPS | IPS |
| Resolutionⓘ | 4K | 4K |
| Aspect ratioⓘ | 16:9 | 16:9 |
| Curvedⓘ | false | false |
Performance
| Spec | HP - Z27k G3 4K USB-C | ASUS - ProArt PA32UCXR |
|---|---|---|
| Refresh rateⓘ | 60 Hz | 120 Hzlead |
| Response time (GtG)ⓘ | 5 ms | 5 ms |
| Peak brightnessⓘ | 400 nits | 1600 nitslead |
| DCI-P3 coverageⓘ | 98 % | 98 % |
| HDRⓘ | true | true |
| G-Syncⓘ | false | false |
| FreeSyncⓘ | false | truelead |
Connectivity
| Spec | HP - Z27k G3 4K USB-C | ASUS - ProArt PA32UCXR |
|---|---|---|
| HDMI ports | 1 | 3lead |
| DisplayPort ports | 1 | 1 |
| USB-C input | true | true |
| USB-C Power Deliveryⓘ | 100 Wlead | 96 W |
| KVM | true | true |
Frequently asked
Which has higher refresh rate, Z27k G3 4K USB-C or ProArt PA32UCXR?+
ProArt PA32UCXR refreshes at 120Hz vs 60Hz.
Which has faster response time, Z27k G3 4K USB-C or ProArt PA32UCXR?+
ProArt PA32UCXR responds in 5ms vs 5ms.
Does Z27k G3 4K USB-C or ProArt PA32UCXR have USB-C with power delivery?+
Both offer USB-C PD — 100W on Z27k G3 4K USB-C, 96W on ProArt PA32UCXR.
Spec-level deep dives
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