Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | LG - UltraGear 27GP950-B | ASUS - ProArt PA32UCXR |
|---|---|---|
| Peak brightness | 600 nits | 1600 nits |
| Response time (GtG) | 1 ms | 5 ms |
| Refresh rate | 160 Hz | 120 Hz |
| Screen size | 27 " | 32 " |
| G-Sync | true | false |
| USB-C Power Delivery | 0 W | 96 W |
Between the UltraGear 27GP950-B and ProArt PA32UCXR, the UltraGear 27GP950-B comes out ahead in response time (gtg) / refresh rate, while the ProArt PA32UCXR wins on peak brightness / screen size. Overall, the UltraGear 27GP950-B scores 69.5 and the ProArt PA32UCXR scores 66.2 on our Mars Score.
Which should you buy?
The UltraGear 27GP950-B edges ahead on the Mars Score (69.5 vs 66.2), but the 3.3-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the UltraGear 27GP950-B 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 response time (gtg), refresh rate, g-sync. The single most decisive one: Response time (GtG) — 80.00% less. 1 ms vs 5 ms.
Pick the ProArt PA32UCXR if you care most about peak brightness / screen size. Its strongest claims are peak brightness, screen size, usb-c power delivery. The single most decisive one: Peak brightness — 166.67% more. 1600 nits vs 600 nits.
Both ship with comparable dci-p3 coverage, panel type, freesync, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: LG - UltraGear 27GP950-B or ASUS - ProArt PA32UCXR?
LG - UltraGear 27GP950-B leads the current Mars Score by 3.3 points.The more useful decision is the trade-off behind that result: compare screen size, refresh rate against the way you will actually use the product.
Choose LG - UltraGear 27GP950-B if…
LG - UltraGear 27GP950-B has the measurable edge on response time ms, refresh rate hz, has g sync.
Choose ASUS - ProArt PA32UCXR if…
ASUS - ProArt PA32UCXR has the measurable edge on peak brightness nits, screen size in, has usb c pd w.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why LG - UltraGear 27GP950-B wins
- ▲Response time (GtG) — 80.00% less. 1 ms vs 5 ms.
- ▲Refresh rate — 33.33% more. 160 Hz vs 120 Hz.
- ▲Has G-Sync.
Why ASUS - ProArt PA32UCXR wins
- ▲Peak brightness — 166.67% more. 1600 nits vs 600 nits.
- ▲Screen size — 18.52% more. 32 " vs 27 ".
- ▲USB-C Power Delivery: 96 W vs 0 W.
Spec comparison
Panel
| Spec | LG - UltraGear 27GP950-B | 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 | LG - UltraGear 27GP950-B | ASUS - ProArt PA32UCXR |
|---|---|---|
| Refresh rateⓘ | 160 Hzlead | 120 Hz |
| Response time (GtG)ⓘ | 1 mslead | 5 ms |
| Peak brightnessⓘ | 600 nits | 1600 nitslead |
| DCI-P3 coverageⓘ | 98 % | 98 % |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | true | true |
Connectivity
| Spec | LG - UltraGear 27GP950-B | ASUS - ProArt PA32UCXR |
|---|---|---|
| HDMI ports | 2 | 3lead |
| DisplayPort ports | 1 | 1 |
| USB-C inputⓘ | false | truelead |
| USB-C Power Deliveryⓘ | 0 W | 96 Wlead |
| KVM | false | truelead |
Frequently asked
Which has higher refresh rate, UltraGear 27GP950-B or ProArt PA32UCXR?+
UltraGear 27GP950-B refreshes at 160Hz vs 120Hz.
Which has faster response time, UltraGear 27GP950-B or ProArt PA32UCXR?+
UltraGear 27GP950-B responds in 1ms vs 5ms.
Does UltraGear 27GP950-B or ProArt PA32UCXR have USB-C with power delivery?+
ProArt PA32UCXR offers USB-C with 96W power delivery.