LG - UltraGear 27GP950-B vs Samsung - Odyssey OLED G9 (G93SC)
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | LG - UltraGear 27GP950-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| Response time (GtG) | 1 ms | 0.03 ms |
| Screen size | 27 " | 49 " |
| Peak brightness | 600 nits | 1000 nits |
| Refresh rate | 160 Hz | 240 Hz |
| DCI-P3 coverage | 98 % | 99 % |
| G-Sync | true | false |
Between the UltraGear 27GP950-B and Odyssey OLED G9 (G93SC), the UltraGear 27GP950-B comes out ahead in g-sync, while the Odyssey OLED G9 (G93SC) wins on response time (gtg) / screen size. Overall, the UltraGear 27GP950-B scores 78.2 and the Odyssey OLED G9 (G93SC) scores 85.6 on our Mars Score.
Which should you buy?
The Odyssey OLED G9 (G93SC) edges ahead on the Mars Score (78.2 vs 85.6), but the 7.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the UltraGear 27GP950-B if you care most about g-sync. The biggest gaps in its favor are g-sync. The single most decisive one: Has G-Sync.
Pick the Odyssey OLED G9 (G93SC) 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 response time (gtg), screen size, peak brightness, among others. The single most decisive one: Response time (GtG) — 97.00% less. 0.03 ms vs 1 ms.
Both ship with comparable freesync, so those specs do not separate the two — focus on the differences below.
Bottom line: the Odyssey OLED G9 (G93SC) is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: LG - UltraGear 27GP950-B or Samsung - Odyssey OLED G9 (G93SC)?
Samsung - Odyssey OLED G9 (G93SC) leads the current Mars Score by 7.4 points.The more useful decision is the trade-off behind that result: compare screen size, refresh rate, panel type against the way you will actually use the product.
Choose LG - UltraGear 27GP950-B if…
LG - UltraGear 27GP950-B has the measurable edge on has g sync.
Choose Samsung - Odyssey OLED G9 (G93SC) if…
Samsung - Odyssey OLED G9 (G93SC) has the measurable edge on response time ms, screen size in, peak brightness nits.
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
- ▲Has G-Sync.
Why Samsung - Odyssey OLED G9 (G93SC) wins
- ▲Response time (GtG) — 97.00% less. 0.03 ms vs 1 ms.
- ▲Screen size — 81.48% more. 49 " vs 27 ".
- ▲Peak brightness — 66.67% more. 1000 nits vs 600 nits.
- ▲Refresh rate — 50.00% more. 240 Hz vs 160 Hz.
- ▲DCI-P3 coverage — 1.02% more. 99 % vs 98 %.
- ▲Panel type: QD-OLED (vs IPS).
Spec comparison
Panel
| Spec | LG - UltraGear 27GP950-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| Screen size | 27 " | 49 "lead |
| Panel typeⓘ | IPS | QD-OLEDlead |
| Resolutionⓘ | 4K | 5Klead |
| Aspect ratioⓘ | 16:9 | 32:9 |
| Curvedⓘ | false | truelead |
Performance
| Spec | LG - UltraGear 27GP950-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| Refresh rateⓘ | 160 Hz | 240 Hzlead |
| Response time (GtG)ⓘ | 1 ms | 0.03 mslead |
| Peak brightnessⓘ | 600 nits | 1000 nitslead |
| DCI-P3 coverageⓘ | 98 % | 99 %lead |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | true | true |
Connectivity
| Spec | LG - UltraGear 27GP950-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| HDMI ports | 2lead | 1 |
| DisplayPort ports | 1 | 1 |
| USB-C inputⓘ | false | truelead |
| USB-C Power Deliveryⓘ | — | 65 W |
| KVM | false | truelead |
Frequently asked
Which has higher refresh rate, UltraGear 27GP950-B or Odyssey OLED G9 (G93SC)?+
Odyssey OLED G9 (G93SC) refreshes at 240Hz vs 160Hz.
Which has faster response time, UltraGear 27GP950-B or Odyssey OLED G9 (G93SC)?+
Odyssey OLED G9 (G93SC) responds in 0.03ms vs 1ms.
Does UltraGear 27GP950-B or Odyssey OLED G9 (G93SC) have USB-C with power delivery?+
Odyssey OLED G9 (G93SC) offers USB-C with 65W power delivery.