LG - UltraGear 45GX950A-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 45GX950A-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| Refresh rate | 165 Hz | 240 Hz |
| USB-C Power Delivery | 90 W | 65 W |
| Peak brightness | 1300 nits | 1000 nits |
| Screen size | 45 " | 49 " |
| G-Sync | true | false |
| DCI-P3 coverage | 98.5 % | 99 % |
Between the UltraGear 45GX950A-B and Odyssey OLED G9 (G93SC), the UltraGear 45GX950A-B comes out ahead in usb-c power delivery / peak brightness, while the Odyssey OLED G9 (G93SC) wins on refresh rate / screen size. Overall, the UltraGear 45GX950A-B scores 81.4 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 (81.4 vs 85.6), but the 4.2-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the UltraGear 45GX950A-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 usb-c power delivery, peak brightness, g-sync. The single most decisive one: USB-C Power Delivery — 38.46% more. 90 W vs 65 W.
Pick the Odyssey OLED G9 (G93SC) if you care most about refresh rate / screen size. Its strongest claims are refresh rate, screen size, dci-p3 coverage, among others. The single most decisive one: Refresh rate — 45.45% more. 240 Hz vs 165 Hz.
Both ship with comparable response time (gtg), 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 45GX950A-B or Samsung - Odyssey OLED G9 (G93SC)?
Samsung - Odyssey OLED G9 (G93SC) leads the current Mars Score by 4.2 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 45GX950A-B if…
LG - UltraGear 45GX950A-B has the measurable edge on has usb c pd w, peak brightness nits, has g sync.
Choose Samsung - Odyssey OLED G9 (G93SC) if…
Samsung - Odyssey OLED G9 (G93SC) has the measurable edge on refresh rate hz, screen size in, color gamut dci p3 pct.
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 45GX950A-B wins
- ▲USB-C Power Delivery — 38.46% more. 90 W vs 65 W.
- ▲Peak brightness — 30.00% more. 1300 nits vs 1000 nits.
- ▲Has G-Sync.
Why Samsung - Odyssey OLED G9 (G93SC) wins
- ▲Refresh rate — 45.45% more. 240 Hz vs 165 Hz.
- ▲Screen size — 8.89% more. 49 " vs 45 ".
- ▲DCI-P3 coverage — 0.51% more. 99 % vs 98.5 %.
- ▲Panel type: QD-OLED (vs OLED).
Spec comparison
Panel
| Spec | LG - UltraGear 45GX950A-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| Screen size | 45 " | 49 "lead |
| Panel typeⓘ | OLED | QD-OLEDlead |
| Resolutionⓘ | 5K | 5K |
| Aspect ratioⓘ | 21:9 | 32:9 |
| Curvedⓘ | true | true |
Performance
| Spec | LG - UltraGear 45GX950A-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| Refresh rateⓘ | 165 Hz | 240 Hzlead |
| Response time (GtG)ⓘ | 0.03 ms | 0.03 ms |
| Peak brightnessⓘ | 1300 nitslead | 1000 nits |
| DCI-P3 coverageⓘ | 98.5 % | 99 %lead |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | true | true |
Connectivity
| Spec | LG - UltraGear 45GX950A-B | Samsung - Odyssey OLED G9 (G93SC) |
|---|---|---|
| HDMI ports | 2lead | 1 |
| DisplayPort ports | 1 | 1 |
| USB-C inputⓘ | true | true |
| USB-C Power Deliveryⓘ | 90 Wlead | 65 W |
| KVM | true | true |
Frequently asked
Which has higher refresh rate, UltraGear 45GX950A-B or Odyssey OLED G9 (G93SC)?+
Odyssey OLED G9 (G93SC) refreshes at 240Hz vs 165Hz.
Which has faster response time, UltraGear 45GX950A-B or Odyssey OLED G9 (G93SC)?+
Odyssey OLED G9 (G93SC) responds in 0.03ms vs 0.03ms.
Does UltraGear 45GX950A-B or Odyssey OLED G9 (G93SC) have USB-C with power delivery?+
Both offer USB-C PD — 90W on UltraGear 45GX950A-B, 65W on Odyssey OLED G9 (G93SC).