LG - UltraGear 45GX950A-B vs Dell - UltraSharp U3225QE
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | LG - UltraGear 45GX950A-B | Dell - UltraSharp U3225QE |
|---|---|---|
| Peak brightness | 1300 nits | 450 nits |
| Response time (GtG) | 0.03 ms | 5 ms |
| USB-C Power Delivery | 90 W | 140 W |
| Screen size | 45 " | 31.5 " |
| Refresh rate | 165 Hz | 120 Hz |
| G-Sync | true | false |
Between the UltraGear 45GX950A-B and UltraSharp U3225QE, the UltraGear 45GX950A-B comes out ahead in peak brightness / response time (gtg), while the UltraSharp U3225QE wins on usb-c power delivery / dci-p3 coverage. Overall, the UltraGear 45GX950A-B scores 81.4 and the UltraSharp U3225QE scores 66.4 on our Mars Score.
Which should you buy?
The UltraGear 45GX950A-B is the clear pick on raw spec strength, leading by 15.0 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
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 peak brightness, response time (gtg), screen size, among others. The single most decisive one: Peak brightness — 188.89% more. 1300 nits vs 450 nits.
Pick the UltraSharp U3225QE if you care most about usb-c power delivery / dci-p3 coverage. Its strongest claims are usb-c power delivery, dci-p3 coverage. The single most decisive one: USB-C Power Delivery — 55.56% more. 140 W vs 90 W.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the UltraGear 45GX950A-B 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 45GX950A-B or Dell - UltraSharp U3225QE?
LG - UltraGear 45GX950A-B leads the current Mars Score by 15.0 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 peak brightness nits, response time ms, screen size in.
Choose Dell - UltraSharp U3225QE if…
Dell - UltraSharp U3225QE has the measurable edge on has usb c pd w, 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
- ▲Peak brightness — 188.89% more. 1300 nits vs 450 nits.
- ▲Response time (GtG) — 99.40% less. 0.03 ms vs 5 ms.
- ▲Screen size — 42.86% more. 45 " vs 31.5 ".
- ▲Refresh rate — 37.50% more. 165 Hz vs 120 Hz.
- ▲Has G-Sync.
- ▲Has FreeSync.
- ▲Panel type: OLED (vs IPS).
Why Dell - UltraSharp U3225QE wins
- ▲USB-C Power Delivery — 55.56% more. 140 W vs 90 W.
- ▲DCI-P3 coverage — 0.51% more. 99 % vs 98.5 %.
Spec comparison
Panel
| Spec | LG - UltraGear 45GX950A-B | Dell - UltraSharp U3225QE |
|---|---|---|
| Screen size | 45 "lead | 31.5 " |
| Panel typeⓘ | OLEDlead | IPS |
| Resolutionⓘ | 5Klead | 4K |
| Aspect ratioⓘ | 21:9 | 16:9 |
| Curvedⓘ | truelead | false |
Performance
| Spec | LG - UltraGear 45GX950A-B | Dell - UltraSharp U3225QE |
|---|---|---|
| Refresh rateⓘ | 165 Hzlead | 120 Hz |
| Response time (GtG)ⓘ | 0.03 mslead | 5 ms |
| Peak brightnessⓘ | 1300 nitslead | 450 nits |
| DCI-P3 coverageⓘ | 98.5 % | 99 %lead |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | truelead | false |
Connectivity
| Spec | LG - UltraGear 45GX950A-B | Dell - UltraSharp U3225QE |
|---|---|---|
| HDMI ports | 2lead | 1 |
| DisplayPort ports | 1 | 1 |
| USB-C inputⓘ | true | true |
| USB-C Power Deliveryⓘ | 90 W | 140 Wlead |
| KVM | true | true |
Frequently asked
Which has higher refresh rate, UltraGear 45GX950A-B or UltraSharp U3225QE?+
UltraGear 45GX950A-B refreshes at 165Hz vs 120Hz.
Which has faster response time, UltraGear 45GX950A-B or UltraSharp U3225QE?+
UltraGear 45GX950A-B responds in 0.03ms vs 5ms.
Does UltraGear 45GX950A-B or UltraSharp U3225QE have USB-C with power delivery?+
Both offer USB-C PD — 90W on UltraGear 45GX950A-B, 140W on UltraSharp U3225QE.