Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Gigabyte - M27Q X | Dell - UltraSharp U3225QE |
|---|---|---|
| USB-C Power Delivery | 15 W | 140 W |
| Refresh rate | 240 Hz | 120 Hz |
| Response time (GtG) | 0.3 ms | 5 ms |
| Screen size | 27 " | 31.5 " |
| Peak brightness | 400 nits | 450 nits |
| DCI-P3 coverage | 92 % | 99 % |
Between the M27Q X and UltraSharp U3225QE, the M27Q X comes out ahead in refresh rate / response time (gtg), while the UltraSharp U3225QE wins on usb-c power delivery / screen size. Overall, the M27Q X scores 67.6 and the UltraSharp U3225QE scores 66.4 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (67.6 vs 66.4). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the M27Q X 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 refresh rate, response time (gtg), g-sync, among others. The single most decisive one: Refresh rate — 100.00% more. 240 Hz vs 120 Hz.
Pick the UltraSharp U3225QE if you care most about usb-c power delivery / screen size. Its strongest claims are usb-c power delivery, screen size, peak brightness, among others. The single most decisive one: USB-C Power Delivery — 833.33% more. 140 W vs 15 W.
Both ship with comparable panel type, 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: Gigabyte - M27Q X or Dell - UltraSharp U3225QE?
Gigabyte - M27Q X leads the current Mars Score by 1.2 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 Gigabyte - M27Q X if…
Gigabyte - M27Q X has the measurable edge on refresh rate hz, response time ms, has g sync.
Choose Dell - UltraSharp U3225QE if…
Dell - UltraSharp U3225QE has the measurable edge on has usb c pd w, 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 Gigabyte - M27Q X wins
- ▲Refresh rate — 100.00% more. 240 Hz vs 120 Hz.
- ▲Response time (GtG) — 94.00% less. 0.3 ms vs 5 ms.
- ▲Has G-Sync.
- ▲Has FreeSync.
Why Dell - UltraSharp U3225QE wins
- ▲USB-C Power Delivery — 833.33% more. 140 W vs 15 W.
- ▲Screen size — 16.67% more. 31.5 " vs 27 ".
- ▲Peak brightness — 12.50% more. 450 nits vs 400 nits.
- ▲DCI-P3 coverage — 7.61% more. 99 % vs 92 %.
Spec comparison
Panel
| Spec | Gigabyte - M27Q X | Dell - UltraSharp U3225QE |
|---|---|---|
| Screen size | 27 " | 31.5 "lead |
| Panel typeⓘ | IPS | IPS |
| Resolutionⓘ | 1440p | 4Klead |
| Aspect ratioⓘ | 16:9 | 16:9 |
| Curvedⓘ | false | false |
Performance
| Spec | Gigabyte - M27Q X | Dell - UltraSharp U3225QE |
|---|---|---|
| Refresh rateⓘ | 240 Hzlead | 120 Hz |
| Response time (GtG)ⓘ | 0.3 mslead | 5 ms |
| Peak brightnessⓘ | 400 nits | 450 nitslead |
| DCI-P3 coverageⓘ | 92 % | 99 %lead |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | truelead | false |
Connectivity
| Spec | Gigabyte - M27Q X | Dell - UltraSharp U3225QE |
|---|---|---|
| HDMI ports | 2lead | 1 |
| DisplayPort ports | 1 | 1 |
| USB-C inputⓘ | true | true |
| USB-C Power Deliveryⓘ | 15 W | 140 Wlead |
| KVM | true | true |
Frequently asked
Which has higher refresh rate, M27Q X or UltraSharp U3225QE?+
M27Q X refreshes at 240Hz vs 120Hz.
Which has faster response time, M27Q X or UltraSharp U3225QE?+
M27Q X responds in 0.3ms vs 5ms.
Does M27Q X or UltraSharp U3225QE have USB-C with power delivery?+
Both offer USB-C PD — 15W on M27Q X, 140W on UltraSharp U3225QE.