Samsung - ViewFinity S9 (S90PC) vs Dell - UltraSharp U3225QE
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Samsung - ViewFinity S9 (S90PC) | Dell - UltraSharp U3225QE |
|---|---|---|
| Refresh rate | 60 Hz | 120 Hz |
| USB-C Power Delivery | 90 W | 140 W |
| Peak brightness | 600 nits | 450 nits |
| Screen size | 27 " | 31.5 " |
Between the ViewFinity S9 (S90PC) and UltraSharp U3225QE, the ViewFinity S9 (S90PC) comes out ahead in peak brightness, while the UltraSharp U3225QE wins on refresh rate / usb-c power delivery. Overall, the ViewFinity S9 (S90PC) scores 65.9 and the UltraSharp U3225QE scores 66.4 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (65.9 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 ViewFinity S9 (S90PC) 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. The single most decisive one: Peak brightness — 33.33% more. 600 nits vs 450 nits.
Pick the UltraSharp U3225QE if you care most about refresh rate / usb-c power delivery. Its strongest claims are refresh rate, usb-c power delivery, screen size. The single most decisive one: Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
Both ship with comparable response time (gtg), dci-p3 coverage, 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: Samsung - ViewFinity S9 (S90PC) or Dell - UltraSharp U3225QE?
Dell - UltraSharp U3225QE leads the current Mars Score by 0.5 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 Samsung - ViewFinity S9 (S90PC) if…
Samsung - ViewFinity S9 (S90PC) has the measurable edge on peak brightness nits.
Choose Dell - UltraSharp U3225QE if…
Dell - UltraSharp U3225QE has the measurable edge on refresh rate hz, has usb c pd w, screen size in.
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 Samsung - ViewFinity S9 (S90PC) wins
- ▲Peak brightness — 33.33% more. 600 nits vs 450 nits.
Why Dell - UltraSharp U3225QE wins
- ▲Refresh rate — 100.00% more. 120 Hz vs 60 Hz.
- ▲USB-C Power Delivery — 55.56% more. 140 W vs 90 W.
- ▲Screen size — 16.67% more. 31.5 " vs 27 ".
Spec comparison
Panel
| Spec | Samsung - ViewFinity S9 (S90PC) | Dell - UltraSharp U3225QE |
|---|---|---|
| Screen size | 27 " | 31.5 "lead |
| Panel typeⓘ | IPS | IPS |
| Resolutionⓘ | 5Klead | 4K |
| Aspect ratioⓘ | 16:9 | 16:9 |
| Curvedⓘ | false | false |
Performance
| Spec | Samsung - ViewFinity S9 (S90PC) | Dell - UltraSharp U3225QE |
|---|---|---|
| Refresh rateⓘ | 60 Hz | 120 Hzlead |
| Response time (GtG)ⓘ | 5 ms | 5 ms |
| Peak brightnessⓘ | 600 nitslead | 450 nits |
| DCI-P3 coverageⓘ | 99 % | 99 % |
| HDRⓘ | true | true |
| G-Syncⓘ | false | false |
| FreeSyncⓘ | false | false |
Connectivity
| Spec | Samsung - ViewFinity S9 (S90PC) | Dell - UltraSharp U3225QE |
|---|---|---|
| HDMI ports | 1 | 1 |
| DisplayPort ports | 0 | 1lead |
| USB-C inputⓘ | true | true |
| USB-C Power Deliveryⓘ | 90 W | 140 Wlead |
| KVM | false | truelead |
Frequently asked
Which has higher refresh rate, ViewFinity S9 (S90PC) or UltraSharp U3225QE?+
UltraSharp U3225QE refreshes at 120Hz vs 60Hz.
Which has faster response time, ViewFinity S9 (S90PC) or UltraSharp U3225QE?+
UltraSharp U3225QE responds in 5ms vs 5ms.
Does ViewFinity S9 (S90PC) or UltraSharp U3225QE have USB-C with power delivery?+
Both offer USB-C PD — 90W on ViewFinity S9 (S90PC), 140W on UltraSharp U3225QE.