Between the ROG Swift PG39WCDM and PD3225U, the ROG Swift PG39WCDM comes out ahead in refresh rate and peak brightness, while the PD3225U wins on several specs. Overall, the ROG Swift PG39WCDM scores 79.8 and the PD3225U scores 63.6 on our Mars Score.
Which should you buy?
The ROG Swift PG39WCDM is the clear pick on raw spec strength, leading by 16.2 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 ROG Swift PG39WCDM 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, peak brightness, response time (gtg), among others.
The PD3225U similarly doesn't carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable usb-c power delivery, so those specs don't separate the two — focus on the differences below.
Bottom line: the ROG Swift PG39WCDM is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why ASUS - ROG Swift PG39WCDM wins
- ▲Refresh rate — 300.00% more. 240 Hz vs 60 Hz.
- ▲Peak brightness — 225.00% more. 1300 nits vs 400 nits.
- ▲Response time (GtG) — 99.40% less. 0.03 ms vs 5 ms.
- ▲Screen size — 23.81% more. 39 " vs 31.5 ".
- ▲DCI-P3 coverage — 1.02% more. 99 % vs 98 %.
- ▲Has G-Sync.
- ▲Has FreeSync.
- ▲Panel type: QD-OLED (vs IPS).
Why BenQ - PD3225U wins
- No decisive advantages.
Spec comparison
Panel
| Spec | ASUS - ROG Swift PG39WCDM | BenQ - PD3225U |
|---|---|---|
| Screen sizeⓘ | 39 "lead | 31.5 " |
| Panel typeⓘ | QD-OLEDlead | IPS |
| Resolutionⓘ | 1440p | 4Klead |
| Aspect ratioⓘ | 21:9 | 16:9 |
| Curvedⓘ | truelead | false |
Performance
| Spec | ASUS - ROG Swift PG39WCDM | BenQ - PD3225U |
|---|---|---|
| Refresh rateⓘ | 240 Hzlead | 60 Hz |
| Response time (GtG)ⓘ | 0.03 mslead | 5 ms |
| Peak brightnessⓘ | 1300 nitslead | 400 nits |
| DCI-P3 coverageⓘ | 99 %lead | 98 % |
| HDRⓘ | true | true |
| G-Syncⓘ | truelead | false |
| FreeSyncⓘ | truelead | false |
Connectivity
| Spec | ASUS - ROG Swift PG39WCDM | BenQ - PD3225U |
|---|---|---|
| HDMI ports | 2lead | 1 |
| DisplayPort ports | 1 | 1 |
| USB-C input | true | true |
| USB-C Power Deliveryⓘ | 90 W | 90 W |
| KVM | true | true |
Frequently asked
Which has higher refresh rate, ROG Swift PG39WCDM or PD3225U?+
ROG Swift PG39WCDM refreshes at 240Hz vs 60Hz.
Which has faster response time, ROG Swift PG39WCDM or PD3225U?+
ROG Swift PG39WCDM responds in 0.03ms vs 5ms.
Does ROG Swift PG39WCDM or PD3225U have USB-C with power delivery?+
Both offer USB-C PD — 90W on ROG Swift PG39WCDM, 90W on PD3225U.
Spec-level deep dives
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