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The PerfectRec monitor team Learn more
Updated April 11, 2024·
If you're a competitive gamer valuing fast response times and higher refresh rates, the Asus PG27AQDM with its OLED panel provides excellent ghosting control and swift performance. However, for tasks requiring high color accuracy like print photo editing, or for enjoying HDR content with higher brightness, the CoolerMaster GP27U’s MiniLED IPS display offers superior brightness and a wider color gamut. The CoolerMaster also displays sharper images due to its higher screen resolution, making it better for productivity and media consumption. Keep in mind the Asus may have poorer text quality, which could be a downside for extensive reading or word processing. Give Feedback
this description is based on the product variant with some specs and product variant with some specs. At the time of writing, the variant with some specs cost some dollars and the variant with some specs cost some dollars.
Advantages of the Asus PG27AQDM (W-OLED)
- Best in class for casual gaming
- Very good for competitive gaming
- Very good refresh rate
- Best in class contrast
- Excellent response time
Advantages of the CoolerMaster GP27U (IPS MiniLED)
- Best in class for productivity
- Very good for media consumption
- Very good text clarity
- Very good image clarity
- Very good brightness
- Very good color volume
Key differences
Casual Gaming
9.5
8.0
2560 x 1440
RESOLUTION
3840 x 2160
240Hz
REFRESH RATE
160Hz
Inf:1
NATIVE CONTRAST
1072:1
162 nits
SDR PEAK BRIGHTNESS
697 nits
963 nits
HDR PEAK BRIGHTNESS
1550 nits
97.2 %
DCI-P3 COLOR GAMUT
N/A
Matte
COATING
Matte
The Asus PG27AQDM (W-OLED) is best in class for casual gaming, while the CoolerMaster GP27U (IPS MiniLED) is very good.
Competitive Gaming
8.6
5.9
240Hz
REFRESH RATE
160Hz
1.8 ms
TOTAL RESPONSE TIME
6.2 ms
20 - 240 Hz
VARIABLE REFRESH RATE
20 - 160 Hz
No
STROBING / BFI
No
162 nits
SDR PEAK BRIGHTNESS
697 nits
The Asus PG27AQDM (W-OLED) is very good for competitive gaming, while the CoolerMaster GP27U (IPS MiniLED) is poor.
Productivity
5.8
9.8
2560 x 1440
RESOLUTION
3840 x 2160
111 PPI
PIXELS PER INCH
163 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Matte
The CoolerMaster GP27U (IPS MiniLED) is best in class for productivity, while the Asus PG27AQDM (W-OLED) is poor.
Cost
$899
$770
$400
$600
$800
$1,000
$1,200
$1,400
The Asus PG27AQDM (W-OLED) has a price of $899 and the CoolerMaster GP27U (IPS MiniLED) costs $770.
Digital Photo Editing
Yes
No
The Asus PG27AQDM (W-OLED) is suitable for digital photo editing while the CoolerMaster GP27U (IPS MiniLED) is not suitable for digital photo editing.
Print Photo Editing
No
Yes
The Asus PG27AQDM (W-OLED) is not suitable for print photo editing while the CoolerMaster GP27U (IPS MiniLED) is suitable for print photo editing.
Key similarities
Media Consumption
7.5
8.0
2560 x 1440
RESOLUTION
3840 x 2160
Inf:1
NATIVE CONTRAST
1072:1
162 nits
SDR PEAK BRIGHTNESS
697 nits
963 nits
HDR PEAK BRIGHTNESS
1550 nits
Matte
COATING
Matte
Although they have very similar scores, PerfectRec considers CoolerMaster GP27U (IPS MiniLED) to be very good for media consumption, while the Asus PG27AQDM (W-OLED) is good.
HDR Gaming and Media Consumption
Yes
Yes
Both the Asus PG27AQDM (W-OLED) and CoolerMaster GP27U (IPS MiniLED) are suitable for HDR gaming and media consumption.
HDR Video Editing and Color Grading
No
No
Both the Asus PG27AQDM (W-OLED) and CoolerMaster GP27U (IPS MiniLED) are not suitable for HDR video editing and color grading.
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How the Asus PG27AQDM (W-OLED) and the CoolerMaster GP27U (IPS MiniLED) compare to other monitors
Spec Comparison
 |  | |
| Asus PG27AQDM (W-OLED) | CoolerMaster GP27U (IPS MiniLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$899 | $770 | ||
Screen Size | |||
Screen Size | 27" | 27" | |
Resolution | |||
Resolution | 2560 x 1440 | 3840 x 2160 | |
Screen Type | |||
Screen Type | OLED | MiniLED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | IPS | |
Local Dimming Zones | |||
Local Dimming Zones | N/A | 576 | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | 1072:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 162 nits | 697 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 963 nits | 1550 nits | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | Yes | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 95.1 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.8 ms | 6.2 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 240 Hz | 20 - 160 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 7/10 | |
Ghosting Score | |||
Ghosting Score | 9.1/10 | 8/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 111 PPI | 163 PPI | |
Coating | |||
Coating | Matte | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.7/10 | 8/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.2/10 | 8/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 0 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 2 | 0 | |
HDMI 2.1 Ports | |||
HDMI 2.1 Ports | 0 | 2 | |
Micro HDMI Ports | |||
Micro HDMI Ports | 0 | 0 | |
DisplayPort 1.2 Ports | |||
DisplayPort 1.2 Ports | 0 | 0 | |
Shopping
Asus PG27AQDM (W-OLED)
See more
Dig into reviews and images
Tom's Hardware
Christian Eberle | April 2023
"It’s hard to find any fault with the Asus ROG Swift PG27AQDM. Yes it’s expensive, but it’s incredibly good. With a stunning image and next-level video performance, it’s one of the very best gaming monitors I’ve ever reviewed."
CoolerMaster GP27U (IPS MiniLED)
See more
Dig into reviews and images
Tom's Hardware
Christian Eberle | February 2023
"The Cooler Master Tempest GP27U leaves little to complain about. It delivers a stunning picture with high contrast, brightness, and vivid color. Professional-grade video processing means a superlative gaming experience. And it’s a little less expensive than the competition."
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We're constantly perfecting our model
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About the monitor team
Joe Golden, Ph.D
CEO and Monitors Editor
Joe is an entrepreneur and lifelong electronics enthusiast with a Ph.D in Economics from the University of Michigan.
Jason Lew
Staff Expert & Software Engineer
Jason is a staff expert and software engineer that has been making laptop recommendations for 7 years and moderates one of the largest laptop subreddits.
Chandradeep Chowdhury
Staff Expert & Software Engineer
Chandradeep is a staff expert and software engineer and expert in televisions and monitors. He’s been making monitor recommendations for ten years.
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