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What we think
The PerfectRec monitor team Learn more
Updated April 12, 2024·
If you prioritize immersive gaming and can invest more, the Asus PG34WCDM with its larger, ultrawide screen enhances that experience but isn’t as well-suited for tasks requiring sharp text clarity. Conversely, the Corsair Xeneon 27QHD240 is less costly and offers a higher pixels per inch for better text clarity, making it more effective for productivity. Both excel in competitive gaming due to their high refresh rates, and are suitable for HDR media, but neither is optimal for high-end photo or video editing due to their color volume limitations. You’ll get a more intense gaming experience with the Asus at a higher cost, while the Corsair supports a mix of gaming and productivity at a lower price point. 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 PG34WCDM (W-OLED)
- The Asus PG34WCDM (W-OLED) has no clear advantages over the Corsair Xeneon 27QHD240 (W-OLED).
Advantages of the Corsair Xeneon 27QHD240 (W-OLED)
- Very good for competitive gaming
Key differences
Competitive Gaming
5.6
8.9
240Hz
REFRESH RATE
240Hz
1.1 ms
TOTAL RESPONSE TIME
1.1 ms
20 - 240 Hz
VARIABLE REFRESH RATE
20 - 240 Hz
Yes
STROBING / BFI
No
238 nits
SDR PEAK BRIGHTNESS
113 nits
The Corsair Xeneon 27QHD240 (W-OLED) is very good for competitive gaming, while the Asus PG34WCDM (W-OLED) is poor.
Cost
$1,300
$900
$0
$500
$1,000
$1,500
$2,000
The Asus PG34WCDM (W-OLED) has a price of $1,300 and the Corsair Xeneon 27QHD240 (W-OLED) costs $900.
Key similarities
Casual Gaming
9.5
9.5
3440 x 1440
RESOLUTION
2560 x 1440
240Hz
REFRESH RATE
240Hz
Inf:1
NATIVE CONTRAST
Inf:1
238 nits
SDR PEAK BRIGHTNESS
113 nits
716 nits
HDR PEAK BRIGHTNESS
639 nits
96.6 %
DCI-P3 COLOR GAMUT
97.3 %
Matte
COATING
Matte
The Asus PG34WCDM (W-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are both best in class for casual gaming.
Productivity
5.7
5.7
3440 x 1440
RESOLUTION
2560 x 1440
109 PPI
PIXELS PER INCH
110 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Matte
The Corsair Xeneon 27QHD240 (W-OLED) and Asus PG34WCDM (W-OLED) are both poor for productivity.
Media Consumption
7.5
7.5
3440 x 1440
RESOLUTION
2560 x 1440
Inf:1
NATIVE CONTRAST
Inf:1
238 nits
SDR PEAK BRIGHTNESS
113 nits
716 nits
HDR PEAK BRIGHTNESS
639 nits
Matte
COATING
Matte
The Asus PG34WCDM (W-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are both good for media consumption.
HDR Gaming and Media Consumption
Yes
Yes
Both the Asus PG34WCDM (W-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
Yes
Both the Asus PG34WCDM (W-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are suitable for digital photo editing.
HDR Video Editing and Color Grading
No
No
Both the Asus PG34WCDM (W-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are not suitable for HDR video editing and color grading.
Print Photo Editing
No
No
Both the Asus PG34WCDM (W-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are not suitable for print photo editing.
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We’re constantly working to improve.
How the Asus PG34WCDM (W-OLED) and the Corsair Xeneon 27QHD240 (W-OLED) compare to other monitors
Spec Comparison
 |  | |
| Asus PG34WCDM (W-OLED) | Corsair Xeneon 27QHD240 (W-OLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$1,300 | $900 | ||
Screen Size | |||
Screen Size | 34" | 27" | |
Resolution | |||
Resolution | 3440 x 1440 | 2560 x 1440 | |
Screen Type | |||
Screen Type | OLED | OLED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | W-OLED | |
Refresh Rate | |||
Refresh Rate | 240Hz | 240Hz | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | Inf:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 238 nits | 113 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 716 nits | 639 nits | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | Yes | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 100 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.1 ms | 1.1 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 240 Hz | 20 - 240 Hz | |
Strobing / BFI | |||
Strobing / BFI | Yes | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 8/10 | |
Ghosting Score | |||
Ghosting Score | 9.6/10 | 9.6/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 109 PPI | 110 PPI | |
Coating | |||
Coating | Matte | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.6/10 | 6.6/10 | |
Image Clarity Score | |||
Image Clarity Score | 7/10 | 7.1/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 0 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 0 | 2 | |
HDMI 2.1 Ports | |||
HDMI 2.1 Ports | 2 | 0 | |
Micro HDMI Ports | |||
Micro HDMI Ports | 0 | 0 | |
DisplayPort 1.2 Ports | |||
DisplayPort 1.2 Ports | 0 | 0 | |
Give feedback
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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.
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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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