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What we think
The PerfectRec monitor team Learn more
Updated April 11, 2024·
If you're a competitive gamer looking for smoother gameplay and don't mind spending more, the Corsair Xeneon 27QHD240 with its higher refresh rate and faster response time is a strong choice. However, the Acer X34V offers excellent value for casual gaming, incredible contrast, and immersive media consumption due to its ultrawide screen, at a lower price point. For productivity, the Corsair's smaller size might make it less versatile than the expansive display of the Acer. Both excel in color accuracy for photo editing, but the Acer's lower brightness might not be as suitable for bright environments compared to the Corsair's higher brightness capability. 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 Acer X34V (QD-OLED)
- Best in class for media consumption
- Best in class color volume
Advantages of the Corsair Xeneon 27QHD240 (W-OLED)
- Very good for competitive gaming
- Very good refresh rate
Key differences
Competitive Gaming
5.2
8.9
175Hz
REFRESH RATE
240Hz
1.0 ms
TOTAL RESPONSE TIME
1.1 ms
48 - 175 Hz
VARIABLE REFRESH RATE
20 - 240 Hz
No
STROBING / BFI
No
250 nits
SDR PEAK BRIGHTNESS
113 nits
The Corsair Xeneon 27QHD240 (W-OLED) is very good for competitive gaming, while the Acer X34V (QD-OLED) is poor.
Media Consumption
9.5
7.5
3440 x 1440
RESOLUTION
2560 x 1440
Inf:1
NATIVE CONTRAST
Inf:1
250 nits
SDR PEAK BRIGHTNESS
113 nits
1000 nits
HDR PEAK BRIGHTNESS
639 nits
Matte
COATING
Matte
The Acer X34V (QD-OLED) is best in class for media consumption, while the Corsair Xeneon 27QHD240 (W-OLED) is good.
Cost
$700
$900
$200
$400
$600
$800
$1,000
$1,200
$1,400
The Acer X34V (QD-OLED) has a price of $700 and the Corsair Xeneon 27QHD240 (W-OLED) costs $900.
Key similarities
Casual Gaming
9.6
9.5
3440 x 1440
RESOLUTION
2560 x 1440
175Hz
REFRESH RATE
240Hz
Inf:1
NATIVE CONTRAST
Inf:1
250 nits
SDR PEAK BRIGHTNESS
113 nits
1000 nits
HDR PEAK BRIGHTNESS
639 nits
99.0 %
DCI-P3 COLOR GAMUT
97.3 %
Matte
COATING
Matte
The Acer X34V (QD-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 Acer X34V (QD-OLED) are both poor for productivity.
HDR Gaming and Media Consumption
Yes
Yes
Both the Acer X34V (QD-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
Yes
Both the Acer X34V (QD-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are suitable for digital photo editing.
HDR Video Editing and Color Grading
No
No
Both the Acer X34V (QD-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are not suitable for HDR video editing and color grading.
Print Photo Editing
No
No
Both the Acer X34V (QD-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are not suitable for print photo editing.
Give feedback
We’re constantly working to improve.
How the Acer X34V (QD-OLED) and the Corsair Xeneon 27QHD240 (W-OLED) compare to other monitors
Spec Comparison
 |  | |
| Acer X34V (QD-OLED) | Corsair Xeneon 27QHD240 (W-OLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$700 | $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 | QD-OLED | W-OLED | |
Refresh Rate | |||
Refresh Rate | 175Hz | 240Hz | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | Inf:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 250 nits | 113 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 1000 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 | 104 % | 100 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1 ms | 1.1 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 48 - 175 Hz | 20 - 240 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 7.2/10 | 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 | 1 | 2 | |
HDMI 2.1 Ports | |||
HDMI 2.1 Ports | 0 | 0 | |
Micro HDMI Ports | |||
Micro HDMI Ports | 0 | 0 | |
DisplayPort 1.2 Ports | |||
DisplayPort 1.2 Ports | 0 | 0 | |
Give feedback
We're constantly perfecting our model
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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.
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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