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What we think
The PerfectRec monitor team Learn more
Updated April 23, 2024·
If competitive gaming is a priority and you're looking for the best experience with the highest refresh rates and exceptional response times, the Acer X27U could justify its higher price. However, for a balance of gaming, media consumption, and photo editing, the Pixio PX277 OLED Max offers a very comprehensive set of features at a more accessible price, including a wider color gamut and excellent brightness for HDR content. Both have OLED technology, which means deep blacks and high contrast, but the Acer X27U might not offer enough additional benefits to merit its premium cost for all users. If budget is a concern and you're seeking great performance across a range of activities, the Pixio could be the better choice. 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 X27U (W-OLED)
- The Acer X27U (W-OLED) has no clear advantages over the Pixio PX277 OLED Max (W-OLED).
Advantages of the Pixio PX277 OLED Max (W-OLED)
- Best in class for competitive gaming
- Best in class for media consumption
- Best in class brightness
Key differences
Competitive Gaming
8.8
9.7
240Hz
REFRESH RATE
240Hz
1.4 ms
TOTAL RESPONSE TIME
0.0 ms
20 - 240 Hz
VARIABLE REFRESH RATE
48 - 240 Hz
No
STROBING / BFI
No
211 nits
SDR PEAK BRIGHTNESS
1000 nits
The Pixio PX277 OLED Max (W-OLED) is best in class for competitive gaming, while the Acer X27U (W-OLED) is very good.
Media Consumption
7.5
9.5
2560 x 1440
RESOLUTION
2560 x 1440
Inf:1
NATIVE CONTRAST
Inf:1
211 nits
SDR PEAK BRIGHTNESS
1000 nits
603 nits
HDR PEAK BRIGHTNESS
Unknown
Matte
COATING
Matte
The Pixio PX277 OLED Max (W-OLED) is best in class for media consumption, while the Acer X27U (W-OLED) is good.
Cost
$1,000
$700
$200
$400
$600
$800
$1,000
$1,200
$1,400
$1,600
The Acer X27U (W-OLED) has a price of $1,000 and the Pixio PX277 OLED Max (W-OLED) costs $700.
HDR Video Editing and Color Grading
No
Yes
The Acer X27U (W-OLED) is not suitable for HDR video editing and color grading while the Pixio PX277 OLED Max (W-OLED) is suitable for HDR video editing and color grading.
Print Photo Editing
No
Yes
The Acer X27U (W-OLED) is not suitable for print photo editing while the Pixio PX277 OLED Max (W-OLED) is suitable for print photo editing.
Key similarities
Casual Gaming
9.5
9.9
2560 x 1440
RESOLUTION
2560 x 1440
240Hz
REFRESH RATE
240Hz
Inf:1
NATIVE CONTRAST
Inf:1
211 nits
SDR PEAK BRIGHTNESS
1000 nits
603 nits
HDR PEAK BRIGHTNESS
Unknown
95.5 %
DCI-P3 COLOR GAMUT
98.8 %
Matte
COATING
Matte
The Pixio PX277 OLED Max (W-OLED) and Acer X27U (W-OLED) are both best in class for casual gaming.
Productivity
5.8
5.9
2560 x 1440
RESOLUTION
2560 x 1440
111 PPI
PIXELS PER INCH
109 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Matte
The Pixio PX277 OLED Max (W-OLED) and Acer X27U (W-OLED) are both poor for productivity.
HDR Gaming and Media Consumption
Yes
Yes
Both the Acer X27U (W-OLED) and Pixio PX277 OLED Max (W-OLED) are suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
Yes
Both the Acer X27U (W-OLED) and Pixio PX277 OLED Max (W-OLED) are suitable for digital photo editing.
Give feedback
We’re constantly working to improve.
How the Acer X27U (W-OLED) and the Pixio PX277 OLED Max (W-OLED) compare to other monitors
Spec Comparison
 |  | |
| Acer X27U (W-OLED) | Pixio PX277 OLED Max (W-OLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$1,000 | $700 | ||
Screen Size | |||
Screen Size | 27" | 27" | |
Resolution | |||
Resolution | 2560 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 | 211 nits | 1000 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 603 nits | Unknown | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | Yes | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 137.3 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.4 ms | 0.03 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 240 Hz | 48 - 240 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 8/10 | |
Ghosting Score | |||
Ghosting Score | 9.5/10 | 10/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 111 PPI | 109 PPI | |
Coating | |||
Coating | Matte | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.7/10 | 6.6/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.2/10 | 7/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 0 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 2 | 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.
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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.
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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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