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Company ProductName Specs
Company ProductName Specs
What we think
The PerfectRec monitor team Learn more
Updated April 23, 2024·
If you prioritize competitive gaming, the Acer X27U with its lower resolution might offer faster response times and smoother motion, but if you are more focused on productivity or immersive HDR media and gaming experiences, the MSI MAG 321UPX's higher resolution and better color performance could be more beneficial, offering sharper images and more workspace. For those who engage in professional photo or video editing, the MSI with its wider color gamut coverage would be preferable, though it's slightly less expensive. Keep in mind, both are premium-priced monitors, so consider whether the MSI's higher resolution and better color capabilities justify saving a bit versus the Acer's gaming agility. 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)
- Very good for competitive gaming
Advantages of the MSI MAG 321UPX (QD-OLED)
- Good for productivity
- Best in class for media consumption
- Best in class brightness
- Best in class color volume
Key differences
Competitive Gaming
8.8
6.8
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 Acer X27U (W-OLED) is very good for competitive gaming, while the MSI MAG 321UPX (QD-OLED) is only fair.
Productivity
5.8
7.6
2560 x 1440
RESOLUTION
3840 x 2160
111 PPI
PIXELS PER INCH
139 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Matte
The MSI MAG 321UPX (QD-OLED) is good for productivity, while the Acer X27U (W-OLED) is poor.
Media Consumption
7.5
10.0
2560 x 1440
RESOLUTION
3840 x 2160
Inf:1
NATIVE CONTRAST
Inf:1
211 nits
SDR PEAK BRIGHTNESS
1000 nits
603 nits
HDR PEAK BRIGHTNESS
Unknown
Matte
COATING
Matte
The MSI MAG 321UPX (QD-OLED) is best in class for media consumption, while the Acer X27U (W-OLED) is good.
Cost
$1,000
$900
$400
$600
$800
$1,000
$1,200
$1,400
$1,600
The Acer X27U (W-OLED) has a price of $1,000 and the MSI MAG 321UPX (QD-OLED) costs $900.
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 MSI MAG 321UPX (QD-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 MSI MAG 321UPX (QD-OLED) is suitable for print photo editing.
Key similarities
Casual Gaming
9.5
9.9
2560 x 1440
RESOLUTION
3840 x 2160
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
99.0 %
Matte
COATING
Matte
The MSI MAG 321UPX (QD-OLED) and Acer X27U (W-OLED) are both best in class for casual gaming.
HDR Gaming and Media Consumption
Yes
Yes
Both the Acer X27U (W-OLED) and MSI MAG 321UPX (QD-OLED) are suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
Yes
Both the Acer X27U (W-OLED) and MSI MAG 321UPX (QD-OLED) are suitable for digital photo editing.
Give feedback
We’re constantly working to improve.
How the Acer X27U (W-OLED) and the MSI MAG 321UPX (QD-OLED) compare to other monitors
Spec Comparison
 |  | |
| Acer X27U (W-OLED) | MSI MAG 321UPX (QD-OLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$1,000 | $900 | ||
Screen Size | |||
Screen Size | 27" | 32" | |
Resolution | |||
Resolution | 2560 x 1440 | 3840 x 2160 | |
Screen Type | |||
Screen Type | OLED | OLED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | QD-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 % | 138.2 % | |
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 | 139 PPI | |
Coating | |||
Coating | Matte | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.7/10 | 6.9/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.2/10 | 7.9/10 | |
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 | |
Give feedback
We're constantly perfecting our model
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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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