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What we think
The PerfectRec monitor team Learn more
Updated April 23, 2024·
If you are a competitive gamer valuing wide field of view and fast response times, the AOC PD49 with its large, ultra-wide screen and high refresh rate is ideal, although it has lower text clarity for productivity. For print photo editing and tasks requiring precise colors, the ViewSonic XG321UG with its high color accuracy is better, but its smaller screen and fair refresh rate limit immersive gaming and wide multitasking. Neither monitor is perfect across all use cases; prioritize based on whether gaming performance or color precision and clarity for productivity and editing are more important to you. 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 AOC PD49 (QD-OLED)
- Best in class for casual gaming
- Best in class for media consumption
- Very good refresh rate
- Best in class contrast
- Best in class brightness
- Best in class color volume
- Best in class response time
Advantages of the ViewSonic XG321UG (IPS Mini LED)
- Good for productivity
- Good text clarity
- Good image clarity
Key differences
Casual Gaming
9.9
6.4
5120 x 1440
RESOLUTION
3440 x 2160
240Hz
REFRESH RATE
144Hz
Inf:1
NATIVE CONTRAST
1000:1
1000 nits
SDR PEAK BRIGHTNESS
400 nits
Unknown
HDR PEAK BRIGHTNESS
1400 nits
99.0 %
DCI-P3 COLOR GAMUT
Matte
COATING
Matte
The AOC PD49 (QD-OLED) is best in class for casual gaming, while the ViewSonic XG321UG (IPS Mini LED) is only fair.
Competitive Gaming
6.7
4.6
240Hz
REFRESH RATE
144Hz
0.0 ms
TOTAL RESPONSE TIME
3.6 ms
48 - 240 Hz
VARIABLE REFRESH RATE
48,144 Hz
No
STROBING / BFI
No
1000 nits
SDR PEAK BRIGHTNESS
400 nits
The AOC PD49 (QD-OLED) is only fair for competitive gaming, while the ViewSonic XG321UG (IPS Mini LED) is poor.
Productivity
5.9
7.9
5120 x 1440
RESOLUTION
3440 x 2160
108 PPI
PIXELS PER INCH
137 PPI
No
ADJUSTABLE STAND
Yes
Matte
COATING
Matte
The ViewSonic XG321UG (IPS Mini LED) is good for productivity, while the AOC PD49 (QD-OLED) is poor.
Media Consumption
9.8
6.7
5120 x 1440
RESOLUTION
3440 x 2160
Inf:1
NATIVE CONTRAST
1000:1
1000 nits
SDR PEAK BRIGHTNESS
400 nits
Unknown
HDR PEAK BRIGHTNESS
1400 nits
Matte
COATING
Matte
The AOC PD49 (QD-OLED) is best in class for media consumption, while the ViewSonic XG321UG (IPS Mini LED) is only fair.
HDR Gaming and Media Consumption
Yes
No
The AOC PD49 (QD-OLED) is suitable for HDR gaming and media consumption while the ViewSonic XG321UG (IPS Mini LED) is not suitable for HDR gaming and media consumption.
HDR Video Editing and Color Grading
Yes
No
The AOC PD49 (QD-OLED) is suitable for HDR video editing and color grading while the ViewSonic XG321UG (IPS Mini LED) is not suitable for HDR video editing and color grading.
Key similarities
Cost
$2,350
$2,300
$1,000
$1,500
$2,000
$2,500
$3,000
$3,500
$4,000
The AOC PD49 (QD-OLED) has a price of $2,350 and the ViewSonic XG321UG (IPS Mini LED) costs $2,300.
Digital Photo Editing
No
No
Both the AOC PD49 (QD-OLED) and ViewSonic XG321UG (IPS Mini LED) are not suitable for digital photo editing.
Print Photo Editing
Yes
Yes
Both the AOC PD49 (QD-OLED) and ViewSonic XG321UG (IPS Mini LED) are suitable for print photo editing.
Give feedback
We’re constantly working to improve.
How the AOC PD49 (QD-OLED) and the ViewSonic XG321UG (IPS Mini LED) compare to other monitors
Spec Comparison
 |  | |
| AOC PD49 (QD-OLED) | ViewSonic XG321UG (IPS Mini LED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$2,350 | $2,300 | ||
Screen Size | |||
Screen Size | 49" | 32" | |
Resolution | |||
Resolution | 5120 x 1440 | 3440 x 2160 | |
Screen Type | |||
Screen Type | OLED | Mini LED | |
Screen Sub-type | |||
Screen Sub-type | QD-OLED | IPS | |
Local Dimming Zones | |||
Local Dimming Zones | N/A | 1152 | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | 1000:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 1000 nits | 400 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | Unknown | 1400 nits | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | No | |
sRGB Color Gamut | |||
sRGB Color Gamut | 99 % | ||
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 0.03 ms | 3.6 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 48 - 240 Hz | 48,144 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 6.6/10 | |
Ghosting Score | |||
Ghosting Score | 10/10 | 8.4/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 108 PPI | 137 PPI | |
Coating | |||
Coating | Matte | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.6/10 | 7.9/10 | |
Image Clarity Score | |||
Image Clarity Score | 7/10 | 7.9/10 | |
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
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.
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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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