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What we think
The PerfectRec monitor team Learn more
Updated April 12, 2024·
If you prioritize a superior gaming experience, particularly for HDR content, the Asus W-OLED is an excellent choice with exceptional contrast, color depth, and a high refresh rate, making it well-suited for both competitive and casual gaming. However, it falls short in productivity due to lower text quality. On the other hand, the Dell IPS monitor offers good image clarity and text quality which makes it a better option for productivity tasks and casual use, but it's not the best for gaming or HDR content, and it has a lower refresh rate. If budget is a concern, the Dell delivers a good all-around performance for its price, but for high-end gaming or HDR media consumption, the Asus could justify the extra expense. 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 PG27AQDM (W-OLED)
- Best in class for casual gaming
- Very good for competitive gaming
- Good for media consumption
- Very good refresh rate
- Best in class contrast
- Excellent response time
Advantages of the Dell S2721DS (IPS)
- Good text clarity
Key differences
Casual Gaming
9.5
5.8
2560 x 1440
RESOLUTION
2560 x 1440
240Hz
REFRESH RATE
75Hz
Inf:1
NATIVE CONTRAST
1015:1
162 nits
SDR PEAK BRIGHTNESS
334 nits
963 nits
HDR PEAK BRIGHTNESS
N/A
97.2 %
DCI-P3 COLOR GAMUT
N/A
Matte
COATING
Matte
The Asus PG27AQDM (W-OLED) is best in class for casual gaming, while the Dell S2721DS (IPS) is poor.
Competitive Gaming
8.6
5.0
240Hz
REFRESH RATE
75Hz
1.8 ms
TOTAL RESPONSE TIME
17.4 ms
20 - 240 Hz
VARIABLE REFRESH RATE
48 - 75 Hz
No
STROBING / BFI
No
162 nits
SDR PEAK BRIGHTNESS
334 nits
The Asus PG27AQDM (W-OLED) is very good for competitive gaming, while the Dell S2721DS (IPS) is poor.
Media Consumption
7.5
5.9
2560 x 1440
RESOLUTION
2560 x 1440
Inf:1
NATIVE CONTRAST
1015:1
162 nits
SDR PEAK BRIGHTNESS
334 nits
963 nits
HDR PEAK BRIGHTNESS
N/A
Matte
COATING
Matte
The Asus PG27AQDM (W-OLED) is good for media consumption, while the Dell S2721DS (IPS) is poor.
Cost
$899
$309
$0
$200
$400
$600
$800
$1,000
$1,200
$1,400
The Asus PG27AQDM (W-OLED) has a price of $899 and the Dell S2721DS (IPS) costs $309.
HDR Gaming and Media Consumption
Yes
No
The Asus PG27AQDM (W-OLED) is suitable for HDR gaming and media consumption while the Dell S2721DS (IPS) is not suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
No
The Asus PG27AQDM (W-OLED) is suitable for digital photo editing while the Dell S2721DS (IPS) is not suitable for digital photo editing.
Key similarities
Productivity
5.8
5.9
2560 x 1440
RESOLUTION
2560 x 1440
111 PPI
PIXELS PER INCH
109 PPI
Yes
ADJUSTABLE STAND
No
Matte
COATING
Matte
The Dell S2721DS (IPS) and Asus PG27AQDM (W-OLED) are both poor for productivity.
HDR Video Editing and Color Grading
No
No
Both the Asus PG27AQDM (W-OLED) and Dell S2721DS (IPS) are not suitable for HDR video editing and color grading.
Print Photo Editing
No
No
Both the Asus PG27AQDM (W-OLED) and Dell S2721DS (IPS) are not suitable for print photo editing.
Give feedback
We’re constantly working to improve.
How the Asus PG27AQDM (W-OLED) and the Dell S2721DS (IPS) compare to other monitors
Spec Comparison
 |  | |
| Asus PG27AQDM (W-OLED) | Dell S2721DS (IPS) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$899 | $309 | ||
Screen Size | |||
Screen Size | 27" | 27" | |
Resolution | |||
Resolution | 2560 x 1440 | 2560 x 1440 | |
Screen Type | |||
Screen Type | OLED | LED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | IPS | |
Refresh Rate | |||
Refresh Rate | 240Hz | 75Hz | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | 1015:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 162 nits | 334 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 963 nits | N/A | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | No | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 98.6 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.8 ms | 17.4 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 240 Hz | 48 - 75 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 5.2/10 | |
Ghosting Score | |||
Ghosting Score | 9.1/10 | 6/10 | |
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 | 7/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.2/10 | 7/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 1 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 2 | 0 | |
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 | 1 | |
Shopping
Asus PG27AQDM (W-OLED)
See more
Dig into reviews and images
Tom's Hardware
Christian Eberle | April 2023
"It’s hard to find any fault with the Asus ROG Swift PG27AQDM. Yes it’s expensive, but it’s incredibly good. With a stunning image and next-level video performance, it’s one of the very best gaming monitors I’ve ever reviewed."
Dell S2721DS (IPS)
See more
Dig into reviews and images
Tech Radar
Ural Garrett | November 2021
"General users or casual PC gamers in need of a solid and affordable QHD monitor with a few extras may walk away satisfied with the Dell S2721D."
Give feedback
We're constantly perfecting our model
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This information was produced and vetted by the PerfectRec monitors team. We are a product research and recommendation organization that meticulously reviews and evaluates the latest monitor information and makes it digestible for you.
By the numbers
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About the monitor team
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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