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What we think
The PerfectRec monitor team Learn more
Updated April 11, 2024·
If you prioritize competitive gaming with high refresh rates and low response times, the Corsair Xeneon 27QHD240 with its OLED panel will excel, but it's less suited for productivity due to its smaller size and poorer text quality. On the other hand, the Dell Alienware AW3821DW provides a larger screen and better text clarity, making it more comfortable for productivity and enjoying media. It's not as strong for HDR gaming as the Corsair, and while it's good for casual gaming, it won't match the Corsair's performance for fast-paced competitive games. Choose the Corsair for top-tier gaming, or the Dell for a balanced mix of productivity and casual gaming experiences. 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 Corsair Xeneon 27QHD240 (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
- Best in class response time
Advantages of the Dell Alienware AW3821DW (IPS)
- Good text clarity
- Good brightness
Key differences
Casual Gaming
9.5
6.0
2560 x 1440
RESOLUTION
3840 x 1600
240Hz
REFRESH RATE
144Hz
Inf:1
NATIVE CONTRAST
883:1
113 nits
SDR PEAK BRIGHTNESS
495 nits
639 nits
HDR PEAK BRIGHTNESS
660 nits
97.3 %
DCI-P3 COLOR GAMUT
95.6 %
Matte
COATING
Matte
The Corsair Xeneon 27QHD240 (W-OLED) is best in class for casual gaming, while the Dell Alienware AW3821DW (IPS) is only fair.
Competitive Gaming
8.9
4.5
240Hz
REFRESH RATE
144Hz
1.1 ms
TOTAL RESPONSE TIME
10.8 ms
20 - 240 Hz
VARIABLE REFRESH RATE
20 - 144 Hz
No
STROBING / BFI
No
113 nits
SDR PEAK BRIGHTNESS
495 nits
The Corsair Xeneon 27QHD240 (W-OLED) is very good for competitive gaming, while the Dell Alienware AW3821DW (IPS) is poor.
Productivity
5.7
6.6
2560 x 1440
RESOLUTION
3840 x 1600
110 PPI
PIXELS PER INCH
111 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Matte
The Dell Alienware AW3821DW (IPS) is only fair for productivity, while the Corsair Xeneon 27QHD240 (W-OLED) is poor.
Media Consumption
7.5
6.2
2560 x 1440
RESOLUTION
3840 x 1600
Inf:1
NATIVE CONTRAST
883:1
113 nits
SDR PEAK BRIGHTNESS
495 nits
639 nits
HDR PEAK BRIGHTNESS
660 nits
Matte
COATING
Matte
The Corsair Xeneon 27QHD240 (W-OLED) is good for media consumption, while the Dell Alienware AW3821DW (IPS) is only fair.
Cost
$900
$749
$200
$400
$600
$800
$1,000
$1,200
$1,400
The Corsair Xeneon 27QHD240 (W-OLED) has a price of $900 and the Dell Alienware AW3821DW (IPS) costs $749.
HDR Gaming and Media Consumption
Yes
No
The Corsair Xeneon 27QHD240 (W-OLED) is suitable for HDR gaming and media consumption while the Dell Alienware AW3821DW (IPS) is not suitable for HDR gaming and media consumption.
Key similarities
Digital Photo Editing
Yes
Yes
Both the Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3821DW (IPS) are suitable for digital photo editing.
HDR Video Editing and Color Grading
No
No
Both the Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3821DW (IPS) are not suitable for HDR video editing and color grading.
Print Photo Editing
No
No
Both the Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3821DW (IPS) are not suitable for print photo editing.
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We’re constantly working to improve.
How the Corsair Xeneon 27QHD240 (W-OLED) and the Dell Alienware AW3821DW (IPS) compare to other monitors
Spec Comparison
 |  | |
| Corsair Xeneon 27QHD240 (W-OLED) | Dell Alienware AW3821DW (IPS) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$900 | $749 | ||
Screen Size | |||
Screen Size | 27" | 38" | |
Resolution | |||
Resolution | 2560 x 1440 | 3840 x 1600 | |
Screen Type | |||
Screen Type | OLED | LED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | IPS | |
Local Dimming Zones | |||
Local Dimming Zones | N/A | 32 | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | 883:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 113 nits | 495 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 639 nits | 660 nits | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | No | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 133 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.1 ms | 10.8 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 240 Hz | 20 - 144 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 6.6/10 | |
Ghosting Score | |||
Ghosting Score | 9.6/10 | 7/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 110 PPI | 111 PPI | |
Coating | |||
Coating | Matte | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.6/10 | 7.2/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.1/10 | 7.2/10 | |
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 | |
Shopping
Dell Alienware AW3821DW (IPS)
See more
Dig into reviews and images
Tom's Hardware
Christian Eberle | April 2021
"The Alienware AW3821DW isn’t perfect, but right now, it’s the best value in 38-inch ultrawide gaming monitors. It delivers a solid gaming experience with a bright and saturated image that’s color-accurate. With premium styling and build quality, it’s sure to satisfy gamers looking for a jumbo display."
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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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