A comparison of specs, key information, reviews, and best pricing from top retailers
Last updated -- hours ago | Report incorrect information
Company ProductName Specs
Company ProductName Specs
What we think
The PerfectRec monitor team Learn more
Updated April 11, 2024·
If you prioritize high refresh rates and competitive gaming, the Corsair Xeneon 27QHD240 is an excellent choice with its fast response time and very high refresh options, but its smaller screen and aspect ratio might limit productivity and media immersion. On the other hand, the Dell Alienware AW3423DWF offers a wider, curved display which can enhance immersion for media and provide more screen real estate for productivity, but it has a lower refresh limit. Both monitors are suitable for color-critical work and HDR gaming, although the Corsair's peak brightness is higher, which could enhance HDR content slightly more. For a balance of media consumption and productivity with competitive gaming as a secondary consideration, the Dell might be the better choice. If gaming performance is paramount, especially in fast-paced scenarios, you might favor the Corsair. 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)
- Very good for competitive gaming
- Very good refresh rate
Advantages of the Dell Alienware AW3423DWF (QD-OLED)
- Excellent for media consumption
- Best in class color volume
Key differences
Competitive Gaming
8.9
5.0
240Hz
REFRESH RATE
165Hz
1.1 ms
TOTAL RESPONSE TIME
1.4 ms
20 - 240 Hz
VARIABLE REFRESH RATE
20 - 165 Hz
No
STROBING / BFI
No
113 nits
SDR PEAK BRIGHTNESS
240 nits
The Corsair Xeneon 27QHD240 (W-OLED) is very good for competitive gaming, while the Dell Alienware AW3423DWF (QD-OLED) is poor.
Media Consumption
7.5
9.4
2560 x 1440
RESOLUTION
3440 x 1440
Inf:1
NATIVE CONTRAST
Inf:1
113 nits
SDR PEAK BRIGHTNESS
240 nits
639 nits
HDR PEAK BRIGHTNESS
459 nits
Matte
COATING
Glossy
The Dell Alienware AW3423DWF (QD-OLED) is excellent for media consumption, while the Corsair Xeneon 27QHD240 (W-OLED) is good.
Key similarities
Casual Gaming
9.5
9.5
2560 x 1440
RESOLUTION
3440 x 1440
240Hz
REFRESH RATE
165Hz
Inf:1
NATIVE CONTRAST
Inf:1
113 nits
SDR PEAK BRIGHTNESS
240 nits
639 nits
HDR PEAK BRIGHTNESS
459 nits
97.3 %
DCI-P3 COLOR GAMUT
99.5 %
Matte
COATING
Glossy
The Dell Alienware AW3423DWF (QD-OLED) and Corsair Xeneon 27QHD240 (W-OLED) are both best in class for casual gaming.
Productivity
5.7
5.7
2560 x 1440
RESOLUTION
3440 x 1440
110 PPI
PIXELS PER INCH
110 PPI
Yes
ADJUSTABLE STAND
Yes
Matte
COATING
Glossy
The Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3423DWF (QD-OLED) are both poor for productivity.
Cost
$900
$900
$400
$600
$800
$1,000
$1,200
$1,400
The Corsair Xeneon 27QHD240 (W-OLED) has a price of $900 and the Dell Alienware AW3423DWF (QD-OLED) costs $900.
HDR Gaming and Media Consumption
Yes
Yes
Both the Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3423DWF (QD-OLED) are suitable for HDR gaming and media consumption.
Digital Photo Editing
Yes
Yes
Both the Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3423DWF (QD-OLED) are suitable for digital photo editing.
HDR Video Editing and Color Grading
No
No
Both the Corsair Xeneon 27QHD240 (W-OLED) and Dell Alienware AW3423DWF (QD-OLED) 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 AW3423DWF (QD-OLED) are not suitable for print photo editing.
Give feedback
We’re constantly working to improve.
How the Corsair Xeneon 27QHD240 (W-OLED) and the Dell Alienware AW3423DWF (QD-OLED) compare to other monitors
Spec Comparison
 |  | |
| Corsair Xeneon 27QHD240 (W-OLED) | Dell Alienware AW3423DWF (QD-OLED) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$900 | $900 | ||
Screen Size | |||
Screen Size | 27" | 34" | |
Resolution | |||
Resolution | 2560 x 1440 | 3440 x 1440 | |
Screen Type | |||
Screen Type | OLED | OLED | |
Screen Sub-type | |||
Screen Sub-type | W-OLED | QD-OLED | |
Refresh Rate | |||
Refresh Rate | 240Hz | 165Hz | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | Inf:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 113 nits | 240 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 639 nits | 459 nits | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | Yes | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 99.1 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.1 ms | 1.4 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 240 Hz | 20 - 165 Hz | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 8/10 | 7.1/10 | |
Ghosting Score | |||
Ghosting Score | 9.6/10 | 9.5/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 110 PPI | 110 PPI | |
Coating | |||
Coating | Matte | Glossy | |
Text Clarity Score | |||
Text Clarity Score | 6.6/10 | 6.6/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.1/10 | 7.1/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 0 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 2 | 1 | |
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 AW3423DWF (QD-OLED)
See more
Dig into reviews and images
PC Gamer
Jeremy Laird | May 2023
"It may seem like a minor tweak, but the addition of a glossy anti-glare coating makes all the difference. It really lets the OLED panel rip. That this revised "F" model is also cheaper than the OG Alienware OLED and the similarly glossy Philips competition seals the deal. This is our new favourite among the OLED monitor massive."
Give feedback
We're constantly perfecting our model
More comparisons for you
Compare Corsair Xeneon 27QHD240 (W-OLED) vs. Dell Alienware AW2725DF (QD-OLED)
VS
Compare Corsair Xeneon 27QHD240 (W-OLED) vs. LG 27GS95QE (W-OLED)
VS
Compare Corsair Xeneon 27QHD240 (W-OLED) vs. Cooler Master GZ2711 (W-OLED)
VS
Compare Dell Alienware AW3423DWF (QD-OLED) vs. MSI MAG 321UPX (QD-OLED)
VS
Compare Dell Alienware AW3423DWF (QD-OLED) vs. ViewSonic XG272 2K OLED (W-OLED)
VS
Compare Dell Alienware AW3423DWF (QD-OLED) vs. Asus PG27AQDM (W-OLED)
VS
FAQs
Why trust us
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
210
Monitors evaluated
10,500
Monitors stats compiled
15
Proprietary Monitors ratings developed
126,800
Recommendations made
19,020
Consumer hours saved
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.
Featured in
