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What we think
The PerfectRec monitor team Learn more
Updated April 11, 2024·
If you prioritize a premium gaming experience with deep blacks and a high refresh rate for smooth motion, the Dell Alienware with OLED technology excels, especially in HDR gaming and media consumption. However, if your focus is on productivity or digital photo editing, the LG DualUp's unique screen size and aspect ratio offer more vertical space for documents and editing interfaces. The LG is also less expensive, but doesn't offer the same gaming performance or contrast as the Dell. For casual use and viewing content, the LG DualUp is sufficient, but for immersive gaming and vibrant HDR content, the Dell Alienware is superior. 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 Dell Alienware AW3423DW (QD-OLED)
- Best in class for casual gaming
- Best in class for media consumption
- Good refresh rate
- Best in class contrast
- Best in class color volume
- Best in class response time
Advantages of the LG DualUp 28MQ780 (IPS)
- Good for productivity
- Good text clarity
Key differences
Casual Gaming
9.5
5.8
3440 x 1440
RESOLUTION
2560 x 2880
175Hz
REFRESH RATE
60Hz
Inf:1
NATIVE CONTRAST
1000:1
243 nits
SDR PEAK BRIGHTNESS
300 nits
474 nits
HDR PEAK BRIGHTNESS
Unknown
99.4 %
DCI-P3 COLOR GAMUT
98.0 %
Glossy
COATING
Matte
The Dell Alienware AW3423DW (QD-OLED) is best in class for casual gaming, while the LG DualUp 28MQ780 (IPS) is poor.
Productivity
5.7
7.7
3440 x 1440
RESOLUTION
2560 x 2880
110 PPI
PIXELS PER INCH
139 PPI
Yes
ADJUSTABLE STAND
Yes
Glossy
COATING
Matte
The LG DualUp 28MQ780 (IPS) is good for productivity, while the Dell Alienware AW3423DW (QD-OLED) is poor.
Media Consumption
9.5
6.5
3440 x 1440
RESOLUTION
2560 x 2880
Inf:1
NATIVE CONTRAST
1000:1
243 nits
SDR PEAK BRIGHTNESS
300 nits
474 nits
HDR PEAK BRIGHTNESS
Unknown
Glossy
COATING
Matte
The Dell Alienware AW3423DW (QD-OLED) is best in class for media consumption, while the LG DualUp 28MQ780 (IPS) is only fair.
Cost
$870
$700
$200
$400
$600
$800
$1,000
$1,200
$1,400
The Dell Alienware AW3423DW (QD-OLED) has a price of $870 and the LG DualUp 28MQ780 (IPS) costs $700.
HDR Gaming and Media Consumption
Yes
No
The Dell Alienware AW3423DW (QD-OLED) is suitable for HDR gaming and media consumption while the LG DualUp 28MQ780 (IPS) is not suitable for HDR gaming and media consumption.
Key similarities
Competitive Gaming
5.1
4.9
175Hz
REFRESH RATE
60Hz
1.4 ms
TOTAL RESPONSE TIME
10.0 ms
20 - 175 Hz
VARIABLE REFRESH RATE
N/A
No
STROBING / BFI
No
243 nits
SDR PEAK BRIGHTNESS
300 nits
The Dell Alienware AW3423DW (QD-OLED) and LG DualUp 28MQ780 (IPS) are both poor for competitive gaming.
Digital Photo Editing
Yes
Yes
Both the Dell Alienware AW3423DW (QD-OLED) and LG DualUp 28MQ780 (IPS) are suitable for digital photo editing.
HDR Video Editing and Color Grading
No
No
Both the Dell Alienware AW3423DW (QD-OLED) and LG DualUp 28MQ780 (IPS) are not suitable for HDR video editing and color grading.
Print Photo Editing
No
No
Both the Dell Alienware AW3423DW (QD-OLED) and LG DualUp 28MQ780 (IPS) are not suitable for print photo editing.
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We’re constantly working to improve.
How the Dell Alienware AW3423DW (QD-OLED) and the LG DualUp 28MQ780 (IPS) compare to other monitors
Spec Comparison
 |  | |
| Dell Alienware AW3423DW (QD-OLED) | LG DualUp 28MQ780 (IPS) |
GENERAL | |||
|---|---|---|---|
| Price | |||
$870 | $700 | ||
Screen Size | |||
Screen Size | 34" | 28" | |
Resolution | |||
Resolution | 3440 x 1440 | 2560 x 2880 | |
Screen Type | |||
Screen Type | OLED | LED | |
Screen Sub-type | |||
Screen Sub-type | QD-OLED | IPS | |
Refresh Rate | |||
Refresh Rate | 175Hz | 60Hz | |
COLOR, CONTRAST & BRIGHTNESS | |||
|---|---|---|---|
Native Contrast | |||
Native Contrast | Inf:1 | 1000:1 | |
SDR Peak Brightness | |||
SDR Peak Brightness | 243 nits | 300 nits | |
HDR Peak Brightness | |||
HDR Peak Brightness | 474 nits | Unknown | |
Suitable for HDR Gaming and Media Consumption | |||
Suitable for HDR Gaming and Media Consumption | Yes | No | |
sRGB Color Gamut | |||
sRGB Color Gamut | 100 % | 100 % | |
MOTION CHARACTERISTICS | |||
|---|---|---|---|
Total Response Time | |||
Total Response Time | 1.4 ms | 10 ms | |
Variable Refresh Rate | |||
Variable Refresh Rate | 20 - 175 Hz | N/A | |
Strobing / BFI | |||
Strobing / BFI | No | No | |
Persistence Blur Score | |||
Persistence Blur Score | 7.2/10 | 5/10 | |
Ghosting Score | |||
Ghosting Score | 9.5/10 | 7.1/10 | |
TEXT & IMAGE CLARITY | |||
|---|---|---|---|
Pixels Per Inch | |||
Pixels Per Inch | 110 PPI | 139 PPI | |
Coating | |||
Coating | Glossy | Matte | |
Text Clarity Score | |||
Text Clarity Score | 6.6/10 | 7.9/10 | |
Image Clarity Score | |||
Image Clarity Score | 7.1/10 | 7.9/10 | |
PORTS & CONNECTIVITY | |||
|---|---|---|---|
HDMI 1.4 Ports | |||
HDMI 1.4 Ports | 0 | 0 | |
HDMI 2.0 Ports | |||
HDMI 2.0 Ports | 2 | 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 AW3423DW (QD-OLED)
See more
Dig into reviews and images
Tom's Hardware
Christian Eberle | April 2022
"Alienware has brought the best display technology to the desktop with its AW3423DW. With infinite contrast and a huge color gamut, it boasts a stunning image with accurate color and no need for calibration. Gaming performance is superb with smooth motion processing and quick response. This monitor truly raises the bar."
Give feedback
We're constantly perfecting our model
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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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