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- Table of Contents
- Top
- Main Differences
- Design
- Picture Quality
- Motion
- Inputs
- Features
- Comments
ASUS ProArt Display PA278QV vs Dell S2721QS
Side-by-Side Comparison
Products
ASUS ProArt Display PA278QV
Dell S2721QS
Tested using Methodology v1.2
Updated May 31, 2024 06:24 PM
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Walmart.comTested using Methodology v2.0.1
Updated Apr 24, 2025 05:20 PM
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Max Refresh Rate75 Hz
Size27"
Pixel TypeIPS
Native Resolution2560 x 1440
Variable Refresh RateYes
HDR10No
Max Refresh Rate60 Hz
Size27"
Pixel TypeIPS
Native Resolution3840 x 2160
Variable Refresh RateYes
HDR10Yes
Variants
- ProArt Display PA278QV (27")
- S2721QS (27")
Our Verdict
ASUS ProArt Display PA278QV
Dell S2721QS
The ASUS ProArt Display PA278QV and the Dell S2721QS are both great productivity monitors. The main difference is that the ASUS has a 1440p resolution, while the Dell is 4k. The ASUS has USB ports, and its faster 75Hz refresh rate provides a slightly more responsive desktop experience. On the other hand, the Dell has a Picture-in-Picture mode and supports HDR.
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27"
ProArt Display PA278QV
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S2721QS
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ProArt Display PA278QV
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Amazon.com27"
S2721QS
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Amazon.com27"
ProArt Display PA278QV
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ProArt Display PA278QV
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ProArt Display PA278QV
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ProArt Display PA278QV
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ProArt Display PA278QV
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ProArt Display PA278QV
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Amazon.comMain Differences forMixed Usage
Mixed Usage
Threshold
Mixed Usage
7.0
Full Comparison
Design
Style
Design Picture
Curved
No
No
Curve Radius
Not Curved
Not Curved
Accelerated Longevity Test
Uniformity Pictures
Longevity Graph
Build Quality
7.5
7.5
Build Quality Picture
Ergonomics
10
8.8
Ergonomics Picture
Back Picture
Height Adjustment
5.9" (15.0 cm)
4.3" (11.0 cm)
Min Height To Top Of Panel
15.4" (39.0 cm)
Tilt Range
-35° to 5°
-20° to 2.5°
Rotate Portrait/Landscape
Yes, Both Ways
Yes, Both Ways
Swivel Range
-90° to 90°
-30° to 30°
Wall Mount
VESA 100x100
VESA 100x100
Stand
Stand Picture
Thickness Picture
Base Width
10.3" (26.2 cm)
10.2" (25.9 cm)
Base Depth
8.9" (22.5 cm)
6.9" (17.6 cm)
Thickness (With Display)
6.9" (17.4 cm)
5.1" (13.0 cm)
Weight (With Display)
16.5 lbs (7.5 kg)
13.9 lbs (6.3 kg)
Display
Display Picture
Size
27"
27"
Housing Width
24.2" (61.5 cm)
24.1" (61.2 cm)
Housing Height
14.7" (37.3 cm)
14.3" (36.3 cm)
Thickness (Without Stand)
2.1" (5.4 cm)
2.0" (5.2 cm)
Weight (Without Stand)
10.4 lbs (4.7 kg)
10.6 lbs (4.8 kg)
Borders Size (Bezels)
0.3" (0.8 cm)
0.3" (0.7 cm)
Controls
Controls Picture
In The Box
In The Box Picture
Power Supply
Internal
Internal
Picture Quality
Contrast
6.2
6.3
Checkerboard Picture
Native Contrast
1,114 : 1
1,221 : 1
Contrast With Local Dimming
N/A
N/A
Local Dimming
0.0
0.0
Local Dimming Video
Local Dimming
No
No
Backlight
Edge
Edge
SDR Brightness
8.3
8.0
Real Scene
417 cd/m²
362 cd/m²
Peak 2% Window
444 cd/m²
369 cd/m²
Peak 10% Window
446 cd/m²
370 cd/m²
Peak 25% Window
446 cd/m²
371 cd/m²
Peak 50% Window
447 cd/m²
373 cd/m²
Peak 100% Window
447 cd/m²
374 cd/m²
Sustained 2% Window
444 cd/m²
368 cd/m²
Sustained 10% Window
445 cd/m²
369 cd/m²
Sustained 25% Window
445 cd/m²
371 cd/m²
Sustained 50% Window
446 cd/m²
372 cd/m²
Sustained 100% Window
446 cd/m²
373 cd/m²
Automatic Brightness Limiting (ABL)
0.000
0.001
Minimum Brightness
55 cd/m²
32 cd/m²
HDR Brightness
0.0
6.6
EOTF
VESA DisplayHDR Certification
No Certification
No Certification
Real Scene
N/A
370 cd/m²
Peak 2% Window
N/A
387 cd/m²
Peak 10% Window
N/A
386 cd/m²
Peak 25% Window
N/A
386 cd/m²
Peak 50% Window
N/A
385 cd/m²
Peak 100% Window
N/A
385 cd/m²
Sustained 2% Window
N/A
386 cd/m²
Sustained 10% Window
N/A
386 cd/m²
Sustained 25% Window
N/A
385 cd/m²
Sustained 50% Window
N/A
385 cd/m²
Sustained 100% Window
N/A
384 cd/m²
Automatic Brightness Limiting (ABL)
N/A
0.000
Horizontal Viewing Angle
8.2
8.1
Horizontal Viewing Angle Video
Horizontal Chroma Graph
Color Washout From Left
44°
40°
Color Washout From Right
44°
44°
Horizontal Hue Graph
Color Shift From Left
61°
58°
Color Shift From Right
62°
62°
Horizontal Lightness Graph
Brightness Loss From Left
52°
44°
Brightness Loss From Right
52°
48°
Black Level Raise From Left
70°
70°
Black Level Raise From Right
70°
70°
Gamma Shift From Left
41°
42°
Gamma Shift From Right
43°
44°
Vertical Viewing Angle
8.8
8.3
Vertical Viewing Angle Video
Vertical Chroma Graph
Color Washout From Below
53°
35°
Color Washout From Above
58°
37°
Vertical Hue Graph
Color Shift From Below
61°
61°
Color Shift From Above
68°
62°
Vertical Lightness Graph
Brightness Loss From Below
52°
38°
Brightness Loss From Above
56°
38°
Black Level Raise From Below
70°
70°
Black Level Raise From Above
70°
70°
Gamma Shift From Below
45°
60°
Gamma Shift From Above
55°
67°
Gray Uniformity
8.4
7.8
50% Uniformity Picture
50% Std. Dev.
2.655%
4.171%
50% DSE
0.122%
0.142%
Black Uniformity
6.2
7.1
Native Black Uniformity Picture
Native Std. Dev.
1.874%
1.208%
Black Uniformity Picture With Local Dimming
Std. Dev. w/ L.D.
N/A
N/A
Color Accuracy (Pre-Calibration)
8.9
7.0
Pre Calibration Picture
Pre Gamma Curve Picture
Pre Color Picture
Picture Mode
sRGB
Custom Color
sRGB Gamut Area xy
102.5%
116.9%
White Balance dE (Avg.)
2.21
3.02
Color Temperature (Avg.)
6,608 K
6,926 K
Gamma (Avg.)
2.25
2.39
Color dE (Avg.)
1.60
3.15
Contrast Setting
N/A
75
RGB Settings
Default
100-100-100
Gamma Setting
Default
No Gamma Setting
Brightness Setting
N/A
75
Measured Brightness
123 cd/m²
334 cd/m²
Brightness Locked
Yes
No
Color Accuracy (Post-Calibration)
9.8
9.6
Post Calibration Picture
Post Gamma Curve Picture
Post Color Picture
Picture Mode
User 1
Custom Color
sRGB Gamut Area xy
100.1%
102.5%
White Balance dE (Avg.)
0.51
0.59
Color Temperature (Avg.)
6,479 K
6,535 K
Gamma (Avg.)
2.18
2.17
Color dE (Avg.)
0.22
0.57
Contrast Setting
80
71
RGB Settings
50-44-46
100-97-97
Gamma Setting
2.2
No Gamma Setting
Brightness Setting
8
20
Measured Brightness
103 cd/m²
99 cd/m²
SDR Color Gamut
8.7
9.4
sRGB Color Gamut Picture
sRGB Coverage xy
95.8%
100.0%
sRGB Picture Mode
User 1
Custom Color
Adobe RGB Color Gamut Picture
Adobe RGB Coverage xy
74.5%
80.5%
Adobe RGB Picture Mode
User 1
Custom Color
HDR Color Gamut
0.0
7.2
Wide Color Gamut
N/A
Yes
DCI-P3 Color Gamut Picture
DCI-P3 Coverage xy
N/A
85.2%
DCI-P3 Picture Mode
No HDR
Desktop
Rec. 2020 Color Gamut Picture
Rec. 2020 Coverage xy
N/A
61.1%
Rec. 2020 Picture Mode
No HDR
Desktop
HDR Color Volume
0.0
6.7
DCI-P3 Color Volume ITP Picture
1,000 cd/m² DCI-P3 Coverage ICtCp
N/A
56.3%
DCI-P3 Picture Mode
No HDR
Desktop
Rec. 2020 Color Volume ITP Picture
10,000 cd/m² Rec. 2020 Coverage ICtCp
N/A
24.1%
Rec. 2020 Picture Mode
No HDR
Desktop
Text Clarity
7.0
9.0
ClearType On
ClearType Off
Pixel Type
IPS
IPS
Pixels
Subpixel Layout
RGB
RGB
Reflections
7.9
7.8
Average Room
Average Room Off Picture
Bright Room Off Picture
Screen Finish
Matte
Matte
Total Reflections
4.5%
4.5%
Indirect Reflections
2.8%
2.5%
Calculated Direct Reflections
1.8%
2.0%
Gradient
8.6
9.8
Gradient Picture
Color Depth
8 Bit
10 Bit
SDR Color Volume
9.2
sRGB Color Volume ITP Picture
sRGB In ICtCp
94.9%
sRGB Picture Mode
User 1
Adobe RGB Color Volume ITP Picture
Adobe RGB In ICtCp
79.1%
Adobe RGB Picture Mode
User 1
Motion
Refresh Rate
6.7
6.0
Native Refresh Rate
75 Hz
60 Hz
Max Refresh Rate
75 Hz
60 Hz
Max Refresh Rate Over DP
75 Hz
60 Hz
Max Refresh Rate Over HDMI
75 Hz
60 Hz
Max Refresh Rate Over DP @ 10-bit
N/A
60 Hz
Max Refresh Rate Over HDMI @ 10-Bit
N/A
30 Hz
Variable Refresh Rate (VRR)
Variable Refresh Rate
Yes
Yes
FreeSync
Compatible (Tested)
Yes
G-SYNC
Compatible (Tested)
Compatible (Tested)
VRR Maximum
75 Hz
60 Hz
VRR Minimum
48 Hz
40 Hz
VRR Supported Connectors
DisplayPort, HDMI
DisplayPort
VRR Motion Performance
5.3
Pursuit Photo VRR
OD Mode CAD Comparison
Recommended VRR OD Setting
Normal
Variable Overdrive Advertised
No
Avg. CAD
373
Best CAD
373
Worst CAD
373
Refresh Rate Compliance
3.9
Fast GTG Sequence
VRR Compliance
Compliance @ Max Hz
59%
Compliance @ 120 FPS
N/A
Compliance @ 60 FPS
59%
Response Time @ 60Hz
6.6
Motion Blur Picture
Response Time Table
Recommended Overdrive Setting
40
Normal
Rise / Fall Time
8.5 ms
15.2 ms
Total Response Time
14.8 ms
15.2 ms
Overshoot Error
0.3%
0 RGB
Worst 3 Rise / Fall Time
11.4 ms
25.0 ms
Worst 3 Total Response Time
20.8 ms
25.0 ms
Worst 3 Overshoot Error
1.6%
0 RGB
CAD @ Max Refresh Rate
4.8
Pursuit Photo At Max Refresh
CAD Heatmap At Max Refresh
OD Transition Max Refresh Rate
OD extreme
0 to 31
Recommended Overdrive Setting
Normal
Avg. CAD
373
Best 10% CAD
215
Worst 10% CAD
583
Response Time @ Max Refresh Rate
First Response Time
7.1 ms
15.2 ms
Total Response Time
13.5 ms
15.2 ms
Recommended Overdrive Setting
60
Normal
Motion Blur Picture
RGB Overshoot
1.7%
0 RGB
Worst 10% RGB Overshoot
5.4%
0 RGB
Worst 10% First Response Time
9.0 ms
25.0 ms
Worst 10% Total Response Time
21.0 ms
25.0 ms
Heatmap First Response
Heatmap Total Response
Heatmap RGB Overshoot
Response Time Table
CAD @ 120Hz
0.0
Pursuit Photo 120Hz
CAD Heatmap 120Hz
OD Transition 120Hz
-
0 to 31
Recommended Overdrive Setting
No 120Hz Refresh Rate
Avg. CAD
N/A
Best 10% CAD
N/A
Worst 10% CAD
N/A
Response Time @ 120Hz
Worst 10% First Response Time
N/A
N/A
RGB Overshoot
N/A
N/A
Total Response Time
N/A
N/A
First Response Time
N/A
N/A
Recommended Overdrive Setting
No 120Hz Refresh Rate
No 120Hz Refresh Rate
Worst 10% Total Response Time
N/A
N/A
Worst 10% RGB Overshoot
N/A
N/A
120Hz First Response Heatmap
120Hz Total Response Heatmap
120Hz Heatmap RGB Overshoot
Motion Blur Picture
Response Time Table
CAD @ 60Hz
4.8
Pursuit Photo 60Hz
CAD Heatmap 60Hz
OD Transition 60Hz
OD extreme
0 to 31
Recommended Overdrive Setting
Normal
Avg. CAD
373
Best 10% CAD
215
Worst 10% CAD
583
Response Time @ 60Hz
Recommended Overdrive Setting
40
Normal
First Response Time
8.5 ms
15.2 ms
Total Response Time
14.8 ms
15.2 ms
RGB Overshoot
0.3%
0 RGB
Worst 10% Total Response Time
20.8 ms
25.0 ms
Worst 10% First Response Time
11.4 ms
25.0 ms
Worst 10% RGB Overshoot
1.6%
0 RGB
60Hz First Response Heatmap
60Hz Total Response Heatmap
60Hz RGB Overshoot Heatmap
Backlight Strobing (BFI)
Backlight Strobing Picture
Backlight Strobing Frequency Picture
Backlight Strobing (BFI)
Yes
No BFI
Maximum Frequency
75 Hz
N/A
Minimum Frequency
75 Hz
N/A
Longest Pulse Width Brightness
37 cd/m²
N/A
Shortest Pulse Width Brightness
73 cd/m²
N/A
Pulse Width Control
Limited
No BFI
Pulse Phase Control
No
No BFI
Pulse Amplitude Control
No
No BFI
VRR At The Same Time
No
No BFI
VRR Flicker
9.4
VRR Flicker Video
VRR Flicker Graph
Dark Gray Flicker
0.5 RGB
Middle Gray Flicker
0.3 RGB
Light Gray Flicker
0.1 RGB
Image Flicker
10
10
Backlight Picture
Flicker-Free
Yes
Yes
PWM Dimming Frequency
>1000 Hz
0 Hz
Inputs
Input Lag
8.4
8.3
Native Resolution @ Max Hz
7.0 ms
8.7 ms
Native Resolution @ 120Hz
N/A
N/A
Native Resolution @ 60Hz
8.6 ms
8.7 ms
Backlight Strobing (BFI)
14.3 ms
N/A
Resolution
8.0
8.8
Native Resolution
2560 x 1440
3840 x 2160
Aspect Ratio
16:9
16:9
Megapixels
3.7 MP
8.3 MP
Pixel Density
109 PPI
163 PPI
Measured Screen Diagonal
27.0"
Screen Area
310 in²
PS5 Compatibility
2.0
2.3
PS5 Compatibility Photo
PS5 Compatibility Table
4k @ 120Hz
No
No
4k @ 60Hz
No
Yes
1440p @ 120Hz
No
No
1440p @ 60Hz
Yes
Yes
1080p @ 120Hz
No
No
1080p @ 60Hz
Yes
Yes
HDR
No
VRR
No
Xbox Series X|S Compatibility
2.5
3.9
XSX Compatibility Photo
XSX Compatibility Table
4k @ 120Hz
No
No
4k @ 60Hz
No
Yes
1440p @ 120Hz
No
No
1440p @ 60Hz
Yes
Yes
1080p @ 120Hz
No
No
1080p @ 60Hz
Yes
Yes
HDR
No
VRR
No
Inputs Photos
Inputs 1
Inputs 2
Video And Audio Ports
DisplayPort
1 (DP 1.2)
1 (DP 1.2)
DisplayPort Transmission Bandwidth
No DisplayPort 2.1
Mini DisplayPort
1 (DP 1.2)
No
HDMI
1 (HDMI 1.4)
2 (HDMI 2.0)
HDMI 2.1 Bandwidth
No HDMI 2.1
No HDMI 2.1
DVI
1 (DVI-D, dual link)
No
VGA
No
No
Daisy Chaining
No
No
3.5mm Audio Out
1
1
HDR10
No
Yes
3.5mm Audio In
1
No
3.5mm Microphone In
No
No
USB
USB-A Ports
4
0
USB-A Rated Speed
5Gbps (USB 3.2 Gen 1)
No USB-A Ports
USB-B Upstream Port
Yes
No
USB-C Ports
0
0
USB-C Upstream
No USB-C Ports
No USB-C Ports
USB-C Rated Speed
No USB-C Ports
No USB-C Ports
USB-C Power Delivery
No USB-C Ports
No USB-C Ports
USB-C DisplayPort Alt Mode
No USB-C Ports
No USB-C Ports
Thunderbolt
No
No
macOS Compatibility
macOS Screenshot
Features
Additional Features
Speakers
Yes
Yes
RGB Illumination
No
No
Multiple Input Display
No
PIP + PBP
KVM Switch
No
No
On-Screen Display (OSD)
OSD Picture
Check Price
27"
ProArt Display PA278QV
SEE PRICE
Walmart.com27"
S2721QS
SEE PRICE
Amazon.com27"
ProArt Display PA278QV
SEE PRICE
Amazon.com27"
S2721QS
SEE PRICE
Amazon.com27"
ProArt Display PA278QV
SEE PRICE
Amazon.com27"
ProArt Display PA278QV
SEE PRICE
Amazon.com27"
ProArt Display PA278QV
SEE PRICE
Amazon.com27"
ProArt Display PA278QV
SEE PRICE
BestBuy.com27"
ProArt Display PA278QV
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Amazon.com27"
ProArt Display PA278QV
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Amazon.com27"
ProArt Display PA278QV
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Amazon.com27"
ProArt Display PA278QV
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Amazon.com27"
ProArt Display PA278QV
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Amazon.com
ASUS ProArt Display PA278QV
Dell S2721QS
Comments
ASUS ProArt Display PA278QV vs Dell S2721QS: Main Discussion
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