Comparison between:
- 31.5" Dell SE3223Q
- 31.5" Dell S3221QS
- 31.5" BenQ EW3270U

Brand, series, model

Information about the brand, series, model and model aliases.

Dell SE3223QDell S3221QSBenQ EW3270U
Dell SE3223QDell S3221QSBenQ EW3270U
Model year202220202018

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class31.5 in31.5 in31.5 in
Diagonal812.87 mm
81.287 cm
32.0028 in
2.6669 ft
800.1 mm
80.01 cm
31.5 in
2.625 ft
801 mm
80.1 cm
31.5354 in
2.628 ft
Width708.48 mm
70.848 cm
27.8929 in
2.3244 ft
697.31 mm
69.731 cm
27.4531 in
2.2878 ft
698.4 mm
69.84 cm
27.4961 in
2.2913 ft
Height398.52 mm
39.852 cm
15.6898 in
1.3075 ft
392.26 mm
39.226 cm
15.4433 in
1.2869 ft
392.85 mm
39.285 cm
15.4665 in
1.2889 ft
Radius of curvature-1800 mm
180 cm
70.8661 in
5.9055 ft
-
Panel manufacturer--Innolux
Panel model--M315DJJ-K30
Panel typeVAVAMVA
Panel bit depth10 bits (8 bits + FRC)10 bits10 bits (8 bits + FRC)
FRCYes-Yes
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
3840 x 2160 pixels
Ultra HD (UHD) / 4K / 2160p
Pixel pitch0.185 mm
0.0185 cm
0.0073 in
0.0006 ft
0.182 mm
0.0182 cm
0.0071 in
0.0006 ft
0.182 mm
0.0182 cm
0.0072 in
0.0006 ft
Pixel density137 ppi
54 ppcm
140 ppi
55 ppcm
139 ppi
54 ppcm
Display area93.82 %90.79 %85.36 %
BacklightW-LED with Local DimmingW-LEDW-LED
sRGB99 %99 %100 %
Adobe RGB (1998)-80 %88 %
DCI P395 %90 %95 %
Brightness300 cd/m²300 cd/m²300 cd/m²
Peak brightness-370 cd/m²-
Static contrast3000 : 13000 : 13000 : 1
Dynamic contrast--20000000 : 1
HDRDisplayHDR 600-HDR
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time4 ms
0.0040 s
4 ms
0.0040 s
4 ms
0.0040 s
Average response time5 ms
0.0050 s
8 ms
0.0080 s
9 ms
0.0090 s
Maximum response time8 ms
0.0080 s
-20 ms
0.0200 s
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte

3D

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.

3DNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-29 kHz - 140 kHz30 kHz - 135 kHz
Vertical frequency (digital)60 Hz40 Hz - 60 Hz24 Hz - 76 Hz
--Native - 60 Hz

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.

110V100 V - 120 V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Power consumption (off)0.3 W0.3 W0.5 W
Power consumption (sleep)0.3 W0.3 W0.5 W
Power consumption (average)32 W38 W76 W
Power consumption (maximum)60 W91 W-

Dimensions, weight and color

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.

Width713.74 mm
71.374 cm
28.1 in
2.3417 ft
709.2 mm
70.92 cm
27.9213 in
2.3268 ft
726.4 mm
72.64 cm
28.5984 in
2.3832 ft
Height421.64 mm
42.164 cm
16.6 in
1.3833 ft
424.8 mm
42.48 cm
16.7244 in
1.3937 ft
442.5 mm
44.25 cm
17.4213 in
1.4518 ft
Depth58.42 mm
5.842 cm
2.3 in
0.1917 ft
64 mm
6.4 cm
2.5197 in
0.21 ft
65.2 mm
6.52 cm
2.5669 in
0.2139 ft
Weight6.44 kg
14.2 lbs
7.4 kg
16.31 lbs
-
Width with stand713.74 mm
71.374 cm
28.1 in
2.3417 ft
709.2 mm
70.92 cm
27.9213 in
2.3268 ft
726.4 mm
72.64 cm
28.5984 in
2.3832 ft
Height with stand510.54 mm
51.054 cm
20.1 in
1.675 ft
448.1 mm
44.81 cm
17.6417 in
1.4701 ft
522.2 mm
52.22 cm
20.5591 in
1.7133 ft
Depth with stand218.44 mm
21.844 cm
8.6 in
0.7167 ft
207 mm
20.7 cm
8.1496 in
0.6791 ft
215 mm
21.5 cm
8.4646 in
0.7054 ft
Weight with stand-10.9 kg
24.03 lbs
7.5 kg
16.53 lbs
Box weight11 kg
24.25 lbs
15.2 kg
33.51 lbs
10.2 kg
22.49 lbs
Stand depth218.44 mm
21.844 cm
8.6 in
0.7167 ft
--
ColorsBlackSilverBlack

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mountYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYes
Height adjustmentNoYesNo
Height adjustment range-70 mm
7 cm
2.7559 in
0.2297 ft
-
Landscape/portrait pivotNoNoNo
Left/right swivelNoNoNo
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt21 °21 °15 °
-Stand width - 302 mm
Stand depth - 207 mm
-

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers-2 x 5 W2 x 2 W

Camera

Many contemporary desktop monitors and smart TV sets have built-in cameras.

CameraNoNoNo

Network

Supported network technologies and standards for exchanging data with other devices.

NetworkLAN--

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x USB 3.0 (Type-A; downstream)
1 x USB 3.0 (Type-B; upstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x USB (Type-C)
2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP) 2.2High-bandwidth Digital Content Protection (HDCP) 2.2

Features

Some additional functional features of the model.

Features3-side bezelless design
Adaptive-Sync technology
AMD FreeSync technology
ComfortView Plus
Dell Display Manager
Flicker-free technology
Low Blue Light
On-Screen Display (OSD) menu
Picture-by-Picture
Picture-in-Picture
3-sided bezeless design
AMD FreeSync technology
Flicker-free technology
Low Blue Light
AMA (Advanced Motion Accelerator)
AMD FreeSync technology
Brightness Intelligence Plus
Flicker-free technology
Low Blue Light

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesRoHS
TUV Rheinland Flicker-free Certified
TUV Rheinland Low Blue Light Certified (Hardware Solution)
ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
ENERGY STAR 7.0
TÜV Rheinland Flicker-free
TÜV Rheinland Low Blue Light
WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)

Operating and storage conditions

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
-
Operating humidity10 % - 80 %10 % - 80 %-
Operating altitude5000 m
16404.2 ft
5000 m
16404.2 ft
-
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-
Storage humidity5 % - 90 %5 % - 90 %-
Storage altitude12192 m
40000 ft
12192 m
40000 ft
-

Accessories

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

AccessoriesHDMI cableHDMI cableDisplayPort cable - mini-DP to DP
HDMI cable
USB Type-C cable

Additional features

Information about other features.

Additional featuresSecurity lock slotAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - Kensington
 Dell SE3223QDell S3221QSBenQ EW3270U