Comparison between:
- 27" Dell S2721QS
- 31.5" Gigabyte M32U
- 31.5" Dell U3223QZ

Brand, series, model

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

Dell S2721QSGigabyte M32UDell U3223QZ
Series--UltraSharp
Dell S2721QSGigabyte M32UDell U3223QZ
Model alias--UltraSharp U3223QZ
Model year202020212022

Display

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

Size class27 in31.5 in31.5 in
Diagonal684.7 mm
68.47 cm
26.9567 in
2.2464 ft
801 mm
80.1 cm
31.5354 in
2.628 ft
801 mm
80.1 cm
31.5354 in
2.628 ft
Width596.736 mm
59.6736 cm
23.4935 in
1.9578 ft
697.306 mm
69.7306 cm
27.453 in
2.2877 ft
697.31 mm
69.731 cm
27.4531 in
2.2878 ft
Height335.664 mm
33.5664 cm
13.2151 in
1.1013 ft
392.234 mm
39.2234 cm
15.4423 in
1.2869 ft
392.23 mm
39.223 cm
15.4421 in
1.2868 ft
Panel manufacturer-InnoluxLG Display
Panel model-M315DCA-K7B-
Panel typeIPSIPSIPS
Panel bit depth10 bits10 bits (8 bits + FRC)10 bits
FRC-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 pitch0.155 mm
0.0155 cm
0.0061 in
0.0005 ft
0.181 mm
0.0181 cm
0.0071 in
0.0006 ft
0.182 mm
0.0182 cm
0.0071 in
0.0006 ft
Pixel density163 ppi
64 ppcm
140 ppi
55 ppcm
140 ppi
55 ppcm
Display area89.83 %90.16 %-
BacklightW-LEDW-LEDW-LED
sRGB99 %123 %100 %
DCI P3-90 %98 %
Brightness350 cd/m²350 cd/m²400 cd/m²
Peak brightness390 cd/m²450 cd/m²-
Static contrast1300 : 11000 : 12000 : 1
HDR-DisplayHDR 400DisplayHDR 400
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time4 ms
0.0040 s
2 ms
0.0020 s
5 ms
0.0050 s
Average response time8 ms
0.0080 s
7 ms
0.0070 s
8 ms
0.0080 s
Input lag-4 ms
0.0040 s
-
CoatingAnti-glare/Matte (3H)Anti-glare/MatteAnti-glare/Matte (3H)
-Response time - 1 ms (MPRT - Motion Picture Response Time)-

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)130 kHz - 137 kHz--
Vertical frequency (digital)40 Hz - 60 Hz48 Hz - 144 Hz60 Hz
-HDMI 2.1 for PS5 and Xbox Series X - 4K @ 120 Hz (4:2:0)-

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
Electric current (A)-3.42 A1.5 A
Power consumption (off)0.3 W0.3 W0.3 W
Power consumption (sleep)0.3 W0.5 W0.5 W
Power consumption (eco)24.3 W--
Power consumption (average)28 W--
Power consumption (maximum)52 W115 W-
Power consumption (annual)76.21 kWh--

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.

Width611.6 mm
61.16 cm
24.0787 in
2.0066 ft
715.8 mm
71.58 cm
28.1811 in
2.3484 ft
-
Height364.6 mm
36.46 cm
14.3543 in
1.1962 ft
423.8 mm
42.38 cm
16.685 in
1.3904 ft
-
Depth55.4 mm
5.54 cm
2.1811 in
0.1818 ft
68.2 mm
6.82 cm
2.685 in
0.2238 ft
-
Weight4.7 kg
10.36 lbs
7.25 kg
15.98 lbs
-
Width with stand611.6 mm
61.16 cm
24.0787 in
2.0066 ft
715.8 mm
71.58 cm
28.1811 in
2.3484 ft
-
Height with stand400.1 mm
40.01 cm
15.752 in
1.3127 ft
455.3 mm
45.53 cm
17.9252 in
1.4938 ft
-
Depth with stand174.7 mm
17.47 cm
6.878 in
0.5732 ft
244.3 mm
24.43 cm
9.6181 in
0.8015 ft
-
Weight with stand6.4 kg
14.11 lbs
10.35 kg
22.82 lbs
-
Box weight9.2 kg
20.28 lbs
13.75 kg
30.31 lbs
-
Stand depth-244.3 mm
24.43 cm
9.6181 in
0.8015 ft
-
ColorsSilverBlackBlack and Silver

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 adjustmentYesYesYes
Height adjustment range110 mm
11 cm
4.3307 in
0.3609 ft
130 mm
13 cm
5.1181 in
0.4265 ft
-
Landscape/portrait pivotYesNoNo
Left pivot90 °--
Right pivot90 °--
Left/right swivelYesYesYes
Left swivel30 °30 °-
Right swivel30 °30 °-
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt21 °20 °21 °
Stand width - 257 mm
Stand depth - 174.7 mm
--

Audio

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

Speakers2 x 3 W2 x 3 W2 x 14 W
-ClearSound-

Camera

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

CameraNoNoYes
Image resolution--3840 x 2160 pixels
8.29 MP
Video resolution--3840 x 2160 pixels
8.29 MP
--Sony Starvis CMOS sensor
Dual noise-canceling microphones
Microsoft Teams Certified
Express Sign-in
SafeShutter

Network

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

Network--LAN

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
3 x USB 3.0 (Type-A; downstream; BC 1.2 charging at 5V/1.5A)
1 x USB 3.0 (Type-B; upstream)
1 x USB 3.0 (Type-C; upstream)
2 x HDMI 2.1
1 x DisplayPort 1.4 (DSC; HBR3)
1 x 3.5 mm Audio Out
1 x USB (Type-C; 10 Gbps upstream)
4 x USB (Type-A; 10 Gbps downstream)
1 x USB (Type-C; upstream; 90W; DP Alt Mode)
1 x Ethernet RJ45 (1 Gbps)
1 x HDMI 2.0
1 x DisplayPort 1.4 (DSC)
1 x DisplayPort 1.4 (out)
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP) 2.2-High-bandwidth Digital Content Protection (HDCP) 2.2

Features

Some additional functional features of the model.

Features3-sided bezeless design
AMD FreeSync technology
Flicker-free technology
Low Blue Light
6-axis color control
Adaptive-Sync technology
Display Stream Compression (DSC)
Flicker-free technology
GameAssist (Aim Stabilizer / Crosshair / Dashboard / Black Equalizer / Timer / Counter / Auto-Update)
KVM Switch
Low Blue Light
OSD Sidekick
Picture-by-Picture
Picture-in-Picture
Smart OD
ComfortView Plus
Display Stream Compression (DSC)
Flicker-free technology
IPS Black panel technology
KVM Switch
Picture-by-Picture
Picture-in-Picture

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
Eyesafe certified
TÜV Rheinland Flicker-free certified
TÜV Rheinland Low Blue Light certified
-

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
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 cableDisplayPort cable
HDMI cable
USB cable
DisplayPort cable
USB Type-C cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - KensingtonSecurity lock slot
 Dell S2721QSGigabyte M32UDell U3223QZ