Comparison between:
- 23" Lenovo ThinkVision T23i-20
- 23.8" Dell S2421HS
- 23.8" Dell S2421H
- 21.5" Samsung S22A330

Brand, series, model

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

Lenovo ThinkVision T23i-20Dell S2421HSDell S2421HSamsung S22A330
Series---S33A
Lenovo ThinkVision T23i-20Dell S2421HSDell S2421HSamsung S22A330
Model alias61F6MAR2S2421HSX--
Model year2020202020202020

Display

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

Size class23 in23.8 in23.8 in21.5 in
Diagonal584 mm
58.4 cm
22.9921 in
1.916 ft
604.478 mm
60.4478 cm
23.7983 in
1.9832 ft
604.478 mm
60.4478 cm
23.7983 in
1.9832 ft
546.1 mm
54.61 cm
21.5 in
1.7917 ft
Width509.184 mm
50.9184 cm
20.0466 in
1.6706 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
527.04 mm
52.704 cm
20.7496 in
1.7291 ft
476.64 mm
47.664 cm
18.7654 in
1.5638 ft
Height286.416 mm
28.6416 cm
11.2762 in
0.9397 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
296.46 mm
29.646 cm
11.6717 in
0.9726 ft
268.11 mm
26.811 cm
10.5555 in
0.8796 ft
Panel typeIPSIPSIPSVA
Panel bit depth8 bits8 bits8 bits8 bits (6 bits + FRC)
FRC---Yes
Colors16777216 colors
24 bits
16777216 colors
24 bits
16777216 colors
24 bits
16777216 colors
24 bits
Aspect ratio1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
1.778:1
16:9
Resolution1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
1920 x 1080 pixels
Full HD / 1080p
Pixel pitch0.265 mm
0.0265 cm
0.0104 in
0.0009 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
0.275 mm
0.0275 cm
0.0108 in
0.0009 ft
0.248 mm
0.0248 cm
0.0098 in
0.0008 ft
Pixel density95 ppi
37 ppcm
92 ppi
36 ppcm
92 ppi
36 ppcm
102 ppi
40 ppcm
Display area88.36 %90.06 %90.06 %86.15 %
BacklightW-LEDW-LEDW-LEDW-LED
NTSC (1953)72 %72 %72 %72 %
Brightness250 cd/m²250 cd/m²250 cd/m²250 cd/m²
Static contrast1000 : 11000 : 11000 : 13000 : 1
Dynamic contrast3000000 : 1---
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time4 ms
0.0040 s
4 ms
0.0040 s
4 ms
0.0040 s
6.5 ms
0.0065 s
Average response time6 ms
0.0060 s
8 ms
0.0080 s
8 ms
0.0080 s
-
CoatingAnti-glare/MatteAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)

3D

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

3DNoNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)-30 kHz - 83 kHz30 kHz - 83 kHz-
Vertical frequency (digital)60 Hz48 Hz - 75 Hz48 Hz - 75 Hz60 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 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)1.5 A---
Power consumption (off)0.3 W0.3 W0.3 W0.3 W
Power consumption (sleep)0.5 W0.3 W0.3 W0.3 W
Power consumption (eco)10.52 W11.04 W11.81 W-
Power consumption (average)14.5 W18 W20 W18 W
Power consumption (maximum)52 W23 W30 W-
Power consumption (annual)33.73 kWh35.04 kWh37.52 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.

Width521.8 mm
52.18 cm
20.5433 in
1.7119 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
504.4 mm
50.44 cm
19.8583 in
1.6549 ft
Height316.31 mm
31.631 cm
12.4531 in
1.0378 ft
322.6 mm
32.26 cm
12.7008 in
1.0584 ft
322.6 mm
32.26 cm
12.7008 in
1.0584 ft
294.1 mm
29.41 cm
11.5787 in
0.9649 ft
Depth44.82 mm
4.482 cm
1.7646 in
0.147 ft
53.8 mm
5.38 cm
2.1181 in
0.1765 ft
53.8 mm
5.38 cm
2.1181 in
0.1765 ft
30 mm
3 cm
1.1811 in
0.0984 ft
Weight3.32 kg
7.32 lbs
3.2 kg
7.05 lbs
3.4 kg
7.5 lbs
2.2 kg
4.85 lbs
Width with stand521.8 mm
52.18 cm
20.5433 in
1.7119 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
537.8 mm
53.78 cm
21.1732 in
1.7644 ft
504.4 mm
50.44 cm
19.8583 in
1.6549 ft
Height with stand404.34 mm
40.434 cm
15.9189 in
1.3266 ft
346.8 mm
34.68 cm
13.6535 in
1.1378 ft
412.8 mm
41.28 cm
16.252 in
1.3543 ft
365.5 mm
36.55 cm
14.3898 in
1.1991 ft
Depth with stand200 mm
20 cm
7.874 in
0.6562 ft
159.7 mm
15.97 cm
6.2874 in
0.524 ft
152.8 mm
15.28 cm
6.0157 in
0.5013 ft
179.9 mm
17.99 cm
7.0827 in
0.5902 ft
Weight with stand5.59 kg
12.32 lbs
4.8 kg
10.58 lbs
4.2 kg
9.26 lbs
2.5 kg
5.51 lbs
Box width599 mm
59.9 cm
23.5827 in
1.9652 ft
--565 mm
56.5 cm
22.2441 in
1.8537 ft
Box height387 mm
38.7 cm
15.2362 in
1.2697 ft
--350 mm
35 cm
13.7795 in
1.1483 ft
Box depth175 mm
17.5 cm
6.8898 in
0.5741 ft
--110 mm
11 cm
4.3307 in
0.3609 ft
Box weight7.5 kg
16.53 lbs
7 kg
15.43 lbs
6 kg
13.23 lbs
3.6 kg
7.94 lbs
ColorsBlackBlack
Silver
SilverBlack

Ergonomics

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

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm75 x 75 mm
Removable standYesYesYesYes
Height adjustmentYesYesNoNo
Height adjustment range150 mm
15 cm
5.9055 in
0.4921 ft
100 mm
10 cm
3.937 in
0.3281 ft
--
Landscape/portrait pivotYesYesNoNo
Left pivot90 °90 °--
Right pivot90 °90 °--
Left/right swivelYesYesNoNo
Left swivel45 °30 °--
Right swivel45 °30 °--
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °5 °5 °
Backward tilt35 °21 °21 °21 °
Dedicated phone holder
Tiny Bracket Support (sold separately)
Nano Bracket Support (sold separately)
Stand width - 237 mm
Stand depth - 159.7 mm
Stand width - 249 mm
Stand depth - 152.8 mm
-

Audio

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

Speakers--2 x 3 W-

Camera

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

CameraNoNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity4 x USB 3.2 (Type-A; Gen 1; downstream; BC 1.2 charging at 2A)
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x HDMI 1.4
1 x DisplayPort 1.2
1 x D-sub
1 x 3.5 mm Audio Out
1 x HDMI 1.4
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
2 x HDMI 1.4
1 x 3.5 mm Audio Out
1 x HDMI 1.4
1 x D-sub
High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP) 1.4High-bandwidth Digital Content Protection (HDCP) 1.4-

Features

Some additional functional features of the model.

Features-3-sided bezeless design
AMD FreeSync technology
Flicker-free technology
Low Blue Light
3-sided bezeless design
AMD FreeSync technology
Flicker-free technology
Low Blue Light
Flicker-free technology
Game Mode
Low Blue Light

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesCCC
China Energy Efficiency Standard Tier 1
ENERGY STAR 8.0
Epeat Silver
RoHS (EU 2002/95/EC)
TCO Certified Display 8.0
TCO Edge 2.0
TÜV Rheinland Eye Comfort
WHQL (Windows 10; Windows 8.1; Windows 8; Windows 7)
ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
Windows 10 Certification

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 - 45 °C
32 °F - 113 °F
0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
10 °C - 40 °C
50 °F - 104 °F
Operating humidity10 % - 80 %10 % - 80 %10 % - 80 %10 % - 80 %
Operating altitude5000 m
16404.2 ft
5000 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
-20 °C - 60 °C
-4 °F - 140 °F
-
Storage humidity5 % - 95 %5 % - 90 %5 % - 90 %-
Storage altitude12192 m
40000 ft
12192 m
40000 ft
12192 m
40000 ft
-

Accessories

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

AccessoriesDisplayPort cableHDMI cableHDMI cableHDMI cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot - KensingtonAnti-theft stand lock slot - Kensington
S2421HS - silver
S2421HSX - black
Anti-theft stand lock slot - Kensington-
 Lenovo ThinkVision T23i-20Dell S2421HSDell S2421HSamsung S22A330