Compare Dell E1920H vs Dell S2721HN vs Dell S2421H
Connectivity
Ports
1x DisplayPort 1.2, 1x D-sub
2x HDMI 1.4, 1x 3.5 mm Audio Out
2x HDMI 1.4, 1x 3.5 mm Audio Out
Construction
Adjustment | Height
N/A
N/A
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
N/A
N/A
N/A
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Black
Black, Silver
Silver
Speakers
2x 3W
VESA Mount
N/A
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
90.67% screen-to-body ratio
90.06% screen-to-body ratio
Size | Depth
6.73 in / 170.942 mm w/ stand
2.13 in / 54 mm w/o stand, 7.35 in / 186.8 mm w/ stand
2.12 in / 53.8 mm w/o stand, 6.02 in / 152.8 mm w/ stand
Size | Height
14.16 in / 359.664 mm w/ stand
14.31 in / 363.6 mm w/o stand, 17.85 in / 453.3 mm w/ stand
12.7 in / 322.6 mm w/o stand, 16.25 in / 412.8 mm w/ stand
Size | Width
17.54 in / 445.516 mm
24.01 in / 609.9 mm
21.17 in / 537.8 mm
Weight
2.19 kg / 5 lbs w/o stand , 2.93 kg / 6 lbs w/ stand
4.3 kg / 9 lbs w/o stand , 5.2 kg / 11 lbs w/ stand
3.4 kg / 7 lbs w/o stand , 4.2 kg / 9 lbs w/ stand
Display
Aspect Ratio
16:9
16:9
16:9
Brightness
200 nits
300 nits
250 nits
Contrast Ratio
600:1 (static)
1000:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits (6 bits + FRC), 16777216 colors
8 bits, 16777216 colors
8 bits, 16777216 colors
Display Diagonal
19" (18.5 in / 470 mm)
27" (27 in / 685.891 mm)
24" (23.8 in / 604.478 mm)
Display Type
TN, Anti-glare/Matte
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
72% NTSC
72% NTSC
72% NTSC
Pixel Density
84 ppi
81 ppi
92 ppi
Pixel Pitch
0.309 mm
0.311 mm
0.275 mm
Refresh Rate
60 Hz
48 Hz ~ 75 Hz
48 Hz ~ 75 Hz
Resolution
WXGA (1366x768)
FHD (1920x1080)
FHD (1920x1080)
Response Time
5 ms (min)
4 ms (min) / 8 ms (avg)
4 ms (min) / 8 ms (avg)
Viewing Angle
90° H / 65° V
178° H / 178° V
178° H / 178° V
Function
Licenses
Energy Star, EPEAT, TCO Certified Display
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
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
AMD FreeSync
Video
HDCP (High-bandwidth Digital Content Protection) 1.2, Low Blue Light, PowerNap, Dell Display Manager, Flicker-free technology
Flicker-free technology, Low Blue Light, 3-sided bezeless design
Flicker-free technology, Low Blue Light, 3-sided bezeless design
Performance
Power Consumption
10 W (average) / 14 W (max) / 9.51 W (eco) / 0.3 W (sleep) / 0.3 W (off)
19 W (average) / 29 W (max) / 13.82 W (eco) / 0.3 W (sleep) / 0.3 W (off)
20 W (average) / 30 W (max) / 11.81 W (eco) / 0.3 W (sleep) / 0.3 W (off)
Production
Accessory
DisplayPort cable, VGA cable (EMEA and Japan only)
HDMI cable
HDMI cable
Debut
2020
2020
2020
Reviews
Neofiliac score
14%
41%
33%
Pros
- High 1000:1 contrast ratio
- High 90.67 % screen-to-body ratio
- High 1000:1 contrast ratio
- High 90.06 % screen-to-body ratio
- Build-in speakers included
Cons
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
- Display panel not very bright
- Lacks VESA mount
- TN panel outdated
- Very low resolution
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
- No publicized HDR support
- Only tilt adjustment
- 8-bit display panel
- Display panel not very bright
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