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Compare Dell S2721HN vs Lenovo G27e-20 vs Lenovo D22-20

Reviews

Neo score
41%
41%
20%
Pros
  • High 1000:1 contrast ratio
  • High 90.67 % screen-to-body ratio
  • Fast 1 ms response time
  • High 3000:1 contrast ratio
Cons
  • No publicized HDR support
  • Only tilt adjustment
  • 8-bit display panel
  • 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
  • TN is outdated technology

Price

MSRP
190 USD
240 USD
130 GBP
Offers (incl. referral links)

Connectivity

Ports
2x HDMI 1.4, 1x 3.5 mm Audio Out
1x 3.5 mm Audio Out, 1x HDMI 2.0, 1x DisplayPort 1.2
1x 3.5 mm Audio Out, 1x HDMI 1.4, 1x D-sub

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° ~ 22°
-5° ~ 22°
Camera
No
No
No
Colors
Black, Silver
Raven Black
Black
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
90.67% screen-to-body ratio
89.16% screen-to-body ratio
81.09% screen-to-body ratio
Size | Depth
2.13 in / 54 mm w/o stand, 7.35 in / 186.8 mm w/ stand
1.73 in / 44 mm w/o stand, 7.27 in / 184.7 mm w/ stand
2.01 in / 51.1 mm w/o stand, 8.12 in / 206.2 mm w/ stand
Size | Height
14.31 in / 363.6 mm w/o stand, 17.85 in / 453.3 mm w/ stand
14.47 in / 367.6 mm w/o stand, 17.73 in / 450.3 mm w/ stand
12.23 in / 310.7 mm w/o stand, 15.21 in / 386.4 mm w/ stand
Size | Width
24.01 in / 609.9 mm
24.15 in / 613.5 mm
19.97 in / 507.2 mm
Weight
4.3 kg / 9 lbs w/o stand , 5.2 kg / 11 lbs w/ stand
3.9 kg / 9 lbs w/o stand , 4.6 kg / 10 lbs w/ stand
2.4 kg / 5 lbs w/o stand , 2.71 kg / 6 lbs w/ stand

Display

Aspect Ratio
16:9
16:9
16:9
Brightness
300 nits
300 nits
200 nits
Contrast Ratio
1000:1 (static)
3000:1 (static), 3000000:1 (dynamic)
600:1 (static), 3000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
8 bits, 16777216 colors
8 bits, 16777216 colors
Display Diagonal
27" (27 in / 685.891 mm)
27" (27 in / 685.891 mm)
22" (21.5 in / 546.1 mm)
Display Type
IPS, Anti-glare/Matte (3H)
VA, Anti-glare/Matte
TN, Anti-glare/Matte
Gamut
72% NTSC
95% sRGB
72% NTSC
Pixel Density
81 ppi
81 ppi
102 ppi
Pixel Pitch
0.311 mm
0.311 mm
0.248 mm
Refresh Rate
48 Hz ~ 75 Hz
48 Hz ~ 120 Hz
50 Hz ~ 75 Hz
Resolution
FHD (1920x1080)
FHD (1920x1080)
FHD (1920x1080)
Response Time
4 ms (min) / 8 ms (avg)
1 ms (min) / 5 ms (avg) / 7 ms (max)
5 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
170° H / 160° V

Function

Licenses
ENERGY STAR 8.0, EPEAT, RoHS, TCO Certified, TUV Flicker Free, TUV Low Blue Light
CCC, China Energy Efficiency Standard Tier 1, Eyesafe Display Certification, RoHS (EU 2002/95/EC), TÜV Low Blue Light (Hardware Solution), TÜV Rheinland Low Blue Light, TÜV Rheinland Flicker Free, Windows Certification
CCC, China Energy Efficiency Standard, RoHS (EU 2002/95/EC), TÜV Rheinland Flicker Free, TÜV Rheinland Low Blue Light, Windows Certification (Windows 7, Windows 10)
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 45 °C , 32 °F ~ 113 °F
0 °C ~ 45 °C , 32 °F ~ 113 °F
Variable Framerate
AMD FreeSync
AMD FreeSync Premium
Video
Flicker-free technology, Low Blue Light, 3-sided bezeless design
Flicker-free technology, Lenovo Artery, Low Blue Light, 3-side NearEdgeless Design
Low Blue Light, DDC/CI, Flicker-free technology

Performance

Power Consumption
19 W (average) / 29 W (max) / 13.82 W (eco) / 0.3 W (sleep) / 0.3 W (off)
23 W (average) / 30 W (max) / 0.5 W (sleep) / 0.3 W (off)
14 W (average) / 16 W (max) / 0.5 W (sleep) / 0.3 W (off)

Production

Accessory
HDMI cable
HDMI cable
D-sub cable (EMEA only), HDMI cable (NA; LA; AP only)
Debut
2020
2021
2020
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