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Comparison between Dell S2721HN vs Lenovo G24-20

General Info
Model Number Dell S2721HN Lenovo G24-20
Price
Type Monitor Monitor
Year 2020 2021
Brand Dell Lenovo
Model Number S2721HN G24-20
Alias S2721NX 66CFGAC1
Display
Screen Size Class 27" (inches) 24" (inches)
Diagonal Size 27 in
68.6 cm
685.891 mm
2.25 ft
23.81 in
60.5 cm
604.698 mm
1.98 ft
Screen Width 23.54 in
59.8 cm
597.89 mm
1.96 ft
20.75 in
52.7 cm
527.04 mm
1.73 ft
Screen Height 13.24 in
33.6 cm
336.312 mm
1.1 ft
11.67 in
29.6 cm
296.46 mm
0.97 ft
Display Type IPS IPS
Display Bit Depth 8 bits 8 bits (6 bits + FRC)
Frame Rate Control Yes
Max Number of Colors 16777216 16777216
Bits 24 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 1920 x 1080 1920 x 1080
Screen Pixel Pitch 0.311 mm 0.275 mm
Screen Pixel Density 81 ppi 92 ppi
Screen-to-Body Ratio 90.67 % 89.56 %
Backlight Source W-LED W-LED
sRGB 99 %
NTSC 1953 72 %
Screen Brightness 300 cd/m² 350 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 3000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 4 ms 1 ms
Display Average Response Time 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte
3D No No
Size, weight, color
Case Depth 2.13 in
5.4 cm
54 mm
0.18 ft
2.07 in
5.3 cm
52.5 mm
0.17 ft
Case Weight 4.3 kg
9 lbs
3.3 kg
7 lbs
Case Width with Stand 24.01 in
61 cm
609.9 mm
2 ft
21.25 in
54 cm
539.8 mm
1.77 ft
Case Height with Stand 17.85 in
45.3 cm
453.3 mm
1.49 ft
14.34 in
36.4 cm
364.2 mm
1.19 ft
Case Depth with Stand 7.35 in
18.7 cm
186.8 mm
0.61 ft
9.24 in
23.5 cm
234.8 mm
0.77 ft
Case Weight with Stand 5.2 kg
11 lbs
5.3 kg
12 lbs
Case Color Black, Silver Raven Black
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 1.4
1 x 3.5 mm Audio Out
1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.4
Audio
Features
Cool Features Flicker-free technology
Low Blue Light
3-sided bezeless design
AMD FreeSync technology
Lenovo Artery
Low Blue Light
AMD FreeSync Premium
Flicker-free technology
Extra Features Anti-theft stand lock slot - Kensington
S2721HN - silver
S2721NX - black
Anti-theft stand lock slot - Kensington
Ergonomics
Case Width 24.01 in
61 cm
609.9 mm
2 ft
21.25 in
54 cm
539.8 mm
1.77 ft
Case Height 14.31 in
36.4 cm
363.6 mm
1.19 ft
12.72 in
32.3 cm
323.2 mm
1.06 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 100 x 100 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment No Yes
Height Adjustment Range 130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No No
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 22 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 75 Hz 48 Hz - 165 Hz
Horizontal Digital Frequency 30 kHz - 83 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable DisplayPort cable
Certificates and Standards
Licenses ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
CCC
China Energy Efficiency Standard Tier 2
RoHS (EU 2002/95/EC)
TÜV Rheinland Eye Comfort
Windows 7
Windows 10
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 % 10 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 90 % 5 % - 95 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Dell S2721HN Lenovo G24-20