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Comparison between Dell S2421HN vs Acer K222HQ bid

General Info
Model Number Dell S2421HN Acer K222HQ bid
Price
Type Monitor Monitor
Year 2020 2020
Brand Dell Acer
Model Number S2421HN K222HQ bid
Alias S2421NX K222HQbid
Display
Screen Size Class 24" (inches) 22" (inches)
Diagonal Size 23.8 in
60.4 cm
604.478 mm
1.98 ft
21.5 in
54.6 cm
546.1 mm
1.79 ft
Screen Width 20.75 in
52.7 cm
527.04 mm
1.73 ft
18.77 in
47.7 cm
476.64 mm
1.56 ft
Screen Height 11.67 in
29.6 cm
296.46 mm
0.97 ft
10.56 in
26.8 cm
268.11 mm
0.88 ft
Display Type IPS TN
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 0.275 mm 0.248 mm
Screen Pixel Density 92 ppi 102 ppi
Screen-to-Body Ratio 90.06 %
Backlight Source W-LED W-LED
NTSC 1953 72 % 72 %
Screen Brightness 250 cd/m² 200 cd/m²
Static Screen Contrast 1000 : 1 600 : 1
Dynamic Screen Contrast 100000000 : 1
Screen Horizontal Viewing Angle 178 ° 170 °
Screen Vertical Viewing Angle 178 ° 160 °
Display Minimum Response Time 4 ms 5 ms
Display Average Response Time 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte
3D No No
Size, weight, color
Case Depth 2.12 in
5.4 cm
53.8 mm
0.18 ft
Case Weight 3.3 kg
7 lbs
2.91 kg
6 lbs
Case Width with Stand 21.17 in
53.8 cm
537.8 mm
1.76 ft
20 in
50.8 cm
508 mm
1.67 ft
Case Height with Stand 16.25 in
41.3 cm
412.8 mm
1.35 ft
15.84 in
40.2 cm
402.4 mm
1.32 ft
Case Depth with Stand 6.02 in
15.3 cm
152.8 mm
0.5 ft
6.46 in
16.4 cm
164 mm
0.54 ft
Case Weight with Stand 4.1 kg
9 lbs
3.25 kg
7 lbs
Case Color Black, Silver Black
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 1.4
1 x 3.5 mm Audio Out
1 x D-sub (Mini; 15-pin)
1 x 3.5 mm Audio In
1 x HDMI 1.3
1 x DVI-D (24-pin)
Audio
Audio Speakers 2 x 1W
Features
Cool Features Flicker-free technology
Low Blue Light
3-sided bezeless design
AMD FreeSync technology
DDC2B
Acer Bluelight Shield
Adaptive Contrast Management
Extra Features Anti-theft stand lock slot - Kensington
S2421HN - silver
S2421NX - black
Ergonomics
Case Width 21.17 in
53.8 cm
537.8 mm
1.76 ft
20 in
50.8 cm
508 mm
1.67 ft
Case Height 12.7 in
32.3 cm
322.6 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 No
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 ° 15 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 75 Hz 55 Hz - 75 Hz
Horizontal Digital Frequency 30 kHz - 83 kHz 30 kHz - 80 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable Audio cable
D-sub cable
DVI-D cable
Certificates and Standards
Licenses ENERGY STAR 8.0
EPEAT
RoHS
TCO Certified
TUV Flicker Free
TUV Low Blue Light
CCC
CE
cTUVus
Energy Star
FCC
GS
GOST-R
ISO13406-2
J-Moss Green Mark
MPR Ⅱ
NOM
PC Recycling
PSE
RoHS
VCCI-B
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
5 °C - 35 °C
41 °F - 95 °F
Safe Operating Humidity Level 10 % - 80 % 20 % - 85 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Dell S2421HN Acer K222HQ bid