0 Compare ViewSonic VX2780-4K-HD-2 vs Dell P2421D - DisplayDB

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Comparison between ViewSonic VX2780-4K-HD-2 vs Dell P2421D

General Info
Model Number ViewSonic VX2780-4K-HD-2 Dell P2421D
Price
Type Monitor Monitor
Year 2019 2020
Brand ViewSonic Dell
Model Number VX2780-4K-HD-2 P2421D
Alias VX2780-4K-HD-3
Display
Screen Size Class 27" (inches) 24" (inches)
Diagonal Size 27 in
68.6 cm
685.8 mm
2.25 ft
23.78 in
60.4 cm
604 mm
1.98 ft
Screen Width 23.49 in
59.7 cm
596.74 mm
1.96 ft
20.74 in
52.7 cm
526.85 mm
1.73 ft
Screen Height 13.22 in
33.6 cm
335.664 mm
1.1 ft
11.67 in
29.6 cm
296.35 mm
0.97 ft
Display Type IPS IPS
Display Bit Depth 10 bits 8 bits (6 bits + FRC)
Frame Rate Control Yes
Max Number of Colors 1073741824 16777216
Bits 30 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 3840 x 2160 2560 x 1440
Screen Pixel Pitch 0.155 mm 0.206 mm
Screen Pixel Density 163 ppi 123 ppi
Screen-to-Body Ratio 88.48 % 90.13 %
Backlight Source W-LED W-LED
sRGB 120 % 99 %
Screen Brightness 350 cd/m² 300 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 4 ms 5 ms
Display Average Response Time 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR DisplayHDR 400
3D No
Size, weight, color
Case Depth 1.84 in
4.7 cm
46.8 mm
0.15 ft
1.68 in
4.3 cm
42.7 mm
0.14 ft
Case Weight 5 kg
11 lbs
3.37 kg
7 lbs
Case Width with Stand 24.29 in
61.7 cm
617 mm
2.02 ft
21.17 in
53.8 cm
537.8 mm
1.76 ft
Case Height with Stand 16.61 in
42.2 cm
422 mm
1.38 ft
14.02 in
35.6 cm
356.1 mm
1.17 ft
Case Depth with Stand 7.28 in
18.5 cm
185 mm
0.61 ft
6.54 in
16.6 cm
166 mm
0.54 ft
Case Weight with Stand 7.15 kg
16 lbs
Case Color Black
Hardware
Built-in Camera No No
Connectivity 1 x 3.5 mm Audio Out
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x USB 3.0 (upstream)
1 x HDMI 1.4
1 x DisplayPort 1.2
2 x USB 2.0 (downstream)
2 x USB 3.0 (downstream)
Audio
Features
Cool Features Flicker-free technology
AMD FreeSync technology
Blue Light Filter
Flicker-free technology
Low Blue Light
Extra Features Anti-theft stand lock slot - Kensington Security lock slot
Ergonomics
Case Width 24.29 in
61.7 cm
617 mm
2.02 ft
21.17 in
53.8 cm
537.8 mm
1.76 ft
Case Height 14.44 in
36.7 cm
366.9 mm
1.2 ft
12.68 in
32.2 cm
322.1 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 Yes Yes
Height Adjustment Range 130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
Landscape or Portrait Pivot Support Yes Yes
Left Pivot 0 ° 90 °
Right Pivot 90 ° 90 °
Left or Right Swivel Support Yes Yes
Left Swivel 45 ° 45 °
Right Swivel 45 ° 45 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 20 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 40 Hz - 75 Hz 60 Hz
Horizontal Digital Frequency 15 kHz - 160 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras HDMI cable DisplayPort cable
USB Type-C cable
Certificates and Standards
Licenses CCC
CEL Level 2
China RoHS
ENERGY STAR
EPEAT
RoHS
TCO Certified Display
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 20 % - 90 % 10 % - 90 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 5 % - 90 % 10 % - 90 %
Max Operating Altitude 5000 5000
Max Storage Altitude 12192 12192
ViewSonic VX2780-4K-HD-2 Dell P2421D