0 Compare Dell U2421HE vs Dell UltraSharp U2515H - DisplayDB

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Comparison between Dell U2421HE vs Dell UltraSharp U2515H

General Info
Model Number Dell U2421HE Dell UltraSharp U2515H
Price
Type Monitor Monitor
Year 2020 2014
Brand Dell Dell
Model Number U2421HE UltraSharp U2515H
Display
Screen Size Class 24" (inches) 25" (inches)
Diagonal Size 23.81 in
60.5 cm
604.7 mm
1.98 ft
24.98 in
63.4 cm
634.4 mm
2.08 ft
Screen Width 20.75 in
52.7 cm
527.04 mm
1.73 ft
21.77 in
55.3 cm
552.96 mm
1.81 ft
Screen Height 11.67 in
29.6 cm
296.46 mm
0.97 ft
12.25 in
31.1 cm
311.04 mm
1.02 ft
Display Manufacturer LG Display
Display Type IPS AH-IPS
Display Bit Depth 8 bits 8 bits
Frame Rate Control No
Max Number of Colors 16777216 16777216
Bits 24 24
Screen Aspect Ratio 16:9 16:9
Screen Resolution 1920 x 1080 2560 x 1440
Screen Pixel Pitch 0.275 mm 0.216 mm
Screen Pixel Density 92 ppi 117 ppi
Screen-to-Body Ratio 92.49 % 89.24 %
Backlight Source W-LED W-LED
DCI P3 89%
sRGB 99 % 99 %
NTSC 1953 72 %
Screen Brightness 250 cd/m² 350 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Dynamic Screen Contrast 2000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 13.7 ms
Display Minimum Response Time 5 ms 6 ms
Display Average Response Time 8 ms
Display Maximum Response Time 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
3D No No
Size, weight, color
Case Depth 1.54 in
3.9 cm
39 mm
0.13 ft
1.83 in
4.6 cm
46.4 mm
0.15 ft
Case Weight 3.37 kg
7 lbs
4.4 kg
10 lbs
Case Width with Stand 21.2 in
53.9 cm
538.5 mm
1.77 ft
22.4 in
56.9 cm
569 mm
1.87 ft
Case Height with Stand 13.72 in
34.8 cm
348.4 mm
1.14 ft
15.67 in
39.8 cm
398 mm
1.31 ft
Case Depth with Stand 6.5 in
16.5 cm
165 mm
0.54 ft
8.07 in
20.5 cm
205 mm
0.67 ft
Case Weight with Stand 5.32 kg
12 lbs
6.5 kg
14 lbs
Case Color Black Black, Silver
Hardware
Built-in Camera No No
Connectivity 1 x USB 3.1 (Type-C; upstream; DP; 65W)
1 x Ethernet RJ45
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4 (Output MST)
1 x HDMI 1.4
2 x USB 3.0 (downstream)
2 x USB 3.0 (downstream; BC 1.2)
2 x HDMI 1.4 (MHL 2.0)
1 x DisplayPort 1.2
1 x DisplayPort 1.2 (Output MST)
1 x 3.5 mm Audio Out
1 x DisplayPort 1.2 (Input mini)
5 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
Audio
Features
Cool Features Flicker-free technology
Low Blue Light
Extra Features Security lock slot Anti-theft stand lock slot
Security lock slot
Ergonomics
Case Width 21.2 in
53.9 cm
538.5 mm
1.77 ft
22.4 in
56.9 cm
569 mm
1.87 ft
Case Height 12.35 in
31.4 cm
313.7 mm
1.03 ft
13.33 in
33.9 cm
338.7 mm
1.11 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
115 mm
11.5 cm
4.5276 in
0.3773 ft
Landscape or Portrait Pivot Support Yes Yes
Left Pivot 90 ° 90 °
Right Pivot 90 ° 0 °
Left or Right Swivel Support Yes Yes
Left Swivel 40 ° 45 °
Right Swivel 40 ° 45 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 56 Hz - 76 Hz 56 Hz - 86 Hz
Horizontal Digital Frequency 30 kHz - 83 kHz 30 kHz - 113 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
USB Type-C to Type-C cable
DisplayPort cable - mini-DP to DP
Factory calibration report
HDMI cable
USB 3.0 upstream cable
Certificates and Standards
Licenses ENERGY STAR
EPEAT
TCO Certified
RoHS
NFPA 99
ENERGY STAR 6.0
Epeat Gold
RoHS Compliant
TCO Certified Displays
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 % - 90 %
Max Operating Altitude 5000 5000
Max Storage Altitude 12192 12192
Dell U2421HE Dell UltraSharp U2515H