Compare Dell U2421E vs Dell U3023E
Connectivity
Ports
1x USB 3.2 (Type-C; Gen 1; upstream; 90W; DP Alt Mode), 1x Ethernet RJ45, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4 (Output MST), 1x HDMI 1.4, 4x USB 3.2 (Type-A; Gen 1; downstream; 2x BC 1.2), 1x USB 3.2 (Type-C; Gen 1; downstream; 15W)
1x USB 3.2 (Type-C; Gen 2; 10 Gbps upstream; 90W; Dp Alt Mode), 1x USB 3.2 (Type-C; Gen 2; upstream), 1x HDMI 1.4, 1x DisplayPort 1.4 (DSC), 1x DisplayPort 1.4 (out with MST), 1x Ethernet RJ45 (MAC Address pass-through; PXE Boot; Wake-on-LAN), 4x USB 3...
Construction
Adjustment | Height
150 mm / 5.9055 in
150 mm / 5.9055 in
Adjustment | Pivot
-90° ~ 90°
-90° ~ 90°
Adjustment | Swivel
-45° ~ 45°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
Camera
No
No
Colors
Black
Black and Silver
VESA Mount
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
100.87% screen-to-body ratio
93.61% screen-to-body ratio
Size | Depth
1.54 in / 39 mm w/o stand, 6.81 in / 173 mm w/ stand
2.09 in / 53 mm w/o stand, 9.06 in / 230 mm w/ stand
Size | Height
12.35 in / 313.7 mm w/o stand, 14.33 in / 364 mm w/ stand
16.48 in / 418.6 mm w/o stand, 18.61 in / 472.7 mm w/ stand
Size | Width
20.9 in / 530.8 mm
25.82 in / 655.9 mm
Weight
4 kg / 9 lbs w/o stand , 6.1 kg / 13 lbs w/ stand
6.48 kg / 14 lbs w/o stand , 11.13 kg / 24 lbs w/ stand
Display
Aspect Ratio
16:10
16:10
Brightness
350 nits
350 nits
Contrast Ratio
1000:1 (static)
1000:1 (static), 2000000:1 (dynamic)
Display Backlight
W-LED
W-LED
Display Color Depth
8 bits (6 bits + FRC), 16777216 colors
10 bits, 1073741824 colors
Display Diagonal
24" (24.06 in / 611 mm)
30" (29.77 in / 756.2 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
99% sRGB
95% DCI-P3, 100% sRGB
Pixel Density
94 ppi
101 ppi
Pixel Pitch
0.275 mm
0.251 mm
Refresh Rate
60 Hz
56 Hz ~ 76 Hz
Resolution
WUXGA (1920x1200)
WQXGA (2560x1600)
Response Time
5 ms (min) / 8 ms (avg)
5 ms (min) / 8 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
Function
Licenses
ENERGY STAR, EPEAT Golf, TCO Certified, TUV Rheinland Low Blue Light Certified
Energy Star, EPEAT Gold, RoHS, TCO Certified, TCO Edge, TUV Rheinland Low Blue Light Certified (Hardware Solution)
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Video
Easy Arrange, Flicker-free technology, Low Blue Light, Infinity Edge design, ComfortView Plus, Dell Display Manager
Display Stream Compression (DSC), Flicker-free technology, Low Blue Light, Picture-in-Picture, Picture-by-Picture, KVM Switch, ComfortView Plus, Dell Display Manager (DDM) Compatibility
Performance
Power Consumption
30 W (average) / 186 W (max)
26.6 W (average) / 210 W (max) / 0.3 W (sleep) / 0.2 W (off)
Production
Accessory
DisplayPort cable, USB Type-C to Type-A cable, USB Type-C to Type-C cable
DisplayPort cable, USB Gen 2 Type-A to Type-C cable, USB Gen 2 Type-C PD 3.0 cable
Debut
2020
2022
Reviews
Neofiliac score
56%
83%
Pros
- Stand with tilt, swivel, pivot, and height adjustments
- High 1000:1 contrast ratio
- High 100.87 % screen-to-body ratio
- Rich color reproduction
- Stand with tilt, swivel, pivot, and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- High 93.61 % screen-to-body ratio
- USB-C hub
Cons
- No publicized HDR support
- 8-bit display panel
- No publicized HDR support
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