Compare Dell UltraSharp U4021QW vs Dell U3023E
Connectivity
Ports
1x USB 3.2 (Type-C; downstream; 15W), 1x Ethernet RJ45 (Gigabit), 1x DisplayPort 1.4, 1x 3.5 mm Audio Out (line-out for speakers), 1x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode), 2x HDMI 2.0, 4x USB 3.2 (Type-A; Gen 1; downstream), 1x USB 3.2 ...
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
120 mm / 4.7244 in
150 mm / 5.9055 in
Adjustment | Pivot
N/A
-90° ~ 90°
Adjustment | Swivel
-30° ~ 30°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
Camera
No
No
Colors
Black
Black and Silver
Form Factor
Curved monitor
Speakers
2x 9W
VESA Mount
100 x 100 mm
100 x 100 mm
Dimensions
Bezels
93.61% screen-to-body ratio
Size | Depth
9.76 in / 248 mm w/ stand
2.09 in / 53 mm w/o stand, 9.06 in / 230 mm w/ stand
Size | Height
18.02 in / 457.8 mm w/ stand
16.48 in / 418.6 mm w/o stand, 18.61 in / 472.7 mm w/ stand
Size | Width
37.27 in / 946.6 mm
25.82 in / 655.9 mm
Weight
9.5 kg / 21 lbs w/ stand
6.48 kg / 14 lbs w/o stand , 11.13 kg / 24 lbs w/ stand
Display
Aspect Ratio
21:9
16:10
Brightness
300 nits
350 nits
Contrast Ratio
1000:1 (static)
1000:1 (static), 2000000:1 (dynamic)
Display Backlight
W-LED
W-LED
Display Color Depth
10 bits, 1073741824 colors
10 bits, 1073741824 colors
Display Curvature
2500R
Display Diagonal
40"
30" (29.77 in / 756.2 mm)
Display Type
IPS, Anti-glare/Matte (3H)
IPS, Anti-glare/Matte (3H)
Gamut
98% DCI-P3, 100% sRGB
95% DCI-P3, 100% sRGB
Pixel Density
101 ppi
Pixel Pitch
0.251 mm
Refresh Rate
60 Hz
56 Hz ~ 76 Hz
Resolution
5K2K WUHD (5120x2160)
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 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
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView Plus, Flicker-free technology
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
51.5 W (average) / 240 W (max) / 0.5 W (sleep)
26.6 W (average) / 210 W (max) / 0.3 W (sleep) / 0.2 W (off)
Production
Accessory
DisplayPort cable, HDMI cable, Thunderbolt 4 (USB-C) Active Cable, USB Type-A to Type-B cable
DisplayPort cable, USB Gen 2 Type-A to Type-C cable, USB Gen 2 Type-C PD 3.0 cable
Debut
2021
2022
Reviews
Neofiliac score
77%
83%
Pros
- Ultra-wide form factor
- 2500 curvature
- Rich color reproduction
- Stand with tilt, swivel, and height adjustments
- High 1000:1 contrast ratio
- 10-bit display panel
- Build-in speakers included
- 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
- No publicized HDR support
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