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Compare Dell S3422DW vs Dell U3421WE vs UltraSharp U2422H

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.2, 1x 3.5 mm Audio Out, 2x USB 3.0 (Type-A; downstream), 1x USB 3.0 (Type-B; upstream)
4x USB 3.2 (Type-A; Gen 1; downstream; 5 Gbps), 1x USB 3.2 (Type-B; Gen 1; upstream), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 1x DisplayPort 1.4, 1x Ethernet RJ45, 1x USB 3.1 (Type-C; upstream; 90W; DP Alt Mode), 1x USB 3.1 (Type-C; downstream; 15W)
1x USB-C 3.2 Gen2 upstream + 3x USB 3.2 Gen2 downstream (1x PD) + 1x USB-C 3.2 Gen2 downstream + 1x HDMI 1.4 + 2x DisplayPort 1.4 (1 in, 1 out) + 1x Audio line-out

Construction

Adjustment | Height
100 mm / 3.937 in
150 mm / 5.9055 in
Adjustment | Pivot
-4° ~ 4°
N/A
-90° ~ 90°
Adjustment | Swivel
N/A
-30° ~ 30°
-45° ~ 45°
Adjustment | Tilt
-5° ~ 21°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
Colors
Platinum Silver
Platinum Silver
Form Factor
Curved monitor
Curved monitor
Material
Anti-glare treatment of the front polarizer (3H) hard coating
Speakers
2x 5W
2x 5W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
90.4% screen-to-body ratio
Size | Depth
2.52 in / 64.01 mm w/o stand, 8.27 in / 210 mm w/ stand
9.35 in / 237.4 mm w/ stand
7.07 inch w/ stand
Size | Height
14.34 in / 364.16 mm w/o stand, 15.33 in / 389.36 mm w/ stand
15.46 in / 392.8 mm w/ stand
14.33 ~ 19.53 inch w/ stand
Size | Width
31.82 in / 808.16 mm
32.02 in / 813.3 mm
21.17 inch
Weight
6.7 kg / 15 lbs w/o stand , 10.16 kg / 22 lbs w/ stand
7.52 kg / 17 lbs w/o stand , 11.87 kg / 26 lbs w/ stand
7.75 lbs w/ stand

Display

Aspect Ratio
21:9
21:9
16:9
Brightness
300 nits
300 nits
250 nits
Contrast Ratio
3000:1 (static)
1000:1 (static)
1000:1
Display Backlight
W-LED
W-LED
WLED edge-lit
Display Color Depth
8 bits, 16777216 colors
10 bits, 1073741824 colors
16.7M colors (8-bit)
Display Curvature
1800R
1900R
Display Diagonal
34" (34.03 in / 864.25 mm)
34" (34.14 in / 867.2 mm)
24 inch
Display Type
VA, Anti-glare/Matte (3H)
AH-IPS, Anti-glare/Matte (3H), LG Display
IPS, matte
Gamut
92.4% DCI-P3, 98.8% sRGB
95% DCI-P3, 99% sRGB
85% DCI-P3, 100% Rec 709, 100% sRGB
Pixel Density
109 ppi
109 ppi
92.5 ppi
Pixel Pitch
0.232 mm
0.233 mm
0.2745 mm x 0.2745 mm
Refresh Rate
48 Hz ~ 100 Hz
60 Hz
60 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
FHD, 1920x1080
Response Time
5 ms (min) / 8 ms (avg)
5ms (Fast Mode) / 8ms (Normal Mode)
Viewing Angle
178° H / 178° V
178° H / 178° V
178(V) / 178(H)

Function

Licenses
Energy Star 8.0, EPEAT Gold, RoHS, TCO Certified Displays, TÜV Rheinland Certified
Energy Star, EPEAT Gold, RoHS, TCO Certified Displays, TUV Rheinland Flicker Free Certified, TUV Rheinland Low Blue Light Certified
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
32-104 °F
Variable Framerate
AMD FreeSync
Video
Dell Display Manager, Flicker-free technology, Picture-by-Picture, Picture-in-Picture, Low Blue Light, ComfortView
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView, Flicker-free technology

Performance

Power Consumption
39 W (average) / 95 W (max) / 32 W (eco) / 0.3 W (sleep) / 0.3 W (off)
36 W (average) / 210 W (max) / 0.5 W (sleep) / 0.5 W (off)
11.6 W
Power Supply
15 W Via USB-C downstream

Production

Accessory
HDMI cable, USB 3.0 cable
DisplayPort cable, HDMI cable, USB Type-A to Type-B cable, USB Type-C to Type-C cable
Debut
2021
2020
2021-03

Reviews

Neofiliac score
56%
77%
Pros
  • Ultra-wide form factor
  • 1800R curvature
  • Stand with tilt, pivot, and height adjustments
  • High 3000:1 contrast ratio
  • High 90.4 % screen-to-body ratio
  • Build-in speakers included
  • Ultra-wide form factor
  • 1900 curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Build-in speakers included
Cons
  • No publicized HDR support
  • 8-bit display panel
  • No publicized HDR support

Price

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