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Compare Acer XR343CK vs Dell U3421WE vs Dell U3023E

Connectivity

Ports
1x USB 3.0 (Type-C; Gen 1; 65W; DP Alt Mode), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 2x DisplayPort 1.4, 4x USB 3.0 (Type-A; Gen 1; 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 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
130 mm / 5.1181 in
150 mm / 5.9055 in
150 mm / 5.9055 in
Adjustment | Pivot
N/A
N/A
-90° ~ 90°
Adjustment | Swivel
-30° ~ 30°
-30° ~ 30°
-30° ~ 30°
Adjustment | Tilt
-5° ~ 35°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Silver
Platinum Silver
Black and Silver
Form Factor
Curved monitor
Curved monitor
Speakers
2x 7W
2x 5W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.22% screen-to-body ratio
93.61% screen-to-body ratio
Size | Depth
4.91 in / 124.7 mm w/o stand, 12.17 in / 309.1 mm w/ stand
9.35 in / 237.4 mm w/ stand
2.09 in / 53 mm w/o stand, 9.06 in / 230 mm w/ stand
Size | Height
14.48 in / 367.7 mm w/o stand, 17.15 in / 435.5 mm w/ stand
15.46 in / 392.8 mm w/ stand
16.48 in / 418.6 mm w/o stand, 18.61 in / 472.7 mm w/ stand
Size | Width
32.13 in / 816.2 mm
32.02 in / 813.3 mm
25.82 in / 655.9 mm
Weight
7.52 kg / 17 lbs w/o stand , 11.87 kg / 26 lbs w/ stand
6.48 kg / 14 lbs w/o stand , 11.13 kg / 24 lbs w/ stand

Display

Aspect Ratio
21:9
21:9
16:10
Brightness
400 nits / 550 nits (peak)
300 nits
350 nits
Contrast Ratio
1000:1 (static)
1000:1 (static)
1000:1 (static), 2000000:1 (dynamic)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
10 bits, 1073741824 colors
10 bits, 1073741824 colors
Display Curvature
1900R
1900R
Display Diagonal
34" (34 in / 863.6 mm)
34" (34.14 in / 867.2 mm)
30" (29.77 in / 756.2 mm)
Display Type
IPS, Anti-glare/Matte (3H), LG Display
AH-IPS, Anti-glare/Matte (3H), LG Display
IPS, Anti-glare/Matte (3H)
Gamut
98% DCI-P3
95% DCI-P3, 99% sRGB
95% DCI-P3, 100% sRGB
Pixel Density
109 ppi
109 ppi
101 ppi
Pixel Pitch
0.233 mm
0.233 mm
0.251 mm
Refresh Rate
48 Hz ~ 180 Hz
60 Hz
56 Hz ~ 76 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
WQXGA (2560x1600)
Response Time
1 ms (min)
5 ms (min) / 8 ms (avg)
5 ms (min) / 8 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 400
Licenses
Energy Star, EPEAT Gold, RoHS, TCO Certified Displays, TUV Rheinland Flicker Free 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
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync
Video
Flicker-free technology, Low Blue Light, Picture-in-Picture, Picture-by-Picture, Nano IPS technology, Adaptive-Sync technology
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView, 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
80 W (average)
36 W (average) / 210 W (max) / 0.5 W (sleep) / 0.5 W (off)
26.6 W (average) / 210 W (max) / 0.3 W (sleep) / 0.2 W (off)

Production

Accessory
DisplayPort cable, USB Type-C cable
DisplayPort cable, HDMI cable, USB Type-A to Type-B 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
2020
2022

Reviews

Neofiliac score
93%
77%
83%
Pros
  • DisplayHDR 400
  • Ultra-wide form factor
  • 1900R curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • 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
  • 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

Price

Offers (incl. referral links)
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