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Compare LG 34WP88C vs Dell U3421WE vs Dell U2723QE

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x USB (Type-C; upstream; 96W; DP Alt Mode), 2x USB 3.0 (Type-A; downstream)
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), 5x USB 3.2 (Type-A; Gen 2; 10 Gbps downstream), 1x HDMI 2.0, 1x DisplayPort 1.4 (out with MST), 1x DisplayPort 1.4 (DSC), 1x Ethernet RJ45, 1x USB (Type-C; downstream; 15W), 1x 3.5 mm Audio Out, 1x USB (Typ...

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
-280° ~ 280°
-30° ~ 30°
-45° ~ 45°
Adjustment | Tilt
-25° ~ 25°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Black
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
92.38% screen-to-body ratio
92.8% screen-to-body ratio
Size | Depth
3.54 in / 90 mm w/o stand, 17.65 in / 448.2 mm w/ stand
9.35 in / 237.4 mm w/ stand
2.14 in / 54.33 mm w/o stand, 7.28 in / 185 mm w/ stand
Size | Height
14.14 in / 359.1 mm w/o stand, 19.09 in / 484.9 mm w/ stand
15.46 in / 392.8 mm w/ stand
13.9 in / 353.01 mm w/o stand, 15.16 in / 385.18 mm w/ stand
Size | Width
32.05 in / 814 mm
32.02 in / 813.3 mm
24.07 in / 611.44 mm
Weight
6.3 kg / 14 lbs w/o stand , 10.2 kg / 22 lbs w/ stand
7.52 kg / 17 lbs w/o stand , 11.87 kg / 26 lbs w/ stand
4.48 kg / 10 lbs w/o stand , 6.64 kg / 15 lbs w/ stand

Display

Aspect Ratio
21:9
21:9
16:9
Brightness
300 nits
300 nits
400 nits
Contrast Ratio
1000:1 (static)
1000:1 (static)
2000:1 (static)
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
1500R
1900R
Display Diagonal
34" (34.03 in / 864.25 mm)
34" (34.14 in / 867.2 mm)
27" (26.96 in / 684.667 mm)
Display Type
IPS, Anti-glare/Matte (3H), LG Display
AH-IPS, Anti-glare/Matte (3H), LG Display
IPS, Anti-glare/Matte (3H), LG Display
Gamut
95% DCI-P3, 72% NTSC, 99% sRGB
95% DCI-P3, 99% sRGB
98% DCI-P3, 100% sRGB
Pixel Density
110 ppi
109 ppi
163 ppi
Pixel Pitch
0.233 mm
0.233 mm
0.155 mm
Refresh Rate
48 Hz ~ 60 Hz
60 Hz
23 Hz ~ 87 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
4K (3840x2160)
Response Time
5 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
HDR10
Licenses
CE, cUL/UL, Energy Star, FCC-B, J-Moss, RoHS, TUV-Type, VCCI
Energy Star, EPEAT Gold, RoHS, TCO Certified Displays, TUV Rheinland Flicker Free Certified, TUV Rheinland Low Blue Light Certified
EPEAT Gold, Energy Star, RoHS, TUV Rheinland Low Blue Light Certified (Hardware Solution)
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
AMD FreeSync
Video
Black Stabilizer, Picture-by-Picture, Color Weakness, Dynamic Action Sync, Super Resolution+, Reader Mode, Dual Controller, Color Calibrated, 3-sided Virtually Borderless Design, Smart Energy Saving, Flicker-free technology, Adaptive-Sync technology, H...
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView, Flicker-free technology
Dell Power Button Sync (DPBS), Display Stream Compression (DSC), IPS Black panel technology, Multi-Monitor Sync (MMS), KVM Switch, Flicker-free technology, ComfortView Plus, Picture-by-Picture, Dell Display Manager Compatibility, Picture-in-Picture

Performance

Power Consumption
42 W (average) / 160 W (max) / 0.5 W (sleep) / 0.3 W (off)
36 W (average) / 210 W (max) / 0.5 W (sleep) / 0.5 W (off)
25.9 W (average) / 220 W (max) / 0.3 W (sleep) / 0.2 W (off)

Production

Accessory
HDMI 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 Type-C cable, USB Type-A to Type-B cable
Debut
2021
2020
2022

Reviews

Neofiliac score
87%
77%
86%
Pros
  • Ultra-wide form factor
  • 1500 curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • High 92.38 % 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
  • Rich color reproduction
  • Stand with tilt, swivel, pivot, and height adjustments
  • High 2000:1 contrast ratio
  • 10-bit display panel
  • High 92.8 % screen-to-body ratio
  • Integrated USB-C hub
Cons
  • No publicized HDR support
  • No publicized HDR support

Price

Offers (incl. referral links)
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