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Compare LG 35WN65C vs Dell U3421WE vs Dell S2721D

Connectivity

Ports
2x HDMI 2.0, 1x DisplayPort 1.4, 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 3.5 mm Audio Out, 2x HDMI 1.4, 1x DisplayPort 1.2

Construction

Adjustment | Height
110 mm / 4.3307 in
150 mm / 5.9055 in
N/A
Adjustment | Pivot
N/A
N/A
N/A
Adjustment | Swivel
N/A
-30° ~ 30°
N/A
Adjustment | Tilt
-5° ~ 15°
-5° ~ 21°
-5° ~ 21°
Camera
No
No
No
Colors
Black, White, Silver
Platinum Silver
Silver
Form Factor
Curved monitor
Curved monitor
Speakers
2x 7W
2x 5W
2x 3W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
91.39% screen-to-body ratio
89.83% screen-to-body ratio
Size | Depth
3.7 in / 93.98 mm w/o stand, 9.9 in / 251.46 mm w/ stand
9.35 in / 237.4 mm w/ stand
2.18 in / 55.4 mm w/o stand, 7.35 in / 186.8 mm w/ stand
Size | Height
14.7 in / 373.38 mm w/o stand, 18.2 in / 462.28 mm w/ stand
15.46 in / 392.8 mm w/ stand
14.35 in / 364.6 mm w/o stand, 17.85 in / 453.4 mm w/ stand
Size | Width
32.7 in / 830.58 mm
32.02 in / 813.3 mm
24.08 in / 611.6 mm
Weight
6.62 kg / 15 lbs w/o stand , 8.3 kg / 18 lbs w/ stand
7.52 kg / 17 lbs w/o stand , 11.87 kg / 26 lbs w/ stand
4.4 kg / 10 lbs w/o stand , 5.4 kg / 12 lbs w/ stand

Display

Aspect Ratio
21:9
21:9
16:9
Brightness
300 nits
300 nits
320 nits
Contrast Ratio
2500:1 (static)
1000:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
8 bits, 16777216 colors
10 bits, 1073741824 colors
8 bits, 16777216 colors
Display Curvature
1800R
1900R
Display Diagonal
35" (35 in / 889 mm)
34" (34.14 in / 867.2 mm)
27" (26.96 in / 684.7 mm)
Display Type
VA, Anti-glare/Matte (3H)
AH-IPS, Anti-glare/Matte (3H), LG Display
IPS, Anti-glare/Matte (3H)
Gamut
99% sRGB
95% DCI-P3, 99% sRGB
99% sRGB
Input Lag
10 ms
Pixel Density
106 ppi
109 ppi
109 ppi
Pixel Pitch
0.238 mm
0.233 mm
0.233 mm
Refresh Rate
48 Hz ~ 100 Hz
60 Hz
48 Hz ~ 75 Hz
Resolution
UW-QHD (3440x1440)
UW-QHD (3440x1440)
QHD (2560x1440)
Response Time
5 ms (min)
5 ms (min) / 8 ms (avg)
4 ms (min) / 8 ms (avg)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
HDR10
Licenses
Energy Star, EPEAT Gold, RoHS, TCO Certified Displays, TUV Rheinland Flicker Free Certified, TUV Rheinland Low Blue Light Certified
ENERGY STAR 8.0, EPEAT, RoHS, TCO Certified, TUV Flicker Free, TUV Low Blue Light
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
AMD FreeSync
Video
Black Stabilizer, Color Calibrated, Reader Mode, Dual Controller, Flicker-free technology, Super Resolution+, Screen Split 2.0, Dynamic Action Sync, Color Weakness Mode, 3-sided Virtually Borderless Design, Smart Energy Saving, HDR Effect, Picture-in-P...
KVM Switch, Low Blue Light, Picture-in-Picture, Picture-by-Picture, ComfortView, Flicker-free technology
Flicker-free technology, Low Blue Light, 3-sided bezeless design

Performance

Power Consumption
45 W (average) / 65 W (max) / 0.5 W (sleep) / 0.3 W (off)
36 W (average) / 210 W (max) / 0.5 W (sleep) / 0.5 W (off)
19 W (average) / 40 W (max) / 17.5 W (eco) / 0.3 W (sleep) / 0.3 W (off)

Production

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

Reviews

Neofiliac score
64%
77%
33%
Pros
  • Ultra-wide form factor
  • 1800 curvature
  • Stand with tilt and height adjustments
  • High 2500:1 contrast ratio
  • High 91.39 % 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
  • High 1000:1 contrast ratio
  • Build-in speakers included
Cons
  • 8-bit display panel
  • No publicized HDR support
  • No publicized HDR support
  • Only tilt adjustment
  • 8-bit display panel

Price

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