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Comparison between LG 34WN750 vs Dell U3821DW

General Info
Model Number LG 34WN750 Dell U3821DW
Price
Type Monitor Monitor
Year 2020 2021
Brand LG Dell
Model Series UltraSharp
Model Number 34WN750 U3821DW
Alias 34WN750-B
34WN75C
34BN770
Display
Screen Size Class 34" (inches) 38" (inches)
Diagonal Size 34 in
86.4 cm
863.6 mm
2.83 ft
37.52 in
95.3 cm
952.9 mm
3.13 ft
Screen Width 31.25 in
79.4 cm
793.77 mm
2.6 ft
35.04 in
89 cm
890 mm
2.92 ft
Screen Height 13.39 in
34 cm
340.19 mm
1.12 ft
15.27 in
38.8 cm
387.8 mm
1.27 ft
Display Curvature 2300
Display Type AH-IPS IPS
Display Bit Depth 8 bits 10 bits
Frame Rate Control No
Max Number of Colors 16777216 1073741824
Bits 24 30
Screen Aspect Ratio 21:9 24:10
Screen Resolution 3440 x 1440 3840 x 1600
Screen Pixel Pitch 0.233 mm 0.229 mm
Screen Pixel Density 110 ppi 109 ppi
Screen-to-Body Ratio 90.53 % 98.38 %
Backlight Source W-LED W-LED
DCI P3 95%
sRGB 99 % 100 %
Screen Brightness 300 cd/m² 300 cd/m²
Max Screen Brightness 430 cd/m²
Static Screen Contrast 1000 : 1 1000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Display Minimum Response Time 5 ms 5 ms
Display Average Response Time 8 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR HDR10 DisplayHDR 600
3D No No
Size, weight, color
Case Depth 1.79 in
4.6 cm
45.5 mm
0.15 ft
4.03 in
10.2 cm
102.4 mm
0.34 ft
Case Weight 6.9 kg
15 lbs
8.8 kg
19 lbs
Case Width with Stand 32.15 in
81.7 cm
816.5 mm
2.68 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height with Stand 17.95 in
45.6 cm
456 mm
1.5 ft
17.47 in
44.4 cm
443.8 mm
1.46 ft
Case Depth with Stand 8.93 in
22.7 cm
226.7 mm
0.74 ft
9.89 in
25.1 cm
251.2 mm
0.82 ft
Case Weight with Stand 8.6 kg
19 lbs
13.6 kg
30 lbs
Case Color Black Black
Hardware
Built-in Camera No No
Connectivity 2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x USB 3.2 (Type-C; upstream; 90W; DP Alt Mode)
4 x USB 3.2 (Type-A; Gen 1; downstream)
2 x HDMI 2.0
1 x 3.5 mm Audio Out (line-out for speakers)
1 x DisplayPort 1.4
1 x Ethernet RJ45
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x USB 3.2 (Type-C; downstream)
Audio
Audio Speakers 2 x 7W 2 x 9W
Features
Cool Features AMD FreeSync technology
Screen Split 2.0
Reader Mode
Smart Energy Saving
Black Stabilizer
HDR Effect
Color Weakness Mode
Dual Controller
Picture-in-Picture
Low Blue Light
Super Resolution+
Dynamic Action Sync
Color Calibrated
3-Side Virtually Borderless Design
Picture-by-Picture
Flicker-free technology
Adaptive-Sync technology
Game Mode
Low Blue Light
Picture-by-Picture
Picture-in-Picture
Flicker-free technology
KVM Switch
Extra Features Anti-theft stand lock slot - Kensington Security lock slot
Ergonomics
Case Width 32.15 in
81.7 cm
816.5 mm
2.68 ft
35.21 in
89.4 cm
894.3 mm
2.93 ft
Case Height 14.38 in
36.5 cm
365.3 mm
1.2 ft
15.44 in
39.2 cm
392.3 mm
1.29 ft
Vesa Mount Support Yes Yes
VESA Interface Standard Size 100 x 100 100 x 100
Removable VESA Stand Yes Yes
Height Adjustment Yes Yes
Height Adjustment Range 110 mm
11 cm
4.3307 in
0.3609 ft
120 mm
12 cm
4.7244 in
0.3937 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No Yes
Left Swivel 30 °
Right Swivel 30 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 15 ° 21 °
Frequency and Interpolation
Vertical Digital Frequency 56 Hz - 75 Hz 56 Hz - 76 Hz
Horizontal Digital Frequency 30 kHz - 90 kHz 30 kHz - 100 kHz
Screen Interpolation Measurement Unit NULL NULL
Accessories
Extras DisplayPort cable
HDMI cable
USB Type-C cable
USB Type-B 3.2 Gen 1 cable
Certificates and Standards
Licenses ENERGY STAR 8.0
EPEAT Gold
RoHS
TAA Availability
TCO Certified Displays
Usage and Storage Requirements
Safe Operating Temperature Level 0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Safe Operating Humidity Level 10 % - 80 % 10 % - 80 %
Internal Storage Temperature -20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Internal Storage Humidity 0 % - 85 % 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
LG 34WN750 Dell U3821DW