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Comparison between Dell U4021QW vs LG 34WK95U

General Info
Model Number Dell U4021QW LG 34WK95U
Price
Type Monitor Monitor
Year 2021 2018
Brand Dell LG
Model Number U4021QW 34WK95U
Display
Screen Size Class 40" (inches) 34" (inches)
Diagonal Size 34 in
86.4 cm
863.6 mm
2.83 ft
Screen Width 37.27 in
94.7 cm
946.6 mm
3.11 ft
31.25 in
79.4 cm
793.77 mm
2.6 ft
Screen Height 13.39 in
34 cm
340.19 mm
1.12 ft
Display Curvature 2500
Display Manufacturer LG Display
Display Type IPS AH-IPS
Display Bit Depth 10 bits 10 bits (8 bits + FRC)
Frame Rate Control Yes
Max Number of Colors 1073741824 1073741824
Bits 30 30
Screen Aspect Ratio 21:9 21:9
Screen Resolution 5120 x 2160 5120 x 2160
Screen Pixel Pitch 0.155 mm
Screen Pixel Density 164 ppi
Screen-to-Body Ratio 91.87 %
Backlight Source W-LED W-LED
DCI P3 98% 98%
Rec.2020 70
sRGB 100 % 99 %
Adobe RGB 1998 85 %
Screen Brightness 300 cd/m² 450 cd/m²
Max Screen Brightness 700 cd/m²
Static Screen Contrast 1000 : 1 1200 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 10 ms
Display Minimum Response Time 5 ms 5 ms
Display Average Response Time 8 ms 14 ms
Display Coating Anti-glare/Matte (3H) Anti-glare/Matte (3H)
HDR DisplayHDR 600
3D No No
Size, weight, color
Case Depth 2.25 in
5.7 cm
57.1 mm
0.19 ft
Case Weight 7.5 kg
17 lbs
Case Width with Stand 37.27 in
94.7 cm
946.6 mm
3.11 ft
32.16 in
81.7 cm
816.9 mm
2.68 ft
Case Height with Stand 18.02 in
45.8 cm
457.8 mm
1.5 ft
17.68 in
44.9 cm
449 mm
1.47 ft
Case Depth with Stand 9.76 in
24.8 cm
248 mm
0.81 ft
9.22 in
23.4 cm
234.3 mm
0.77 ft
Case Weight with Stand 9.5 kg
21 lbs
8.8 kg
19 lbs
Case Color Black Black, Gray
Hardware
Built-in Camera No No
Connectivity 1 x USB 3.2 (Type-C; downstream; 15W)
1 x Ethernet RJ45 (Gigabit)
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out (line-out for speakers)
1 x Thunderbolt 3.0 (Type-C; upstream; 90W; DP Alt Mode)
2 x HDMI 2.0
4 x USB 3.2 (Type-A; Gen 1; downstream)
1 x USB 3.2 (Type-B; Gen 1; upstream)
1 x USB 3.0 (upstream)
2 x HDMI 2.0
1 x Thunderbolt 3.0
1 x 3.5 mm Audio Out
1 x DisplayPort 1.4
1 x USB (Type-C via Thunderbolt 3)
2 x USB 3.0 (downstream)
Audio
Audio Speakers 2 x 9W 2 x 5W
Features
Cool Features KVM Switch
Low Blue Light
Picture-in-Picture
Picture-by-Picture
ComfortView Plus
Flicker-free technology
Dynamic Action Sync
HDCP (High-bandwidth Digital Content Protection) 2.2
True Color Pro
Nano IPS
Picture-in-Picture
Picture-by-Picture
Local Dimming
6-Axis Control
Screen Split 2.0
DDC/CI
Super Resolution+
Extra Features Security lock slot Anti-theft stand lock slot
Ergonomics
Case Width 32.16 in
81.7 cm
816.9 mm
2.68 ft
Case Height 14.17 in
36 cm
359.8 mm
1.18 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 120 mm
12 cm
4.7244 in
0.3937 ft
110 mm
11 cm
4.3307 in
0.3609 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support Yes No
Left Swivel 30 °
Right Swivel 30 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 5 ° 5 °
Backward Tilt 21 ° 15 °
Frequency and Interpolation
Vertical Digital Frequency 60 Hz 48 Hz - 61 Hz
Horizontal Digital Frequency 30 kHz - 135 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
HDMI cable
Thunderbolt 4 (USB-C) Active Cable
USB Type-A to Type-B cable
DisplayPort cable
Thunderbolt cable
USB 3.0 upstream cable
Certificates and Standards
Licenses BSMI
CCC
CE
cTick
ENERGY STAR 7.0
ErP
FCC Class B
UL/cUL
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 5 % - 90 % 5 % - 85 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Dell U4021QW LG 34WK95U