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Comparison between Samsung C34J791 vs LG 40WP95C

General Info
Model Number Samsung C34J791 LG 40WP95C
Price
Type Monitor Monitor
Year 2018 2021
Brand Samsung LG
Model Number C34J791 40WP95C
Alias LC34J791WTEXXS 40WP95C-W
Display
Screen Size Class 34" (inches) 40" (inches)
Diagonal Size 34 in
86.4 cm
863.6 mm
2.83 ft
39.71 in
100.9 cm
1008.59 mm
3.31 ft
Screen Width 31.49 in
80 cm
799.8 mm
2.62 ft
36.59 in
92.9 cm
929.28 mm
3.05 ft
Screen Height 13.18 in
33.5 cm
334.8 mm
1.1 ft
15.43 in
39.2 cm
392.04 mm
1.29 ft
Display Curvature 1500 2500
Display Manufacturer Samsung
Display Type SVA IPS
Display Bit Depth 8 bits 10 bits (8 bits + FRC)
Frame Rate Control No Yes
Max Number of Colors 16777216 1073741824
Bits 24 30
Screen Aspect Ratio 21:9 21:9
Screen Resolution 3440 x 1440 5120 x 2160
Screen Pixel Pitch 0.233 mm 0.182 mm
Screen Pixel Density 109 ppi 140 ppi
Screen-to-Body Ratio 91.27 % 91.75 %
Backlight Source Edge LED W-LED
DCI P3 98%
sRGB 125 % 100 %
Adobe RGB 1998 92 %
Screen Brightness 300 cd/m² 300 cd/m²
Static Screen Contrast 3000 : 1 1000 : 1
Dynamic Screen Contrast 100000000 : 1
Screen Horizontal Viewing Angle 178 ° 178 °
Screen Vertical Viewing Angle 178 ° 178 °
Screen Input Lag 6 ms
Display Minimum Response Time 4 ms 5 ms
Display Average Response Time 14 ms
Display Coating Anti-glare/Matte (2H) Anti-glare/Matte (3H)
HDR HDR10
3D No No
Size, weight, color
Case Depth 6.57 in
16.7 cm
167 mm
0.55 ft
4.52 in
11.5 cm
114.8 mm
0.38 ft
Case Weight 6.3 kg
14 lbs
10.2 kg
22 lbs
Case Width with Stand 31.84 in
80.9 cm
808.7 mm
2.65 ft
37.29 in
94.7 cm
947.2 mm
3.11 ft
Case Height with Stand 20.31 in
51.6 cm
516 mm
1.69 ft
19.87 in
50.5 cm
504.7 mm
1.66 ft
Case Depth with Stand 12.18 in
30.9 cm
309.4 mm
1.02 ft
11.14 in
28.3 cm
283 mm
0.93 ft
Case Weight with Stand 7.7 kg
17 lbs
12.3 kg
27 lbs
Case Color White, Silver White and Silver
Hardware
Built-in Camera No No
Connectivity 1 x DisplayPort 1.2
2 x Thunderbolt 3.0
1 x 3.5 mm Audio Out
2 x USB 2.0 (downstream)
1 x HDMI 1.4
1 x DisplayPort 1.4
1 x Thunderbolt 4.0 (in; Type-C; upstream; 96W; DP Alt Mode)
1 x 3.5 mm Audio Out (line-out for speakers)
1 x Thunderbolt 4.0 (out)
2 x USB 3.0 (Type-A; downstream)
2 x HDMI 2.0
Audio
Audio Speakers 2 x 7W 2 x 10W
Features
Cool Features Eye Saver Mode
Flicker-free technology
Picture-by-Picture
Picture-in-Picture
HDCP (High-bandwidth Digital Content Protection)
AMD FreeSync technology
Eco Saving Plus
Wide Colour Gamut
Auto-Brightness with Ambient Light Sensor
Smart Energy Saving
Reader Mode
Super Resolution+
Black Stabilizer
KVM Switch
Dynamic Action Sync
Flicker-free technology
Picture-by-Picture
Live Colour Low Blue Light
True Colour Pro
Dual Controller
Colour Calibrated
3-Side Virtually Borderless Design
Nano IPS
Hardware Calibration Ready
AMD FreeSync technology
HDR Effect
Extra Features Anti-theft stand lock slot - Kensington Anti-theft stand lock slot - Kensington
Ergonomics
Case Width 31.84 in
80.9 cm
808.7 mm
2.65 ft
37.29 in
94.7 cm
947.2 mm
3.11 ft
Case Height 14.28 in
36.3 cm
362.8 mm
1.19 ft
16.5 in
41.9 cm
419.2 mm
1.38 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 100 mm
10 cm
3.937 in
0.3281 ft
110 mm
11 cm
4.3307 in
0.3609 ft
Landscape or Portrait Pivot Support No No
Left or Right Swivel Support No Yes
Left Swivel 15 °
Right Swivel 15 °
Forward and Backward Tilt Support Yes Yes
Forward Tilt 2 ° 5 °
Backward Tilt 34 ° 20 °
Frequency and Interpolation
Vertical Digital Frequency 48 Hz - 100 Hz 48 Hz - 72 Hz
Horizontal Digital Frequency 30 kHz - 152 kHz
Screen Interpolation Measurement Unit NULL
Accessories
Extras DisplayPort cable
HDMI cable
Thunderbolt 4 (USB-C) Active Cable
Certificates and Standards
Licenses ENERGY STAR
FCC Class B
ISO9241-307
TÜV/Ergonomics
TÜV Rheinland Eyesafe Display Certification
TÜV Rheinland Low Blue Light (Hardware Solution)
Usage and Storage Requirements
Safe Operating Temperature Level 10 °C - 40 °C
50 °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 % - 95 % 5 % - 90 %
Max Operating Altitude 5000
Max Storage Altitude 12192
Samsung C34J791 LG 40WP95C