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Compare Acer XR343CK vs LG UltraGear 27GL850 vs LG 34GP83A

Connectivity

Ports
1x USB 3.0 (Type-C; Gen 1; 65W; DP Alt Mode), 2x HDMI 2.0, 1x 3.5 mm Audio Out, 2x DisplayPort 1.4, 4x USB 3.0 (Type-A; Gen 1; downstream), 1x USB 3.0 (Type-B; upstream)
2x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 2x USB 3.0 (downstream), 1x USB 3.0 (upstream)
2x HDMI 2.0, 1x DisplayPort 1.4, 1x 3.5 mm Audio Out, 1x USB 3.0 (upstream), 2x USB 3.0 (downstream)

Construction

Adjustment | Height
130 mm / 5.1181 in
110 mm / 4.3307 in
120 mm / 4.7244 in
Adjustment | Pivot
N/A
-0° ~ 90°
N/A
Adjustment | Swivel
-30° ~ 30°
N/A
N/A
Adjustment | Tilt
-5° ~ 35°
-5° ~ 15°
-5° ~ 20°
Camera
No
No
No
Colors
Silver
Black
Black
Form Factor
Curved monitor
Curved monitor
Speakers
2x 7W
VESA Mount
100 x 100 mm
100 x 100 mm
100 x 100 mm

Dimensions

Bezels
89.22% screen-to-body ratio
89.4% screen-to-body ratio
90.49% screen-to-body ratio
Size | Depth
4.91 in / 124.7 mm w/o stand, 12.17 in / 309.1 mm w/ stand
2.22 in / 56.3 mm w/o stand, 10.8 in / 274.4 mm w/ stand
4.1 in / 104.14 mm w/o stand, 12.3 in / 312.42 mm w/ stand
Size | Height
14.48 in / 367.7 mm w/o stand, 17.15 in / 435.5 mm w/ stand
14.36 in / 364.8 mm w/o stand, 22.63 in / 574.8 mm w/ stand
14.2 in / 360.68 mm w/o stand, 18.3 in / 464.82 mm w/ stand
Size | Width
32.13 in / 816.2 mm
24.18 in / 614.2 mm
32.3 in / 820.42 mm
Weight
4.2 kg / 9 lbs w/o stand , 6.1 kg / 13 lbs w/ stand
5.49 kg / 12 lbs w/o stand , 7.62 kg / 17 lbs w/ stand

Display

Aspect Ratio
21:9
16:9
21:9
Brightness
400 nits / 550 nits (peak)
350 nits
400 nits
Contrast Ratio
1000:1 (static)
800:1 (static)
1000:1 (static)
Display Backlight
W-LED
W-LED
W-LED
Display Color Depth
10 bits (8 bits + FRC), 1073741824 colors
10 bits (8 bits + FRC), 1073741824 colors
10 bits, 1073741824 colors
Display Curvature
1900R
3800R
Display Diagonal
34" (34 in / 863.6 mm)
27" (27 in / 685.8 mm)
34" (34 in / 863.6 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
98% DCI-P3
96% Adobe RGB, 98% DCI-P3, 135% sRGB
98% DCI-P3
Pixel Density
109 ppi
109 ppi
109 ppi
Pixel Pitch
0.233 mm
0.233 mm
0.233 mm
Refresh Rate
48 Hz ~ 180 Hz
48 Hz ~ 144 Hz
48 Hz ~ 144 Hz
Resolution
UW-QHD (3440x1440)
QHD (2560x1440)
UW-QHD (3440x1440)
Response Time
1 ms (min)
1 ms (min)
1 ms (min)
Viewing Angle
178° H / 178° V
178° H / 178° V
178° H / 178° V

Function

HDR
DisplayHDR 400
HDR10
DisplayHDR 400
Licenses
BSMI, CCC, CE, cTick, ENERGY STAR, FCC Class B, UL/cUL
BSMI, CCC, CE, cTick, ENERGY STAR, ErP, FCC Class B, UL/cUL
Operating Humidity
10 % ~ 80 %
10 % ~ 80 %
Operating Temperature
0 °C ~ 40 °C , 32 °F ~ 104 °F
0 °C ~ 40 °C , 32 °F ~ 104 °F
Variable Framerate
NVIDIA G-SYNC, AMD FreeSync
NVIDIA G-SYNC, AMD FreeSync
NVIDIA G-SYNC, AMD FreeSync Premium
Video
Flicker-free technology, Low Blue Light, Picture-in-Picture, Picture-by-Picture, Nano IPS technology, Adaptive-Sync technology
Black Stabilizer, Crosshair, Sphere lighting, DDC/CI, HDCP (High-bandwidth Digital Content Protection) 2.2, Dynamic Action Sync, Flicker-free technology, 6-Axis Control, Nano IPS
Color Calibrated, Crosshair, Flicker-free technology, HDR Effect, Reader Mode, Game Mode, Dynamic Action Sync, Smart Energy Saving, Low Blue Light, Black Stabilizer, Nano IPS Display

Performance

Energy Efficiency
B
Power Consumption
80 W (average)
39 W (average) / 65 W (max) / 18 W (eco) / 0.5 W (sleep) / 0.5 W (off)
72 W (average) / 80 W (max) / 0.3 W (off)

Production

Accessory
DisplayPort cable, USB Type-C cable
DisplayPort cable, HDMI cable, USB 3.0 cable
DisplayPort cable
Debut
2020
2019
2020

Reviews

Neofiliac score
93%
87%
94%
Pros
  • DisplayHDR 400
  • Ultra-wide form factor
  • 1900R curvature
  • Rich color reproduction
  • Stand with tilt, swivel, and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • Build-in speakers included
  • Rich color reproduction
  • Stand with tilt, pivot, and height adjustments
  • Fast 1 ms response time
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • DisplayHDR 400
  • Ultra-wide form factor
  • 3800 curvature
  • Rich color reproduction
  • Stand with tilt and height adjustments
  • Fast 1 ms response time
  • High 1000:1 contrast ratio
  • 10-bit display panel
  • Support for NVIDIA G-SYNC
  • High 90.49 % screen-to-body ratio
Cons

Price

Offers (incl. referral links)
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