Comparison between:
- 34" LG 34UM88
- 34" AOC U3477PQU
- 34" Acer BX340CK

Brand, series, model

Information about the brand, series, model and model aliases.

LG 34UM88AOC U3477PQUAcer BX340CK
LG 34UM88AOC U3477PQUAcer BX340CK
Model alias34UM88-P-BX340CKbmijphzx

Display

Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.

Size class34 in34 in34 in
Diagonal863.6 mm
86.36 cm
34 in
2.8333 ft
863.6 mm
86.36 cm
34 in
2.8333 ft
863.6 mm
86.36 cm
34 in
2.8333 ft
Width799.8 mm
79.98 cm
31.4882 in
2.624 ft
799.8 mm
79.98 cm
31.4882 in
2.624 ft
799.8 mm
79.98 cm
31.4882 in
2.624 ft
Height334.8 mm
33.48 cm
13.1811 in
1.0984 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
Panel manufacturerLG DisplayLG DisplayLG Display
Panel modelLM340UW1-SSA2LM340UW1-SSA1-
Panel typeIPSAH-IPSAH-IPS
Panel bit depth10 bits (8 bits + FRC)10 bits (8 bits + FRC)10 bits (8 bits + FRC)
FRCYesYesYes
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
Aspect ratio2.389:12.389:12.389:1
Resolution3440 x 1440 pixels3440 x 1440 pixels3440 x 1440 pixels
Pixel pitch0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
Pixel density109 ppi
43 ppcm
109 ppi
43 ppcm
109 ppi
43 ppcm
Display area84.95 %--
BacklightW-LEDW-LEDW-LED
sRGB99 %97 %100 %
Adobe RGB (1998)80 %71 %-
NTSC (1953)-72 %72 %
Brightness300 cd/m²320 cd/m²320 cd/m²
Static contrast1000 : 11000 : 11000 : 1
Dynamic contrast5000000 : 180000000 : 1100000000 : 1
Horizontal viewing angle178 °178 °178 °
Vertical viewing angle178 °178 °178 °
Minimum response time5 ms
0.0050 s
5 ms
0.0050 s
6 ms
0.0060 s
Average response time15 ms
0.0150 s
14 ms
0.0140 s
14 ms
0.0140 s
Input lag19 ms
0.0190 s
20 ms
0.0200 s
-
CoatingAnti-glare/Matte (3H)-Anti-glare/Matte (3H)

3D

3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.

3DNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)30 kHz - 90 kHz30 kHz - 160 kHz-
Vertical frequency (digital)40 Hz - 61 Hz23 Hz - 80 Hz56 Hz - 75 Hz
-D-sub; DVI-D - 30 kHz - 99 kHz
DisplayPort - 30 kHz - 160 kHz
D-sub; DVI-D - 2560 x 1080 @ 60 Hz
DisplayPort - 3440 x 1440 @ 60 Hz
HDMI - 3440 x 1440 @ 30 Hz
DisplayPort - 3440 x 1440 @ 75 Hz
HDMI - 3440 x 1440 @ 60 Hz

Power supply and consumption

Information about the power supply and consumption, energy efficiency class, etc.

110V100 V - 120 V100 V - 120 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)5.6 A--
Power consumption (off)0.3 W0.5 W0.4 W
Power consumption (sleep)1.2 W0.5 W0.5 W
Power consumption (eco)23 W47.54 W-
Power consumption (average)56.7 W70 W53.6 W
Power consumption (maximum)70 W--
Energy efficiency classB-C

Dimensions, weight and color

Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.

Width829.9 mm
82.99 cm
32.6732 in
2.7228 ft
--
Height379.8 mm
37.98 cm
14.9528 in
1.2461 ft
--
Depth49.2 mm
4.92 cm
1.937 in
0.1614 ft
--
Weight6.3 kg
13.89 lbs
--
Width with stand829.9 mm
82.99 cm
32.6732 in
2.7228 ft
828 mm
82.8 cm
32.5984 in
2.7165 ft
827 mm
82.7 cm
32.5591 in
2.7133 ft
Height with stand428.9 mm
42.89 cm
16.8858 in
1.4072 ft
624.5 mm
62.45 cm
24.5866 in
2.0489 ft
578 mm
57.8 cm
22.7559 in
1.8963 ft
Depth with stand252.4 mm
25.24 cm
9.937 in
0.8281 ft
229.2 mm
22.92 cm
9.0236 in
0.752 ft
309 mm
30.9 cm
12.1654 in
1.0138 ft
Weight with stand8.4 kg
18.52 lbs
10 kg
22.05 lbs
9.2 kg
20.28 lbs
ColorsBlackBlack
Silver
Black

Ergonomics

Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.

VESA mountYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYes
Height adjustmentYesYesYes
Height adjustment range120 mm
12 cm
4.7244 in
0.3937 ft
130 mm
13 cm
5.1181 in
0.4265 ft
130 mm
13 cm
5.1181 in
0.4265 ft
Landscape/portrait pivotNoYesNo
Left pivot-0 °-
Right pivot-90 °-
Left/right swivelNoYesNo
Left swivel-165 °-
Right swivel-165 °-
Forward/backward tiltYesYesYes
Forward tilt5 °5 °5 °
Backward tilt20 °24 °35 °

Audio

Information about the audio system - number and power of the built-in speakers, supported audio technologies.

Speakers2 x 7 W2 x 3 W2 x 3 W
Maxx Audio--

Camera

Many contemporary desktop monitors and smart TV sets have built-in cameras.

CameraNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
2 x Thunderbolt 2.0
1 x 3.5 mm Audio Out
2 x USB 2.0 (downstream)
2 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 2.0 (MHL)
1 x DisplayPort 1.2
1 x DVI-D Dual Link
1 x D-sub
1 x 3.5 mm Audio In
1 x 3.5 mm Audio Out
4 x USB 3.0 (downstream)
1 x USB 3.0 (upstream)
1 x HDMI 1.4
1 x HDMI 2.0 (MHL)
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP)

Features

Some additional functional features of the model.

Features6-Axis Control
AMD FreeSync technology
Black Stabilizer
Flicker-free technology
DDC/CI
Paper mode
Picture-by-Picture
Picture-in-Picture
Quick Charge
Screen Split
Flicker-free technology
Picture-by-Picture
Picture-in-Picture
Adaptive-Sync Technology
DDC/CI
eColor Managment
Flicker-free technology
Picture-By-Picture
Picture-in-Picture

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesBSMI
CCC
CE
cTick
ENERGY STAR 6.0
FCC Class B
UL/cUL
CCC
CE
EAC
ENERGY STAR 6.0
Epeat Silver
GOST-R
RoHS
TCO Certified Displays 6.0
TÜV/GS
ENERGY STAR
TCO Displays 6.0

Operating and storage conditions

There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.

Operating temperature0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
-
Operating humidity10 % - 80 %10 % - 85 %-
Operating altitude-3657.6 m
12000 ft
-
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-
Storage humidity5 % - 85 %5 % - 90 %-
Storage altitude-12192 m
40000 ft
-

Accessories

Often the packaging of desktop monitors and smart TV sets includes accessories for them.

AccessoriesDisplayPort cable
HDMI cable
Audio cable
D-sub cable
DisplayPort cable
HDMI cable
USB 3.0 upstream cable
DisplayPort cable
HDMI cable
USB 3.0 cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slotAnti-theft stand lock slot - Kensington-
 LG 34UM88AOC U3477PQUAcer BX340CK