Comparison between:
- 34" LG 34UC99
- 34" Huawei MateView GT 34
- 34" Dell Alienware AW3420DW
- 34.18" Dell Alienware AW3423DW

Brand, series, model

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

LG 34UC99Huawei MateView GT 34Dell Alienware AW3420DWDell Alienware AW3423DW
LG 34UC99Huawei MateView GT 34Dell Alienware AW3420DWDell Alienware AW3423DW
Model alias34CB99
34UC99-W
34CB99-W
ZQE-CAA--
Model year2017202120192022

Display

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

Size class34 in34 in34 in34.18 in
Diagonal863.6 mm
86.36 cm
34 in
2.8333 ft
864.25 mm
86.425 cm
34.0256 in
2.8355 ft
867.2 mm
86.72 cm
34.1417 in
2.8451 ft
868.21 mm
86.821 cm
34.1815 in
2.8485 ft
Width799.8 mm
79.98 cm
31.4882 in
2.624 ft
797.22 mm
79.722 cm
31.3866 in
2.6156 ft
799.8 mm
79.98 cm
31.4882 in
2.624 ft
800.1 mm
80.01 cm
31.5 in
2.625 ft
Height334.8 mm
33.48 cm
13.1811 in
1.0984 ft
333.7 mm
33.37 cm
13.1378 in
1.0948 ft
334.8 mm
33.48 cm
13.1811 in
1.0984 ft
337.1 mm
33.71 cm
13.2717 in
1.106 ft
Radius of curvature1900 mm
190 cm
74.8031 in
6.2336 ft
1500 mm
150 cm
59.0551 in
4.9213 ft
1900 mm
190 cm
74.8031 in
6.2336 ft
1800 mm
180 cm
70.8661 in
5.9055 ft
Panel manufacturerLG Display-LG DisplaySamsung
Panel modelLM340UW3-SSA1-LM340UW6-SSA3-
Panel typeAH-IPSVAIPSQD-OLED
Panel bit depth10 bits (8 bits + FRC)10 bits10 bits (8 bits + FRC)10 bits
FRCYes-Yes-
Colors1073741824 colors
30 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
1073741824 colors
30 bits
Aspect ratio2.389:12.389:12.389:12.389:1
Resolution3440 x 1440 pixels3440 x 1440 pixels3440 x 1440 pixels3440 x 1440 pixels
Pixel pitch0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.232 mm
0.0232 cm
0.0091 in
0.0008 ft
0.233 mm
0.0233 cm
0.0092 in
0.0008 ft
0.23 mm
0.023 cm
0.0091 in
0.0008 ft
Pixel density109 ppi
43 ppcm
109 ppi
43 ppcm
109 ppi
43 ppcm
109 ppi
42 ppcm
Display area90.77 %-90.48 %90.85 %
BacklightW-LEDW-LEDW-LED-
sRGB99 %100 %134.5 %149 %
DCI P3-90 %98 %99.3 %
Brightness300 cd/m²350 cd/m²350 cd/m²250 cd/m²
Peak brightness---1000 cd/m²
Static contrast1000 : 14000 : 11000 : 1-
Dynamic contrast5000000 : 1--1000000 : 1
HDR-HDR10-HDR10
DisplayHDR 400 True Black
Horizontal viewing angle178 °178 °178 °178 °
Vertical viewing angle178 °178 °178 °178 °
Minimum response time5 ms
0.0050 s
4 ms
0.0040 s
2 ms
0.0020 s
0.1 ms
0.0001 s
Average response time15 ms
0.0150 s
-10 ms
0.0100 s
3.3 ms
0.0033 s
Maximum response time25 ms
0.0250 s
---
Input lag10 ms
0.0100 s
-5 ms
0.0050 s
7.9 ms
0.0079 s
CoatingAnti-glare/Matte (3H)Anti-glare/Matte (3H)Anti-glare/Matte (3H)Glossy
---Anti-reflective glossy coating

3D

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

3DNoNoNoNo

Frequencies

Information about the horizontal and vertical refresh rates/frequencies.

Horizontal frequency (digital)30 kHz - 90 kHz-73 kHz - 180 kHz30 kHz - 274 kHz
Vertical frequency (digital)55 Hz - 75 Hz48 Hz - 165 Hz30 Hz - 120 Hz1 Hz - 175 Hz
--DisplayPort - 73 kHz - 180 kHz; 30 Hz - 120 Hz
HDMI - 30 kHz - 140 kHz; 24 Hz - 60 Hz
DisplayPort - 31 kHz - 274 kHz; 1 Hz - 175 Hz
HDMI - 30 kHz - 150 kHz; 24 Hz - 120 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 V100 V - 120 V
220V220 V - 240 V220 V - 240 V220 V - 240 V220 V - 240 V
Alternating current frequency50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz50 Hz - 60 Hz
Electric current (A)-3 A1.5 A-
Power consumption (off)0.3 W-0.3 W0.3 W
Power consumption (sleep)1.2 W0.5 W0.5 W0.5 W
Power consumption (eco)48 W-39.13 W-
Power consumption (average)60 W-58 W42.3 W
Power consumption (maximum)70 W135 W110 W200 W
Power consumption (annual)122 kWh--149.8 kWh
Energy efficiency classB---

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.

Width817.6 mm
81.76 cm
32.189 in
2.6824 ft
808.6 mm
80.86 cm
31.8346 in
2.6529 ft
813 mm
81.3 cm
32.0079 in
2.6673 ft
815.25 mm
81.525 cm
32.0965 in
2.6747 ft
Height360.8 mm
36.08 cm
14.2047 in
1.1837 ft
-364 mm
36.4 cm
14.3307 in
1.1942 ft
364.15 mm
36.415 cm
14.3366 in
1.1947 ft
Depth88.7 mm
8.87 cm
3.4921 in
0.291 ft
-117.9 mm
11.79 cm
4.6417 in
0.3868 ft
137.11 mm
13.711 cm
5.398 in
0.4498 ft
Weight6.4 kg
14.11 lbs
6.65 kg
14.66 lbs
6.8 kg
14.99 lbs
6.92 kg
15.26 lbs
Width with stand817.6 mm
81.76 cm
32.189 in
2.6824 ft
808.6 mm
80.86 cm
31.8346 in
2.6529 ft
813 mm
81.3 cm
32.0079 in
2.6673 ft
815.25 mm
81.525 cm
32.0965 in
2.6747 ft
Height with stand482.8 mm
48.28 cm
19.0079 in
1.584 ft
442 mm
44.2 cm
17.4016 in
1.4501 ft
429.8 mm
42.98 cm
16.9213 in
1.4101 ft
415.57 mm
41.557 cm
16.361 in
1.3634 ft
Depth with stand259.4 mm
25.94 cm
10.2126 in
0.851 ft
220 mm
22 cm
8.6614 in
0.7218 ft
273.8 mm
27.38 cm
10.7795 in
0.8983 ft
305.71 mm
30.571 cm
12.0358 in
1.003 ft
Weight with stand8.4 kg
18.52 lbs
9.55 kg
21.05 lbs
11.1 kg
24.47 lbs
10.37 kg
22.86 lbs
Box width982 mm
98.2 cm
38.6614 in
3.2218 ft
---
Box height508 mm
50.8 cm
20 in
1.6667 ft
---
Box depth212 mm
21.2 cm
8.3465 in
0.6955 ft
---
Box weight12 kg
26.46 lbs
--15.9 kg
35.05 lbs
Stand width---430.72 mm
43.072 cm
16.9575 in
1.4131 ft
Stand height---382.12 mm
38.212 cm
15.0441 in
1.2537 ft
Stand depth-220 mm
22 cm
8.6614 in
0.7218 ft
-305.71 mm
30.571 cm
12.0358 in
1.003 ft
ColorsWhiteBlackBlackWhite and Black

Ergonomics

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

VESA mountYesYesYesYes
VESA interface100 x 100 mm100 x 100 mm100 x 100 mm100 x 100 mm
Removable standYesYesYesYes
Height adjustmentYesYesYesYes
Height adjustment range110 mm
11 cm
4.3307 in
0.3609 ft
110 mm
11 cm
4.3307 in
0.3609 ft
130 mm
13 cm
5.1181 in
0.4265 ft
110 mm
11 cm
4.3307 in
0.3609 ft
Landscape/portrait pivotNoNoNoNo
Left/right swivelNoNoYesYes
Left swivel--20 °20 °
Right swivel--20 °20 °
Forward/backward tiltYesYesYesYes
Forward tilt5 °5 °5 °5 °
Backward tilt15 °20 °21 °21 °
---Slant adjust - -5° to 5°

Audio

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

Speakers2 x 7 W2 x 5 W--
Maxx AudioSoundBar
Two digital microphones
8 LED lights strip
--

Camera

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

CameraNoNoNoNo

Connectivity

Available connectivity ports, slots and interfaces.

Connectivity1 x USB 3.0 (Type-C; upstream)
2 x USB 3.0 (Type-A; downstream)
2 x HDMI 2.0
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out
1 x USB (Type-C; power supply only)
1 x USB (Type-C; upstream; 10W; DP Alt Mode)
2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out (headphones and microphone)
3 x USB 3.0 (downstream)
1 x USB 3.0 (downstream; BC 1.2)
1 x USB 3.0 (Type-B; upstream)
1 x HDMI 1.4
1 x DisplayPort 1.2
1 x 3.5 mm Audio Out (headphone)
1 x 3.5 mm Audio Out (line-out)
4 x USB 3.2 (Type-A; Gen 1; 5 Gbps downstream)
1 x USB 3.2 (Type-B; Gen 1; 5 Gbps upstream)
2 x HDMI 2.0
1 x DisplayPort 1.4
1 x 3.5 mm Audio Out (headphones)
1 x 3.5 mm Audio Out
High-bandwidth Digital Content Protection (HDCP)High-bandwidth Digital Content Protection (HDCP) 2.2--

Features

Some additional functional features of the model.

Features6-Axis Control
AMD FreeSync technology
Black Stabilizer
Flicker-free technology
Picture-by-Picture
Picture-in-Picture
Quick Charge
Screen Split 2.0
Flicker-free technology
Low Blue Light
AlienFX custom lighting
Nvidia G-SYNC Technology
Built in cable-management
Flicker-free technology
Dynamic on-screen display
3-sided bezelless design
360-degree ventilation
5-axis OSD joystick
AlienFX Lighting
Ambient Light Sensor
ComfortView Plus
Flicker-free technology
Legend 2.0 ID
Low Blue Light
NVIDIA G-Sync Ultimate
Quantum Dot Color
Stadium Loop AlienFX Lighting

Certificates, standards and licenses

Licenses from regulatory agencies, standards, certificates.

Certificates, standards and licensesBSMI
CCC
CE
cTick
ENERGY STAR 6.0
ErP
FCC Class B
UL/cUL
--RoHS
TUV Rheinland Low Blue Light (Hardware Solution)

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
0 °C - 40 °C
32 °F - 104 °F
0 °C - 40 °C
32 °F - 104 °F
Operating humidity10 % - 80 %10 % - 80 %0 % - 80 %10 % - 90 %
Operating altitude-5000 m
16404.2 ft
5000 m
16404.2 ft
5000 m
16404.2 ft
Storage temperature-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
-20 °C - 60 °C
-4 °F - 140 °F
Storage humidity5 % - 85 %10 % - 90 %5 % - 90 %10 % - 80 %
Storage altitude-12192 m
40000 ft
12192 m
40000 ft
12192 m
40000 ft

Accessories

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

AccessoriesDisplayPort cable
HDMI cable
USB Type-C cable
-DisplayPort cable
HDMI cable
USB 3.0 upstream cable
Stand base
Stand riser
I/O cover
DisplayPort to DisplayPort cable
Mini DisplayPort to DisplayPort cable
HDMI cable
USB 3.2 Type-B cable

Additional features

Information about other features.

Additional featuresAnti-theft stand lock slot--Security lock slot
 LG 34UC99Huawei MateView GT 34Dell Alienware AW3420DWDell Alienware AW3423DW