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 34UC99 | Huawei MateView GT 34 | Dell Alienware AW3420DW | Dell Alienware AW3423DW | |
 |  |  |  | |
| Model alias | 34CB99 34UC99-W 34CB99-W | ZQE-CAA | - | - |
| Model year | 2017 | 2021 | 2019 | 2022 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 34 in | 34 in | 34 in | 34.18 in |
| Diagonal | 863.6 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 |
| Width | 799.8 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 |
| Height | 334.8 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 curvature | 1900 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 manufacturer | LG Display | - | LG Display | Samsung |
| Panel model | LM340UW3-SSA1 | - | LM340UW6-SSA3 | - |
| Panel type | AH-IPS | VA | IPS | QD-OLED |
| Panel bit depth | 10 bits (8 bits + FRC) | 10 bits | 10 bits (8 bits + FRC) | 10 bits |
| FRC | Yes | - | Yes | - |
| Colors | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits | 1073741824 colors 30 bits |
| Aspect ratio | 2.389:1 | 2.389:1 | 2.389:1 | 2.389:1 |
| Resolution | 3440 x 1440 pixels | 3440 x 1440 pixels | 3440 x 1440 pixels | 3440 x 1440 pixels |
| Pixel pitch | 0.233 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 density | 109 ppi 43 ppcm | 109 ppi 43 ppcm | 109 ppi 43 ppcm | 109 ppi 42 ppcm |
| Display area | 90.77 % | - | 90.48 % | 90.85 % |
| Backlight | W-LED | W-LED | W-LED | - |
| sRGB | 99 % | 100 % | 134.5 % | 149 % |
| DCI P3 | - | 90 % | 98 % | 99.3 % |
| Brightness | 300 cd/m² | 350 cd/m² | 350 cd/m² | 250 cd/m² |
| Peak brightness | - | - | - | 1000 cd/m² |
| Static contrast | 1000 : 1 | 4000 : 1 | 1000 : 1 | - |
| Dynamic contrast | 5000000 : 1 | - | - | 1000000 : 1 |
| HDR | - | HDR10 | - | HDR10 DisplayHDR 400 True Black |
| Horizontal viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Vertical viewing angle | 178 ° | 178 ° | 178 ° | 178 ° |
| Minimum response time | 5 ms 0.0050 s | 4 ms 0.0040 s | 2 ms 0.0020 s | 0.1 ms 0.0001 s |
| Average response time | 15 ms 0.0150 s | - | 10 ms 0.0100 s | 3.3 ms 0.0033 s |
| Maximum response time | 25 ms 0.0250 s | - | - | - |
| Input lag | 10 ms 0.0100 s | - | 5 ms 0.0050 s | 7.9 ms 0.0079 s |
| Coating | Anti-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.
| 3D | No | No | No | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Horizontal frequency (digital) | 30 kHz - 90 kHz | - | 73 kHz - 180 kHz | 30 kHz - 274 kHz |
| Vertical frequency (digital) | 55 Hz - 75 Hz | 48 Hz - 165 Hz | 30 Hz - 120 Hz | 1 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.
| 110V | 100 V - 120 V | 100 V - 120 V | 100 V - 120 V | 100 V - 120 V |
| 220V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V | 220 V - 240 V |
| Alternating current frequency | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz | 50 Hz - 60 Hz |
| Electric current (A) | - | 3 A | 1.5 A | - |
| Power consumption (off) | 0.3 W | - | 0.3 W | 0.3 W |
| Power consumption (sleep) | 1.2 W | 0.5 W | 0.5 W | 0.5 W |
| Power consumption (eco) | 48 W | - | 39.13 W | - |
| Power consumption (average) | 60 W | - | 58 W | 42.3 W |
| Power consumption (maximum) | 70 W | 135 W | 110 W | 200 W |
| Power consumption (annual) | 122 kWh | - | - | 149.8 kWh |
| Energy efficiency class | B | - | - | - |
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.
| Width | 817.6 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 | 360.8 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 |
| Depth | 88.7 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 |
| Weight | 6.4 kg 14.11 lbs | 6.65 kg 14.66 lbs | 6.8 kg 14.99 lbs | 6.92 kg 15.26 lbs |
| Width with stand | 817.6 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 stand | 482.8 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 stand | 259.4 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 stand | 8.4 kg 18.52 lbs | 9.55 kg 21.05 lbs | 11.1 kg 24.47 lbs | 10.37 kg 22.86 lbs |
| Box width | 982 mm 98.2 cm 38.6614 in 3.2218 ft | - | - | - |
| Box height | 508 mm 50.8 cm 20 in 1.6667 ft | - | - | - |
| Box depth | 212 mm 21.2 cm 8.3465 in 0.6955 ft | - | - | - |
| Box weight | 12 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 |
| Colors | White | Black | Black | White and Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes | Yes | Yes | Yes |
| VESA interface | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm | 100 x 100 mm |
| Removable stand | Yes | Yes | Yes | Yes |
| Height adjustment | Yes | Yes | Yes | Yes |
| Height adjustment range | 110 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 pivot | No | No | No | No |
| Left/right swivel | No | No | Yes | Yes |
| Left swivel | - | - | 20 ° | 20 ° |
| Right swivel | - | - | 20 ° | 20 ° |
| Forward/backward tilt | Yes | Yes | Yes | Yes |
| Forward tilt | 5 ° | 5 ° | 5 ° | 5 ° |
| Backward tilt | 15 ° | 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.
| Speakers | 2 x 7 W | 2 x 5 W | - | - |
| Maxx Audio | SoundBar Two digital microphones 8 LED lights strip | - | - |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No | No | No | No |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 1 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.
| Features | 6-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 licenses | BSMI 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 temperature | 0 °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 humidity | 10 % - 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 humidity | 5 % - 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.
| Accessories | DisplayPort 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 features | Anti-theft stand lock slot | - | - | Security lock slot |
| LG 34UC99 | Huawei MateView GT 34 | Dell Alienware AW3420DW | Dell Alienware AW3423DW |