Model
34U511B
Screen Size
34 inches
Panel Type
IPS
Resolution
Refresh Rate
Max 100 Hz
Response Rate
1ms (MBR)
LG 34 Ultrawide Monitor 34U511B WFHD IPS 100Hz

Comprehensive review of the LG 34 UltraWide 34U511B: Vast workspace and outstanding performance
Ultrawide monitors have become the preferred choice for professionals, content creators, and even gamers looking for a larger field of view without the need for two adjacent screens. The LG 34 UltraWide 34U511B comes to provide a complete solution that combines a large size, exceptional color quality thanks to the IPS panel, and modern technologies that ensure eye comfort and smooth performance, making it a valuable addition to any office or work environment. LG 34 UltraWide 34U511B offers a comprehensive solution that combines a large size, exceptional color quality thanks to the IPS panel, and modern technologies that ensure eye comfort and smooth performance, making it a valuable addition to any office or work environment.
Features of the LG 34 UltraWide 34U511B
This 34-inch monitor is designed to meet multitasking needs efficiently, while also providing technical features that make it suitable for enjoying entertainment content and light gaming, with its features distributed as follows:
Panoramic visual experience (21:9 aspect ratio and WFHD resolution)
The screen features an ultra-wide aspect ratio of21:9, providing additional horizontal space that allows you to open multiple windows side by side seamlessly. The screen comes with a resolution ofWFHD (2560 x 1080), which is an excellent resolution for this size, offering clear details and easily readable text, enhancing your productivity whether in video editing, handling large spreadsheets, or browsing longer timelines in editing software.
Superior color quality and stunning contrast (IPS & DisplayHDR 400)
The screen relies on anIPSpanel that ensures excellent color accuracy and wide viewing angles of up to 178 degrees. With a color coverage of 99% sRGB, you will get accurate and realistic colors that meet essential graphic design requirements. What sets this version apart is its high brightness of up to 400 nits (Typ.) and its support for theVESA DisplayHDR™ 400, providing a dynamic range that enhances lighting contrast and highlights details in very bright or dark scenes.
Smooth performance and a 100Hz refresh rate
To ensure a comfortable and tear-free daily usage experience, the screen supports a refresh rate of100Hz, which is significantly higher than traditional screens (60Hz). This refresh rate provides greater smoothness when scrolling through web pages and window movements, in addition to enhancing the gaming experience supported by Motion Blur Reduction Tech.
Advanced technologies for eye protection and performance enhancement
LG is committed to user comfort during long working hours, so the screen is equipped with eye protection technologies such asFlicker Safeto prevent eye-straining flicker, and aReader Modeto reduce blue light. For gamers, the screen includes features likeBlack Stabilizerto clarify vision in dark areas, andDynamic Action SyncTo reduce input lag.
Practical design and supporting software
The screen features a sleek design with thin bezels, and it has a tilt adjustment to suit your eye level. The screen also supports theDual Controllerwhich allows you to control multiple devices connected to the screen using a single keyboard and mouse, thereby doubling your workflow efficiency.

Specifications of the LG 34 UltraWide 34U511B
DISPLAY
Size [Inch]: 34
Aspect Ratio: 21:9
Panel Type: IPS
Resolution: 2560 x 1080
Pixel Pitch [mm]: 0.3124 x 0.310 mm
Color Depth (Number of Colors): 16.7M
Viewing Angle (CR≥10): 178º(R/L), 178º(U/D)
Brightness (Typ.) [cd/m²]: 400 cd/m²
Contrast Ratio (Typ.): 1000:1
Color Gamut (Typ.): sRGB 99% (CIE1931)
Color Gamut (Min.): sRGB 95% (CIE1931)
Refresh Rate (Max.) [Hz]: 100
Brightness (Min.) [cd/m²]: 320 cd/m²
Contrast Ratio (Min.): 700:1
Size [cm]: 86.36 cm
CONNECTIVITY
HDMI: YES (1ea)
DisplayPort: YES (1ea)
DP Version: 1.4
Headphone out: 3-pole (Sound Only)
FEATURES
Color Weakness: YES
Smart Energy Saving: YES
Flicker Safe: YES
Dynamic Action Sync: YES
Black Stabilizer: YES
Crosshair: YES
Reader Mode: YES
Super Resolution+: YES
VESA DisplayHDR™: DisplayHDR™ 400
Motion Blur Reduction Tech.: YES
Auto Input Switch: YES
HDR Effect: YES
MECHANICAL
Display Position Adjustments: Tilt
Wall Mountable [mm]: 100 x 100 mm
DIMENSIONS/WEIGHTS
Dimension in Shipping (W x H x D) [mm]: 910 x 200 x 461 mm
Dimension with Stand (W x H x D) [mm]: 816.5 x 486.7 x 220.0 mm
Dimension without Stand (W x H x D) [mm]: 816.5 x 365.3 x 45.5 mm
Weight in Shipping [kg]: 9.9 kg
Weight with Stand [kg]: 7.6 kg
Weight without Stand [kg]: 6.0 kg
INFO
Product name: UltraWide
Year: Y25
POWER
Power Consumption (Sleep Mode): Less than 0.5W
Power Consumption (DC Off): Less than 0.3W
AC Input: 100~240V (50/60Hz)
Type: External Power (Adapter)
ACCESSORY
HDMI: YES
SW APPLICATION
Dual Controller: YES
Specifications
| Monitor | |
|---|---|
| Flat / Curved | Flat |
| Monitor Size | 34 Inch |
| Refresh Rate | 100Hz |
| Screen Resolution | WFHD (2560x1080) |
| Panel Type | IPS |
| Response Time | 1 ms (MBR) |
| Information | |
|---|---|
| Brand | LG |
| Warranty | One Year |





















