LG 34WN750
- Monitors
- 34″
- QHD
- LCD / LED
Uses 18% more energy than the average for 34-inch monitors on Wattabill (559 models).
Running cost at a glance
- €23.28 per year
- €233 over 10 years
- 80.4 kWh per year
- 17 kg CO₂e per year from electricity use
Your country and usage
- Electricity at €0.2896 per kWh (household price with taxes, Eurostat 2025-S2).
- 210 g CO₂e per kWh generated in 2023 (European Environment Agency). Counts use only, not manufacturing.
We assume prices stay the same over the years.
Electricity prices in all EU countries
Same size and resolution, cheaper to run
Models on the market with the same screen size and resolution as the LG 34WN750 that use at least 5% less energy.
About this model
Text from the manufacturer, via Icecat.
Elevate Your Home Office Equipment
The 21:9 UltraWide™ QHD resolution (3440x1440) offers more screen space compared to QHD resolution display. Enjoy your Webinar with viewing larger materials and more attendees, thanks to the screen.
Online Classroom with Wide Field of View
Easily manage textbooks, lectures, conversations and searches in a single view and turn the wide screen into your favourite online classroom.
Stop Alt-Tabbing and Start Viewing Side-by-Side
Enables you to work with reports at a glance with datasheets and slides side by side without repeating Alt-tab.
Read more
More Space for Multi-Tasking
The UltraWide™ QHD screen (3440x1440 resolution, 21:9 aspect ratio) is great for work. This allows for monitoring of large amounts of footage for video editing, and numerous audio plugins and effects can be displayed at once.
Detailed Contrast
To more fully realise content creator's vision, this monitor is compatible with industry standard HDR10 high dynamic range, supporting specific levels of colour and brightness that exceed the capabilities of ordinary monitors.
True Colours and Wider View
LG IPS monitor displays impeccable colour accuracy. With a wider viewing angle, the IPS display boasts 99% coverage of the sRGB colour spectrum.
Immersive Experience
This streamlined display features a slim bezel on three sides and no distractions from the dazzlingly precise, lifelike image while 7W Stereo Speakers with MaxxAudio® completes your immersive experience.
Control with a Few Clicks
You can customise the workspace by splitting the display or adjusting basic monitor options with just a few mouse clicks.
Clearer, Smoother Image
With AMD FreeSync™ technology, gamers can experience seamless, fluid movement throughout hi-res, fast-paced games. AMD FreeSync™ virtually eliminates screen tearing and stuttering.
React Faster to Opponents
Minimise input lag with Dynamic Action Sync so gamers can catch every single moment in real-time.
Attack First in Dark
Gamers can avoid snipers hiding in the darkest places and quickly escape situations when the flash explodes.
Care for Eyes
Flicker Safe reduces invisible flickering on the screen and provides a more comfortable working environment for your eyes with Reader Mode, which creates a screen with a colour temperature similar to that of paper.
Easy and Comfortable
The One-Click stand makes it easy to install without any other equipment, and flexibly adjust the height and tilt of the big screen to position it in the optimal position for you.
Specifications
| Brand | LG |
|---|---|
| Model | 34WN750 |
| Energy class | G |
| Screen size | 34″ (86.7 cm) |
| Power in on mode (SDR) | 36.7 W |
| Energy class (HDR) | G |
| Power in on mode (HDR) | 48.7 W |
| Standby | 0.5 W |
| Off mode | 0.3 W |
| Resolution | 3440 × 1440 |
| Aspect ratio | 21:9 |
| Panel | LED LCD |
| Refresh rate | 60 Hz |
| Power supply | External |
| Guaranteed support | 8 years |
| Software updates | 8 years |
| Spare parts available | 8 years |
| On the market since | February 26, 2021 |
| EPREL registration number | 356252 |
Source: EPREL, European Commission. Data updated October 13, 2026.
Product description and images: Icecat (Open Icecat), provided as is, without warranty.