UltraGear 34GX90SA-W

The LG UltraGear 34GX90SA-W is a 34-inch curved OLED ultrawide monitor with 240Hz refresh rate, excellent contrast and color, built-in webOS smart features, and USB-C connectivity, but carries a premium price and OLED burn-in risk.

Summed up from 7 published reviews

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What reviewers like

OLED panel delivers deep blacks, high contrast, wide color gamut 1 2 3 4
240Hz refresh rate and 0.03ms response ensure smooth gaming 1 2 3 4
34-inch 800R curved ultrawide (3440x1440) for immersion 1 2 3 5
Built-in webOS enables streaming apps without a PC 1 2 3 4
USB-C with 65W PD and versatile connectivity 1 3 4 6

What they don't

OLED burn-in risk with prolonged static content 1 2 3 4
Premium price higher than non-OLED ultrawide alternatives 2 4 6 7
Aggressive 800R curve limits multi-user viewing and productivity 5 6 7
HDR peak brightness varies by scene, not class-leading 1 2 4

Best for

Gamers and streamers wanting immersive OLED with smart TV features

Skip it if

You need 4K resolution, flat screen, or budget-friendly option

Where it fits

use: Fast gamesGamingWorkPhoto and video
size: Ultrawide
resolution: 1440p
panel: OLED
must-haves: USB-CCurved

Specs

Size: 34″
Resolution: 1440p
Refresh rate: 240 Hz
Panel: OLED
Curved: Yes
USB-C: Yes
HDMI 2.1: No
Height-adjustable stand: No
Speakers: No

Also worth a look

Questions

Is the LG UltraGear 34GX90SA-W worth it?

What do reviewers like about the LG UltraGear 34GX90SA-W?

OLED panel delivers deep blacks, high contrast, wide color gamut. 240Hz refresh rate and 0.03ms response ensure smooth gaming. 34-inch 800R curved ultrawide (3440x1440) for immersion. Built-in webOS enables streaming apps without a PC. USB-C with 65W PD and versatile connectivity.

What are the downsides of the LG UltraGear 34GX90SA-W?

OLED burn-in risk with prolonged static content. Premium price higher than non-OLED ultrawide alternatives. Aggressive 800R curve limits multi-user viewing and productivity. HDR peak brightness varies by scene, not class-leading.

Who should buy the LG UltraGear 34GX90SA-W?

Gamers and streamers wanting immersive OLED with smart TV features. Skip it if you need 4K resolution, flat screen, or budget-friendly option.

Sources

We don't test products ourselves. This page sums up 7 published reviews, read on October 24, 2026; each point above links to the reviews that make it.