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LG · OLED

34GX90SB-W

34-inch OLED with 3440 × 1440 at up to 240Hz and a wider desktop.

34" · 3440 × 1440 · 240Hz native

Exact model: 34GX90SB-W

Price not verified

Stock not verified

View at LG
LG 34GX90SB-W OLED monitor
Product image: LG
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Before you buy.

USB-C carries video and supplies up to 65W. Compare that with your computer's charging needs.

Exact model specifications

Specifications.

Model number
34GX90SB-W
Screen size
34 inches
Panel technology
OLED
Native resolution
3440 × 1440
Pixel density
110 ppi (approx.)
Maximum at native resolution
240Hz
Screen format
Ultrawide
Curvature
800R
Screen coating
Not confirmed
Connections
HDMI 2.1, DisplayPort, USB-C
USB-C video
Yes
USB-C charging
65W
Built-in speakers
Yes
KVM switch
Not confirmed
HDR format / certification
VESA DisplayHDR True Black 400
Variable refresh rate
G-SYNC Compatible, FreeSync Premium Pro
Burn-in coverage
Not confirmed
Sources and product image 2 sources
  • lg.com

    US · Checked 2026-10-25

  • lg.com

    UK · Checked 2026-10-25

Image: LG product image.

Compare before deciding

Alternatives for the same use.

Keep the same screen size class and resolution, then compare what changes.

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Closest screen match
Acer UM.CXXAA.X01 OLED monitor
AcerWOLED

Predator X34 Xbmiiphuzx

Exact model: UM.CXXAA.X01

34" · 3440 × 1440 at 240Hz native

Same 34-inch class and native refresh for gaming.

Compared with 34GX90SB-W

USB-C charging
90W34GX90SB-W: 65W
Documented inputs
HDMI 2.1, DisplayPort 1.434GX90SB-W: HDMI 2.1, DisplayPort, USB-C
KVM switch
Yes34GX90SB-W: Not confirmed
Burn-in coverage
Covered for 3 years, subject to warranty terms34GX90SB-W: Not confirmed

USB-C carries video and supplies up to 90W. Compare that with your computer's charging needs.

Compare with this model
$699.99

In stock at Amazon

Checked . Price details
Check price on AmazonFull specifications and sources →
More USB-C charging power
ASUS PG34WCDM OLED monitor
ASUSWOLED

ROG Swift OLED PG34WCDM

Exact model: PG34WCDM

34" · 3440 × 1440 at 240Hz native

Same 34-inch class and native refresh for gaming.

Compared with 34GX90SB-W

USB-C charging
90W34GX90SB-W: 65W
Built-in speakers
No34GX90SB-W: Yes
Documented inputs
HDMI 2.1, DisplayPort 1.434GX90SB-W: HDMI 2.1, DisplayPort, USB-C
KVM switch
Yes34GX90SB-W: Not confirmed

USB-C carries video and supplies up to 90W. Compare that with your computer's charging needs.

Compare with this model
Price not verified

Stock not verified

View at ASUSFull specifications and sources →