ASUS ROG Strix OLED XG34WCDMTG 34″ 240Hz Monitor

34 inch · 3440 x 1440 · 240 Hz · OLED

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Screen size 34 inch
Resolution 3440 x 1440
Refresh rate 240 Hz
Panel OLED
Response time 0.03 ms

ASUS ROG Strix OLED XG34WCDMTG 34″ 240Hz Monitor is a 34-inch monitor with 3440 x 1440 resolution, a 240 Hz refresh rate and OLED panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-12-13

Specifications

Key specs

Screen size: 34 inch
Resolution: 3440 x 1440
Refresh rate: 240 Hz
Panel: OLED
Response time: 0.03 ms
Released: 2025-12-13
Part number: XG34WCDMTG
EAN / UPC: 0199291061606

Display

Display diagonal: 86.4 cm (34")
Display resolution: 3440 x 1440 pixels
HD type: UltraWide Quad HD
Native aspect ratio: 21:9
Display technology: QD-OLED
Panel type: OLED
Display brightness (peak): 1000 cd/m²
Display brightness (typical): 250 cd/m²
Response time: 0.03 ms
Response time measurement type: GTG (Gray to Gray)
Anti-glare screen: Yes
Screen shape: Curved
Screen curvature rating: 1800R
Contrast ratio (typical): 1500000:1
Contrast ratio (dynamic): 1500000:1
Maximum refresh rate: 240 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.073 billion colours
Pixel pitch: 0.231 x 0.231 mm
Viewable size, horizontal: 80 cm
Viewable size, vertical: 33.7 cm
Display diagonal (metric): 86 cm
High Dynamic Range (HDR) supported: Yes
High Dynamic Range (HDR) technology: Dolby Vision
Colour depth: 10 bit
Colour gamut standard: DCI-P3
DCI-P3 coverage: 99%

Performance

NVIDIA G-SYNC: Yes
NVIDIA G-SYNC type: G-SYNC Compatible
AMD FreeSync: Yes
AMD FreeSync type: FreeSync Premium Pro
Flicker-free technology: Yes
Low Blue Light technology: Yes
Game mode: Yes
Operating system version: Android 14

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Multimedia

Number of speakers: 2
RMS rated power: 10 W
Built-in speaker(s): Yes

Design

Market positioning: Gaming
Product colour: Black

Ports & interfaces

Built-in USB hub: Yes
USB hub version: 2.0
USB upstream port type: USB Type-A
Number of upstream ports: 2
USB Power Delivery (USB PD): Yes
USB Power Delivery up to: 90 W
HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.1
DisplayPorts quantity: 1
DisplayPort out version: 1.4
HDCP: Yes
HDCP version: 2.2

Network

Wi-Fi: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Wall mountable: Yes
Cable lock slot: Yes
Cable lock slot type: Kensington
Height adjustment: Yes
Adjustable height (max): 11 cm
Swivelling: Yes
Swivel angle range: -25 - 25°
Tilt adjustment: Yes
Tilt angle range: -5 - 20°

Power

Energy efficiency class (SDR): G
Energy efficiency class (HDR): G
Energy consumption (SDR) per 1000 hours: 33 kWh
Energy consumption (HDR) per 1000 hours: 50 kWh
Power consumption (typical): 41.5 W
Power consumption (standby): 0.5 W
Power consumption (off): 0.3 W
AC input voltage: 100 - 240 V
AC input frequency: 50/60 Hz
Power supply type: Internal
Energy efficiency scale: A to G

Weight & dimensions

Width (with stand): 811.7 mm
Depth (with stand): 119.2 mm
Height (with stand): 545.2 mm
Weight (with stand): 8.8 kg
Width (without stand): 811.7 mm
Depth (without stand): 108.4 mm
Height (without stand): 357.6 mm
Weight (without stand): 6.2 kg

Technical details

Native refresh rate: 60 Hz

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About this product

ROG Strix OLED XG34WCDMTG The ROG Strix OLED XG34WCDMTG is a 34-inch, 240Hz ultra-wide QD-OLED gaming monitor. With the addition of the Neo Proximity Sensor in the new ROG OLED Care Pro suite, the monitor transitions to a black screen when no user is detected, guarding against burn-in. The monitor also comes with built-in Google TV, giving you instant access to a vast library of streaming apps, movies, and shows. Enjoy your favorite entertainment and games seamlessly — all in one display, no external devices required.

ROG IMMERSIVE GAMEPLAY

Designed for discerning gamers and professional creators, it offers a resolution of 3440x1440 and 1800R curvature for smooth and immersive gaming visuals.

ASUS OLED CARE PRO

New ASUS OLED Care Pro technology provides a full set of customizable monitor settings to protect the OLED panel and ensure longevity. Plus, it includes the new Neo Proximity Sensor that detects your distance from the monitor and transitions to a black image when you’re away to safeguard the panel from burn-in. All settings can be easily managed via DisplayWidget Center.

XG34WCDMTG vs similar monitors

	ASUS ROG Strix OLED XG34WCDMTG 34″ 240Hz Monitor	ASUS ROG Strix OLED XG34WCDMS 34″ 280Hz Monitor	AOC AGON PRO AG346UCDAM 34″ 175Hz Monitor	Alienware AW3426DW 34″ 280Hz Monitor
Screen size	34 inch	34 inch	34 inch	34 inch
Resolution	3440 x 1440	3440 x 1440	3440 x 1440	3440 x 1440
Refresh rate	240 Hz	280 Hz	175 Hz	280 Hz
Panel	OLED	OLED	OLED	OLED
Response time	0.03 ms	0.03 ms	0.03 ms	0.03 ms
Released	2025	2026	2026	2026