Can this run games at 4K?

Yes, this monitor supports 4K resolution for gaming.

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Main image of ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 2 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 3 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 4 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 5 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 6 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 7 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 8 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 9 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 10 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 11 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 12 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 13 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 14 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 15 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

Alt view image 16 of 16 - ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

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ASUS ROG Strix 27" 4K QD-OLED Gaming Monitor (XG27UCDMG) - 240Hz, 0.03ms, OLED Anti-Flicker 2.0, Custom Heatsink, OLED Care Pro, Neo Proximity Sensor, 99% DCI-P3, True 10-bit color

(4) Write a Review

26.5-inch 4K (3840 x 2160) QD-OLED gaming monitor with 240Hz refresh rate and 0.03ms response time
Latest 4th-gen QD-OLED technology delivers sharper imagery and crystal-clear text, a longer lifespan over previous-gen OLEDs
OLED Anti-Flicker 2.0 technology includes a new luminance compensation algorithm that reduces flicker by 20% compared to previous-gen panels, ensuring comfortable viewing
New ASUS OLED Care Pro functions with Neo Proximity Sensor that precisely detects when the user is away, switching to a black screen to reduce the risk of burn-in
Exclusive ASUS DisplayWidget Center application allows users to easily access OLED Care Pro functions and adjust monitor settings using a mouse
Extensive connectivity options include DisplayPort 1.4, HDMI 2.1, USB-C (DP Alt mode+ 90W PD), USB hub and earphone jack
Free 3-month Adobe Creative Cloud Subscription: Receive complimentary access with the purchase of this product (offer valid until 8/31/2025)

Overview

Specs

Reviews (4)

ONE FOR ALL

ROG Strix OLED XG27UCDMG Gaming Monitor

The ROG Strix OLED XG27UCDMG is a 27-inch, 240Hz 4K gaming monitor that boasts the latest fourth-generation QD-OLED technology to deliver supersharp visuals and crisp text. The cutting-edge QD-OLED panel offers greater longevity compared to previous OLED technologies and minimal flicker?even when frame rates fluctuate. 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.

Highlighted features

4th-gen ROG OLED technology

Supersharp image and text

OLED Care Pro with Neo Proximity Sensor to protect panel from burn-in

ROG OLED Anti-Flicker 2.0

20% Less Flicker than previous-gen panel

Uniform Brightness helps to keep brightness levels consistent for better viewing

Product design

ASUS DisplayWidget Center Software for Easy Adjustment of Monitor Settings

What's in the Box

Best Seller Ranking	#24 in Gaming Monitor

Model
Brand	ASUS
Series	ROG Strix
Model	XG27UCDMG
Cabinet Color	Black
Bezel Design	3 Sided Thin Frame

Display
Screen Size	27"
Widescreen	Yes
Glare Screen	Anti-Reflection
Panel	QD-OLED
Display Type	UHD
Adaptive Sync Technology	FreeSync Premium Pro & G-Sync Compatible
Resolution	3840 x 2160 (4K)
Aspect Ratio	16:9
Brightness	450cd/m2 (Max), 1000cd/m2 (HDR, Peak), 250cd/m2 (100% APL)
Contrast Ratio	1,500,000:1
Response Time	0.03 ms (GTG)
Color Gamut	99% DCI-P3, 145% sRGB
Display Colors	1.07 Billion
Monitor Pixel Density	0.15525mm
Refresh Rate	240 Hz
HDR Standard	HDR10
VESA Certified DisplayHDR	DisplayHDR True Black 400
Curved Surface Screen	Flat Panel

Connectivity
Video Ports	1 x DisplayPort 1.4 / 1 x USB-C (DP Alternative) 90W / 2 x HDMI 2.1
USB Ports	USB 3.2 Gen 1
Headphone	Yes

Power
Power Supply	100 - 240 VAC, 50/60Hz
Power Consumption	Power Consumption: <80W Power Saving Mode: <0.5W Power Off Mode: <0.3W

Convenience
Stand Adjustments	Tilt: Yes (+20° ~ -5°) Swivel: Yes (+45° ~ -45°) Pivot: Yes (+90° ~ -90°) Height Adjustment: 0~120mm
Built-in Speakers	No
VESA Compatibility - Mountable	100 x 100mm
Features	Color Accuracy: Delta E < 2 GamePlus: Yes Low Blue Light: Yes (Hardware Solution) HDCP Support: Yes, 2.2 Game Visual: Yes VRR Technology: FreeSync Premium Pro & G-SYNC Compatible Extreme Low Motion Blur: Yes HDR Mode: Yes Shadow Boost: Yes Display Widget: Yes, DisplayWidget Center PIP (PBP) Technology: Yes Aspect Control: Yes KVM Switch: Yes
Usage	Consumer

Dimensions & Weight
Dimensions (H x W x D)	20.06" x 24.13" x 6.64" with Stand 14.54" x 24.03" x 2.62" without Stand
Weight	16.40 lbs. with Stand 11.02 lbs. without Stand

Packaging
Package Contents	DisplayPort cable HDMI Ultra High Speed Cable Microfiber cloth Power cord Quick start guide ROG pouch ROG sticker USB 3.2 cable USB-C cable VESA mount kit Warranty Card

Additional Information
First Listed on Newegg	May 05, 2025

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Limited Warranty period (parts): 3 years
Limited Warranty period (labor): 3 years
Read full details

Return Policies

We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2025 and December 31, 2025 you will have until January 31, 2026 to return your product.

Return for refund until: January 31, 2026

Return for replacement until: January 31, 2026

This item is covered by Newegg.com's Extended Holiday Return Policy. Read full return policy for details.