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ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor

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The ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS Monitor features a 27 inch display with a max resolution of 2560 x 1440, 180Hz refresh rate, 1ms (GtG) response time, G-Sync and AMD FreeSync compatible, HDR10 support, flicker-free and ultra-low blue light technology, tilt, swivel, pivot and height adjustable and VESA mount 100mm support.



ROG Strix XG27ACS USB Type-C Gaming Monitor – 27-inch 2560x1440, 180Hz (Above 144Hz), 1ms (GTG), Fast IPS, Extreme Low Motion Blur Sync, USB Type-C, G-Sync compatible, DisplayWidget Center, tripod socket, HDR.

  • 27-inch 2560 x 1440 HDR gaming monitor with ultrafast 180Hz refresh rate designed for professional gamers and immersive gameplay
  • ASUS Fast IPS technology enables a 1ms response time (GTG) for sharp gaming visuals with high frame rates
  • ASUS Extreme Low Motion Blur Sync (ELMB SYNC) technology enables ELMB together with variable refresh rate, eliminating ghosting and tearing for sharp gaming visuals with high frame rates
  • DisplayWidget Center enables easy OSD access and monitor settings adjustments with a mouse
  • USB Type-C hub supports video transmission in DisplayPort signal; can serve as a USB hub, meaning that you can connect your device to your wired peripherals with clutter-free set-up

Utility Redefined

Elevate your gaming experience with the ROG Strix XG27ACS, meticulously crafted for utility and performance. Immerse yourself in smooth, lifelike visuals boasting a 1440p resolution, 180Hz refresh rate, and lightning-fast 1ms response time. Conquer challenges effortlessly with AI-powered features, and enhance your connectivity options with the inclusion of a versatile Type-C connection, ensuring you stay ahead while enjoying the convenience of modern connectivity.

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 1

Visual Brilliance Beyond Compare

Immerse yourself in stunning visual precision with the ROG Strix XG27ACS. Its Fast IPS technology, coupled with a vivid 1440p resolution and Display HDR400 support, ensures an unparalleled gaming and multimedia experience, bringing every detail to life with vibrant colours and remarkable clarity.

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 2

Seamless Speed and Precision

Decimate lag and motion blur with 180Hz refresh rate and lightning-fast 1ms (GTG) response time. This combination ensures smooth, responsive gameplay, giving you the edge in fast-paced titles like first-person shooters, racing games, and real-time strategy games. React instantly to on-screen action and land those critical shots with confidence.

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 3

Tear-Free, Ghost-Free Gaming

Enjoy a tear-free gaming experience with G-SYNC & FreeSync compatibility. This ensures smooth, synchronised visuals by enabling variable refresh rate (VRR) by default. Additionally, ELMB-SYNC technology eliminates ghosting and tearing for sharp visuals and high frame rates while gaming. Integrated ASUS Variable Overdrive technology dynamically adjusts the monitor's overdrive setting as frame rates fluctuate, ensuring optimal results for any game.

Vivid Colours, Factory Checked

Immerse yourself in a wider range of vibrant colours with a cinema-standard DCI-P3 97% and sRGB 133% colour gamut. Each monitor undergoes rigorous factory checks to ensure colour accuracy, guaranteeing a lifelike and immersive visual experience.

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 4

Versatile Connectivity

Connect your devices with ease thanks to the extensive connectivity options, including a Type-C port (Need to check whether the USB-C port of your devices supports DP Alt mode prior to use. ) supports DP Alt mode for video out and power delivery, DisplayPort 1.4 for high-resolution and high-refresh-rate connections, and HDMI 2.0 port for connecting consoles and other multimedia devices.

AI-Powered Advantage

With AI-powered GamePlus technology, the monitor analyses the scene on-screen in real-time and adjusts the GamePlus crosshair to enhance targeting accuracy. Additionally, Dynamic Shadow Boost brightens dark areas without overexposing bright areas, providing a clear advantage in low-light environments.

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 5

Dynamic Crosshair

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 6

Dynamic Shadow Boost

ASUS ROG Strix XG27ACS QHD 180Hz G-Sync HDR IPS 27in Monitor Feature 7

Compact Design, Ergonomic Comfort

This monitor boasts a compact footprint, saving valuable desk space. It also features a convenient phone holder on the stand, allowing you to easily keep your phone within reach and charge it simultaneously via the Type-C port. The ergonomically-designed stand provides tilt, swivel, pivot and height adjustment, ensuring you find the perfect viewing position for all-day comfort. Additionally, VESA compatibility lets you mount the monitor to the wall for even greater flexibility.

Effortless Settings Customisation

Easily adjust your monitor settings through the intuitive DisplayWidget Center app, eliminating the need for physical buttons. Customise your settings for different games and applications with ease.

Sustaining an Incredible Future

Eco-Friendly Packaging

ASUS is committed to environmental responsibility. This monitor is shipped in packaging made from 100% recycled cardboard, minimising waste and promoting sustainable practices.


General Data

Model Number XG27ACS
Accessories (Vary by Regions) DisplayPort cable
Power cord
Quick start guide
ROG pouch
ROG sticker
Warranty Card
Certificate TÜV Flicker-free
TÜV Low Blue Light
VESA AdaptiveSync Display 180Hz
VESA DisplayHDR 400
AMD FreeSync
G-SYNC Compatible


Panel Size (inch) 27
Aspect Ratio 16:9
Colour Space (DCI-P3) 97%
Colour Space (sRGB) 133%
Panel Type Fast IPS
True Resolution 2560 x 1440
Display Viewing Area (H x V) 596.74 x 335.66 mm
Display Surface Non-Glare
Pixel Pitch 0.233 mm
Brightness (Typ.) 350 cd/㎡
Brightness (HDR, Peak) 400 cd/㎡
Contrast Ratio (Typ.) 1000:1
Viewing Angle (CR≧10) 178°/ 178°
Response Time 1 ms (GTG)
Display Colours 16.7M
Flicker Free Yes
HDR (High Dynamic Range) Support HDR10
Refresh Rate (Max) 180 Hz

Video Feature

Trace Free Technology Yes
GamePlus Yes
Low Blue Light Yes (Hardware Solution)
HDCP Support Yes, 2.2
Game Visual Yes
VRR Technology Yes (Adaptive-Sync)
Extreme Low Motion Blur Yes
ELMB Sync Yes
Shadow Boost Yes
Display Widget Yes, DisplayWidget Center

I/O Ports

DisplayPort 1.4(HBR3) 1
HDMI (v2.0) 1
USB-C (DP Alt Mode) 1
Earphone Jack Yes
USB-C Power Delivery 7.5 W

Digital Signal Frequency

USB-C, DisplayPort 30 KHz to 255 KHz (H) / 48 Hz to 180 Hz (V)
HDMI 30 KHz to 225 KHz (H) / 48 Hz to 144 Hz (V)

Power Consumption

Power Consumption <23.1 W
Power Saving Mode <0.5 W
Power Off Mode <0.3 W

Mechanical Design

1/4" Tripod Socket Yes
Tilt Yes (+20° ~ -5°)
Swivel Yes (+45° ~ -45°)
Pivot Yes (+90° ~ -90°)
Height Adjustment 0 ~ 120 mm
VESA Wall Mounting 100 x 100 mm
Kensington Lock Yes

Dimensions (Esti.)

Phys. Dimension Stand (W x H x D) 64.18 x 51.29 x 21.88 cm (25.27" x 20.19" x 8.61")
Phys. Dimension without Stand (W x H x D) 64.18 x 36.71 x 6.01 cm (25.27" x 14.45" x 2.37")

Weight (Esti.)

Net Weight with Stand 6.61 kg (14.57 lbs)
Net Weight without Stand 3.93 kg (8.66 lbs)
Backed by a 3 year ASUS warranty.

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