ASUS ROG Strix XG27UCG 27" 4K 160Hz Dual-Mode Gaming Monitor

At a Glance

The ASUS ROG Strix XG27UCG is a 27-inch dual-mode gaming monitor designed to give gamers both high-resolution visuals and ultra-fast competitive performance.

It supports 3840 x 2160 4K UHD at up to 160Hz or 1920 x 1080 Full HD at up to 320Hz, allowing users to switch between detailed 4K gaming and higher-refresh-rate esports play.

Short Description

The ASUS ROG Strix XG27UCG is a 27-inch Fast IPS gaming monitor featuring dual-mode operation with 4K UHD at up to 160Hz or Full HD at up to 320Hz.

With a 1ms GtG response time, DisplayHDR 400, AMD FreeSync Premium, NVIDIA G-SYNC Compatibility, USB-C connectivity and advanced ROG gaming features, it is built for both immersive 4K gaming and fast competitive play.

Why Choose This ASUS

The XG27UCG gives gamers a useful choice that most monitors force them to make before buying: resolution or refresh rate.

In 4K UHD mode, it delivers detailed 3840 x 2160 visuals at up to 160Hz. Switch to Full HD mode, and the refresh rate can increase to 320Hz for competitive gaming where speed matters more than pixel count.

The Fast IPS panel combines a 1ms response time, wide colour coverage and adaptive-sync technologies, making this a particularly versatile option for gamers who play both cinematic titles and fast esports games.

Best For

• 4K PC gaming
• Competitive esports
• High-refresh-rate gaming
• FPS gaming
• Racing games
• Action games
• Console gaming
• Gaming and multimedia
• Gaming content creation
• Multi-purpose gaming setups

Product Description

The ASUS ROG Strix XG27UCG combines high-resolution gaming and high-refresh-rate esports performance in a single 27-inch display.

Its dual-mode design allows users to switch between 3840 x 2160 4K UHD at up to 160Hz for detailed gaming and multimedia, or 1920 x 1080 Full HD at up to 320Hz for fast competitive gaming.

The Fast IPS panel delivers a 1ms GtG response time, wide 178-degree viewing angles and support for approximately 1.073 billion colours. It covers 95% DCI-P3 and 130% sRGB.

Typical brightness is rated at 350cd/m², while peak HDR brightness reaches 400cd/m².

HDR10 and VESA DisplayHDR 400 support compatible HDR content, while AMD FreeSync Premium, NVIDIA G-SYNC Compatibility and Adaptive-Sync help reduce tearing and stuttering during gameplay.

ROG gaming technologies include Extreme Low Motion Blur, ELMB Sync, GameFast Input, Shadow Boost, Dynamic Shadow Boost, Dynamic Crosshair, AI Visual, GamePlus, GameVisual and Aspect Control.

Connectivity includes HDMI 2.1, DisplayPort 1.4 HBR3, and USB-C with DisplayPort Alternate Mode. The USB-C connection also provides up to 15W Power Delivery to compatible devices.

Key Features

• 27-inch dual-mode gaming monitor
• Fast IPS panel technology
• 3840 x 2160 4K UHD
• 4K UHD at up to 160Hz
• Full HD at up to 320Hz
• Dual Mode with Frame Rate Boost
• 1ms GtG response time
• HDR10 support
• VESA DisplayHDR 400
• 400cd/m² HDR peak brightness
• 350cd/m² typical brightness
• 95% DCI-P3
• 130% sRGB
• 1.073 billion display colours
• 10-bit colour
• Adaptive-Sync
• AMD FreeSync Premium
• NVIDIA G-SYNC Compatible
• Extreme Low Motion Blur
• ELMB Sync
• GameFast Input technology
• Shadow Boost
• Dynamic Shadow Boost
• Dynamic Crosshair
• AI Visual
• ASUS GamePlus
• ASUS GameVisual
• Aspect Control
• ASUS DisplayWidget Center
• HDMI 2.1
• DisplayPort 1.4 HBR3
• USB-C with DisplayPort Alternate Mode
• USB-C Power Delivery up to 15W
• 3.5mm earphone output
• Aura Sync lighting
• Integrated tripod socket
• Integrated phone holder
• Fully adjustable ergonomic stand
• 100 x 100mm VESA mounting
• No built-in speakers

Specifications

Dual-Mode Gaming

The XG27UCG is designed around two distinct gaming modes.

4K UHD Mode

• 3840 x 2160 resolution
• Up to 160Hz
• Ideal for detailed gaming, visual quality and multimedia

Full HD Frame Rate Boost Mode

• 1920 x 1080 resolution
• Up to 320Hz
• Designed for fast competitive and esports gaming

This gives users the flexibility to prioritise image detail or refresh rate depending on the game being played.

Gaming Performance

The Fast IPS panel combines a 1ms GtG response time with high-refresh-rate operation.

Gaming technologies include:

• Extreme Low Motion Blur
• ELMB Sync
• GameFast Input
• ASUS GamePlus
• ASUS GameVisual
• Shadow Boost
• Dynamic Shadow Boost
• Dynamic Crosshair
• AI Visual
• Aspect Control

These features provide additional control over motion clarity, visibility and display behaviour in supported games.

HDR & Colour

The XG27UCG supports:

• HDR10
• VESA DisplayHDR 400
• 400cd/m² HDR peak brightness
• 350cd/m² typical brightness
• 95% DCI-P3
• 130% sRGB
• 10-bit colour
• 1.073 billion display colours

This gives the monitor broader colour reproduction and HDR capability alongside its gaming-focused performance.

Variable Refresh Rate

The monitor supports:

• Adaptive-Sync
• AMD FreeSync Premium
• NVIDIA G-SYNC Compatible

These technologies help synchronise the monitor refresh rate with compatible graphics hardware to reduce tearing and improve motion smoothness.

USB-C & Connectivity

Connectivity includes:

• 1 x HDMI 2.1
• 1 x DisplayPort 1.4 HBR3
• 1 x USB-C with DisplayPort Alternate Mode
• 1 x 3.5mm earphone output

The USB-C connection supports:

• DisplayPort video
• Up to 15W Power Delivery

The connected USB-C device must support DisplayPort Alternate Mode to transmit video.

The 15W USB-C Power Delivery output is intended for compatible lower-power devices and is not designed to replace the primary charger of notebooks requiring higher charging power.

4K 160Hz Compatibility

The monitor supports 3840 x 2160 operation at up to 160Hz through compatible digital interface configurations.

It can also operate at 1920 x 1080 at up to 320Hz in Full HD dual mode.

Actual maximum refresh rate depends on:

• Graphics hardware
• Selected interface
• Cable capability
• Display configuration
• Connected device settings

Ergonomics & Setup

The fully adjustable stand provides flexibility for different gaming setups.

• Height: 0 to 120mm
• Tilt: -5° to +20°
• Swivel: -45° to +45°
• Pivot: -90° to +90°
• VESA Mount: 100 x 100mm

Additional setup features include:

• Aura Sync lighting
• Integrated 1/4-inch tripod socket
• Integrated phone holder
• Kensington security-lock support

ASUS Eye Care

The XG27UCG includes:

• ASUS Flicker-Free technology
• ASUS Low Blue Light technology

These features are designed to support more comfortable extended viewing.

Compatibility

Compatible with supported gaming PCs, laptops, media devices and consoles featuring HDMI, DisplayPort or compatible USB-C video output.

Achieving 4K UHD at up to 160Hz or Full HD at up to 320Hz requires compatible graphics hardware, cables and display settings.

AMD FreeSync Premium and NVIDIA G-SYNC Compatible functionality require supported graphics hardware and software.

USB-C video requires DisplayPort Alternate Mode support.

Compatible monitor arms and wall mounts must support the 100 x 100mm VESA mounting standard.

What’s in the Box

• ASUS ROG Strix XG27UCG Gaming Monitor
• Adjustable monitor stand and base
• DisplayPort cable
• External power adapter
• Power cord
• ROG pouch
• ROG sticker
• Quick-start guide
• Warranty card

Warranty

Three-Year ASUS Monitor Warranty