ASUS ProArt PA27UCX-K 27" 4K Mini-LED HDR Monitor

At a Glance

The ASUS ProArt PA27UCX-K is a 27-inch 4K UHD professional monitor designed for colour-critical creative work, HDR production, video editing, post-production and professional content workflows.

It combines Mini-LED backlighting with 576 local-dimming zones, 1,000cd/m² peak HDR brightness, wide professional colour-gamut coverage, Delta E below 1 colour accuracy, hardware calibration and support for Dolby Vision, HDR10 and HLG.

Short Description

The ASUS ProArt PA27UCX-K is a 27-inch 4K UHD Mini-LED professional HDR monitor featuring 576 local-dimming zones, peak brightness of 1,000cd/m², wide colour-gamut coverage and factory-calibrated Delta E below 1 colour accuracy.

With Dolby Vision, HDR10 and HLG support, hardware calibration, USB-C connectivity and an included X-Rite i1Display Pro calibrator, it is built for professional colour grading, editing and post-production environments.

Why Choose This ASUS

The PA27UCX-K is designed for professionals who need more than a conventional 4K display.

Its Mini-LED backlight uses 576 individually controlled local-dimming zones to improve HDR contrast, while its support for Dolby Vision, HDR10 and HLG makes it suitable for multiple HDR production standards.

Wide colour coverage across sRGB, Adobe RGB, DCI-P3 and Rec.2020, combined with factory calibration to Delta E below 1, gives creators a strong foundation for colour-critical workflows.

The included X-Rite i1Display Pro calibrator and ASUS ProArt Hardware Calibration support make it easier to maintain colour accuracy over time.

Best For

• Professional colour grading
• Video editing
• HDR content production
• Cinematography workflows
• Post-production studios
• Photography
• Creative agencies
• Broadcast and media production
• Professional design work
• Colour-critical review environments

Product Description

The ASUS ProArt PA27UCX-K is a professional 27-inch 4K UHD monitor designed for demanding colour-critical and HDR workflows.

Its IPS panel with Mini-LED backlighting uses 576 local-dimming zones to improve contrast and HDR performance. The display offers a 3840 x 2160 4K UHD resolution, up to 60Hz refresh rate, and peak HDR brightness of 1,000cd/m².

The monitor supports Dolby Vision, HDR10 and HLG, giving professional users flexibility across different HDR production formats.

ASUS Off-Axis Contrast Optimisation is designed to reduce halo effects and improve dark-scene contrast when the screen is viewed from an angle.

Quantum Dot technology provides wide colour coverage, including 100% sRGB, 99.5% Adobe RGB, 97% DCI-P3, and 83% Rec.2020. The display is factory calibrated to achieve Delta E below 1 colour accuracy.

ASUS ProArt Hardware Calibration allows calibration profiles to be written directly to the monitor's internal scaler, while the included X-Rite i1Display Pro calibrator helps users maintain display accuracy over time.

Connectivity includes USB-C with DisplayPort Alternate Mode, DisplayPort 1.2, dual HDMI 2.0, a four-port USB-A hub and 3.5mm earphone output.

Picture-in-Picture and Picture-by-Picture modes support multi-source professional workflows, while the ergonomic stand allows height, tilt, swivel and pivot adjustment.

Key Features

• 27-inch 4K UHD professional monitor
• 3840 x 2160 resolution
• IPS panel with Mini-LED backlighting
• 576 local-dimming zones
• Peak HDR brightness of 1,000cd/m²
• VESA DisplayHDR 1000
• Dolby Vision support
• HDR10 support
• HLG support
• ASUS Off-Axis Contrast Optimisation
• Quantum Dot technology
• 100% sRGB
• 99.5% Adobe RGB
• 97% DCI-P3
• 83% Rec.2020
• Factory calibrated to Delta E below 1
• True 10-bit colour
• ASUS ProArt Hardware Calibration
• ASUS ProArt Palette
• HDR Preview
• Multiple HDR modes
• Adaptive Sync
• ASUS Motion Sync
• Picture-in-Picture support
• Picture-by-Picture support
• Included X-Rite i1Display Pro calibrator
• Included monitor hood
• USB-C connectivity
• Four-port USB-A hub
• Built-in 2 x 2W speakers
• Fully adjustable ergonomic stand
• 100 x 100mm VESA mount

Specifications

Display & HDR

The PA27UCX-K combines a 4K UHD IPS panel with Mini-LED backlighting and 576 local-dimming zones to support professional HDR workflows.

Its HDR capability includes:

• Dolby Vision
• HDR10
• HLG
• VESA DisplayHDR 1000
• Peak HDR brightness of 1,000cd/m²
• Maximum HDR contrast ratio of 1,000,000:1
• HDR Preview
• Multiple HDR viewing modes

ASUS Off-Axis Contrast Optimisation is designed to improve perceived dark-scene contrast when viewing the screen from an angle.

Colour Accuracy & Calibration

The PA27UCX-K is designed for colour-critical professional work.

Colour coverage includes:

• 100% sRGB
• 99.5% Adobe RGB
• 97% DCI-P3
• 83% Rec.2020

The monitor is factory calibrated to Delta E below 1 and supports true 10-bit colour.

ASUS ProArt Hardware Calibration allows colour profiles to be stored directly in the monitor's internal scaler rather than relying solely on the connected computer's graphics output.

An X-Rite i1Display Pro calibrator is included for calibration workflows.

USB-C & Connectivity

Connectivity includes:

• 1 x USB-C with DisplayPort Alternate Mode
• 1 x DisplayPort 1.2
• 2 x HDMI 2.0
• 4 x USB-A 3.2 Gen 1
• 1 x 3.5mm earphone output

The USB-C port provides 15W standard power output.

Power Delivery of up to 90W requires the applicable additional power input. Actual charging output depends on the connected power adapter and device requirements.

Multi-Source Workflows

The PA27UCX-K supports both:

• Picture-in-Picture
• Picture-by-Picture

These modes are useful for professional workflows where content from multiple connected sources needs to be monitored on one display.

Ergonomics

The adjustable stand provides flexibility for professional desktop setups.

• Height: 0 to 120mm
• Tilt: -5° to 23°
• Swivel: -60° to 60°
• Pivot: -90° to 90°
• VESA Mount: 100 x 100mm

Pivot support allows the monitor to be used in portrait orientation where required.

Compatibility

USB-C video requires a compatible device that supports DisplayPort Alternate Mode.

USB-C provides 15W standard power output, while charging up to 90W requires the applicable additional power input and a compatible connected device.

Please check that your computer, graphics hardware, calibration software, operating system and external devices support the required display resolution, HDR format, colour workflow and connection type before purchase.

What’s in the Box

• ASUS ProArt PA27UCX-K Monitor
• Monitor stand and base
• X-Rite i1Display Pro calibrator
• Monitor hood
• USB-C cable
• USB-C to USB-A cable
• HDMI cable
• DisplayPort cable
• Power cable
• Colour pre-calibration report
• Quick-start guide
• Warranty card

Warranty

Three-Year ASUS LCD Zero Bright Dot Warranty

Sustainability

The ASUS ProArt PA27UCX-K carries the following certifications:

• Calman Ready
• VESA DisplayHDR 1000
• TÜV Low Blue Light
• TÜV Flicker-Free