ROG Strix OLED XG27UCDMG

General

Series

ROG Strix OLED1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

XG27UCDMG1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

GTIN / EAN

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

Not available

Status

Available1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$9994Press releasepress.asus.com/news/press-releases/asus-rog-strix-oled-xg27ucdmg-4k-gaming-monitorRead 5 October 2026Maker launch release: US$999 MSRP. Later review or sale prices are not substituted.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

Not available

ColoursiThe maker's own colour names

Black2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

SegmentiFrom the maker's own product category. Office also covers home and everyday monitors.

Gaming1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Display

Screen sizeiDiagonal in inches exactly as the maker advertises it. A class size and the viewable diagonal can differ.

27in(68.6 cm)3Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmgRead 5 October 2026Exact feature headline gives 27-inch class with 26.5-inch viewable diagonal.

Viewable screen diagonaliDiagonal of the visible image area. This can be smaller than the advertised class size.

26.5in(67.3 cm)3Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmgRead 5 October 2026

Native resolution

3840 × 2160px1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Aspect ratio

16:91Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Pixel density

163.2ppi=CalculatedFrom Screen size and Native resolution

Pixel pitchiDistance between adjacent pixels. Source notes identify horizontal or vertical pitch if they differ. A horizontal figure about a third of the vertical one is the pitch of one subpixel, not of a pixel, so the pixel figure is stored.

Not available

Active display areaiMaker published active-display width and height, excluding the external frame. Source notes distinguish image area from any published shift-reserve area. Dimensions are not inferred from native resolution or rounded pixel pitch.

Not available

Curved

No3Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmgRead 5 October 2026Exact manufacturer front-view image depicts flat panel.

Curvature radiusiRadius of screen curvature. A published 1800R is 1800 mm.

Not available

Screen surface

Not available

Anti-reflection coating

Anti-Reflection1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Touchscreen

Not available

Panel

Panel type

QD-OLED1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Panel type (as published)iPanel or technology name as published. This is separate from the normalised panel type.

Tandem QD-OLED1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

BacklightiLayout of the backlight. OLED is none (self-emissive). WLED or LED alone names no layout, so it is left out unless a source states edge-lit or direct-lit.

None (self-emissive)3Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmgRead 5 October 2026Exact QD-OLED self-emissive panel.

Local dimming

Not available

Dimming zones

Not available

Panel maker

Samsung Display7Reviewcomputerbase.de/artikel/monitore/asus-rog-strix-oled-xg27ucdmg-test.92011Read 5 October 2026Exact-model panel section names Samsung QD-OLED, distinct from ASUS brand.

Panel part number

Not available

Panel generationiGeneration or panel architecture name stated by the source. Brand product generation and panel generation can differ.

Fourth-generation QD-OLED4Press releasepress.asus.com/news/press-releases/asus-rog-strix-oled-xg27ucdmg-4k-gaming-monitorRead 5 October 2026April 2, 2025 maker release explicitly names latest 4th generation QD-OLED panel.

Subpixel layoutiArrangement of the red, green, blue and any white emitters within a pixel. Individual emitter shapes do not establish their arrangement. Marketing names such as Primary RGB Tandem do not prove an RGB stripe layout.

Not available

Colour depthiSupported total colour depth per channel. A stated 8-bit plus FRC implementation is 10 supported bits with FRC, not native 10-bit. A 6-bit plus FRC panel, also called Hi-FRC, is 8 bits with FRC.

10bits1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Colour depth methodiNative panel bits or temporal frame rate control. Supported 10-bit input alone does not prove native 10-bit panel depth.

Native3Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmgRead 5 October 2026Exact feature headline says true 10-bit colour.

Displayable colours

1.07 billion1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Maker display colours: 1073.7M. Normalised to 1.07 billion by the monitor field convention.

sRGB coverageiPercentage of the sRGB reference gamut covered. Gamut volume is a different measure and is not stored here. Source notes identify the colour-space standard.

Not available

DCI-P3 coverageiPercentage of DCI-P3 covered. Do not substitute gamut volume. Source notes identify the CIE reference and any minimum or typical qualifier.

99%1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Maker 99% DCI-P3, with no CIE reference stated. Separate 145% sRGB value is volume and is omitted.

Adobe RGB coverageiPercentage of Adobe RGB covered. Do not substitute gamut volume.

Not available

Rec. 2020 coverageiPercentage of Rec. 2020 covered. Do not substitute gamut volume.

Not available

NTSC coverageiPercentage of the NTSC reference gamut covered. Source notes identify the reference. Do not substitute gamut volume.

Not available

Factory calibrated

Not available

Claimed Delta EiMaker claim for colour error. Source notes retain a less-than qualifier, the colour space and whether the figure is an average or maximum.

21Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Published Delta E < 2. Colour space and average/maximum statistic are not stated.

Paper calibration report in boxiA physical calibration report included in the package. An electronic report in the menu or software does not count as a paper report.

Not available

Hardware calibration supportiCalibration writes to the monitor internal hardware LUT. Ordinary colour controls or a computer ICC profile do not establish this feature.

Not available

Static contrast ratioiPanel native static contrast, without dynamic contrast processing or local dimming. 1000 means 1000:1. Do not store a dynamic contrast claim here.

1,500,000:11Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Brightness (typical, SDR)iMaker typical SDR white luminance. Source notes state any window size, average picture level and operating mode.

250nits2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Specifications 3-15: Brightness 250 nits (typ.).

Brightness (maker minimum)iMaker minimum guaranteed brightness specification under its stated conditions. This is not the lowest user-selectable brightness unless the source explicitly says so.

Not available

Peak brightness (HDR)iMaker peak HDR white luminance. The source notes state window size or average picture level, mode and time limit where published.

1,000nits1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Maker HDR peak. Window/APL, mode and duration are not stated. Peak brightness may vary due to colour pre-calibration.

HDR peak test windowiPercentage of screen area used for the peak HDR claim. If the maker publishes average picture level instead, source notes identify that distinction.

Not available

Full-screen brightnessiMaker white luminance at 100% screen area or 100% average picture level. Source notes state SDR or HDR and mode.

Not available

HDR formats

HDR101Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

HDR certificationiVESA DisplayHDR certification. None needs a source, such as the maker saying the monitor has no DisplayHDR certification or the model being absent from the VESA list. When no source was checked, it is left out.

DisplayHDR True Black 4001Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Viewing angle (horizontal)

178°1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Viewing angle (vertical)

178°1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Refresh rate and motion

Refresh rate per resolution and portiHighest accepted rate for each proven resolution, input and operating condition. Preset or supported timing lists alone do not prove a maximum. Keep separate bit-depth, chroma and DSC conditions. Dual-mode or crop-mode requirements belong in source notes. Unknown input stays unknown.

Refresh rate per resolution and port. The top rate is in bold.

Resolution	HDMI 2.1	DisplayPort 1.4	USB-C
3840 × 2160Native	240Hz	240HzDSC	120Hz

Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026System Setup 3-13 explicitly caps native 3840 x 2160 USB-C at 120 Hz when Type-C Bandwidth is USB 3.2. This is the only stored USB-C row. The USB 2.0 full maximum remains unproved. Native DisplayPort and HDMI 240 Hz maxima are independently backed by the exact ComputerBase review.7Reviewcomputerbase.de/artikel/monitore/asus-rog-strix-oled-xg27ucdmg-test.92011Read 5 October 2026DisplayPort 1.4, bandwidth and DSC section explicitly describes full native UHD 240 Hz via DSC. HDMI 2.1 section explicitly says HDMI also supports the full refresh rate. HDMI bit depth/chroma/compression are not proved. Manual System Setup 3-13 explicitly caps native USB-C at 120 Hz when Type-C Bandwidth is USB 3.2. That row is only the USB 3.2 bandwidth mode. A USB 2.0 full-240 maximum and lower-resolution maxima remain omitted.

Show as source table

Width (px)	Height (px)	Input	Input version	Maximum accepted rate (Hz)	DSC
3840	2160	DisplayPort	1.4	240	Yes
3840	2160	HDMI	2.1	240	Not available
3840	2160	USB-C	Not available	120	Not available

Max refresh rateiHighest proven accepted rate across the stored modes, including lower-resolution dual modes.

240Hz=CalculatedFrom Refresh rate per resolution and port

Max refresh rate at native resolutioniHighest proven accepted rate at the native pixel resolution, across all inputs and stored operating conditions.

240Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

Max refresh rate over DisplayPortiHighest proven accepted rate over DisplayPort at native resolution. A higher lower-resolution dual mode is separate.

240Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

Max refresh rate over HDMIiHighest proven accepted rate over HDMI at native resolution. Console refresh limits can be lower than PC limits.

240Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

Max refresh rate over USB-CiHighest proven accepted rate over USB-C or Thunderbolt at native resolution. USB data bandwidth settings can lower the video maximum.

120Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

Max refresh rate at 10-bitiHighest stored native-resolution mode explicitly proven at 10-bit colour. Rows without bit-depth evidence do not count.

Not available

Native refresh rateiHighest refresh rate the maker rates without overclock. A lower optimum or recommended mode in a manual is not this value.

240Hz1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Overclocked refresh rate

Not available

Dual modeiA dedicated display mode that changes resolution to raise the maximum refresh rate. Ordinary image scaling or a preset timing does not count.

Not available

Minimum fixed refresh rateiLowest fixed input rate accepted by the monitor. A VRR lower limit or general vertical scan range is not this value.

Not available

Adaptive sync technologiesiExact published adaptive-sync protocol or named certification. Generic Adaptive-Sync support does not prove VESA AdaptiveSync Display certification. Source notes distinguish protocols from certifications.

FreeSync Premium Pro, G-SYNC Compatible, VESA AdaptiveSync Display1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

VRR range per portiVariable-refresh-rate operating range for each input and the operating mode named in source notes. A fixed timing or general vertical scan range alone is not a VRR range.

Input	Min (Hz)	Max (Hz)
HDMI	48	240
DisplayPort	48	240

Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Gaming 3-2 explicitly states VRR operating range 48-240 Hz for HDMI and DisplayPort. USB-C range is not explicitly named.

Low framerate compensation

Yes7Reviewcomputerbase.de/artikel/monitore/asus-rog-strix-oled-xg27ucdmg-test.92011Read 5 October 2026Exact-model technical table explicitly names FreeSync Premium Pro with LFC support.

Response time (maker GtG claim)iMaker grey-to-grey pixel transition claim. Source notes state fastest overdrive or other conditions where published.

0.03ms1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Response time (maker MPRT claim)iMaker moving-picture response-time claim, often with strobing enabled. This is not a grey-to-grey transition time.

Not available

Overdrive settings

Not available

Motion blur reductioniA dedicated blur-reduction feature using backlight strobing or black frame insertion. OLED monitors have no backlight.

Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Gaming 3-2: ELMB at fixed 120 Hz only. VRR must be disabled.

Blur-reduction technologyiPublished name of the backlight strobing or black frame insertion feature.

ELMB2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Blur reduction works with VRRiWhether the dedicated strobing or black frame insertion mode can operate at the same time as variable refresh rate.

No2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Flicker-free (claimed)

Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Black frame insertion

Not available

Connectivity

Video inputsiPhysical connectors that accept a display signal. A USB-C data-only charging port is not a video input. Counts exclude USB hubs and audio jacks.

Type	Version	Count	DSC
DisplayPort	1.4	1	Yes
HDMI	2.1	2	Not available
USB-C	Not available	1	Not available

Source1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

HDMI ports

2=CalculatedFrom Video inputs

DisplayPort ports

1=CalculatedFrom Video inputs

Highest HDMI version

2.1=CalculatedFrom Video inputs

Highest DisplayPort version

1.4=CalculatedFrom Video inputs

HDMI features

CEC2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026System Setup 3-14 ASUS Power Sync explicitly uses CEC-compatible source devices.

USB-C video (DP Alt Mode)

Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

USB-C power deliverediPower the monitor supplies to a connected device. Source notes distinguish guaranteed, maximum and shared dynamic limits. Power consumed by the monitor is separate.

90W1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Thunderbolt

Not available

USB upstream portsiUSB connections from the monitor hub to host computers. Video input and downstream charging ports are separate.

Connector	USB version	Count
USB-B	3.2 Gen 1	1
USB-C	Not available	1

Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Back View and System Setup KVM/Type-C Bandwidth sections establish USB-B and USB-C host paths. Type-B revision is explicitly USB 3.2 Gen 1. Type-C numbered revision remains unproved.

USB downstream hub portsiUSB hub connections for peripherals. These exclude host-facing upstream ports. A port the maker names for service or firmware updates only is not counted.

Connector	USB version	Count
USB-A	3.2 Gen 1	3

Source1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

KVM switch

Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Daisy chain (MST)

Not available

Ethernet

Not available

3.5 mm headphone outputiAnalogue headphone or audio output. A shared four-pole headset jack counts.

Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

3.5 mm microphone inputiAnalogue microphone input, including the microphone contacts of a shared four-pole headset jack. This does not imply a separate microphone socket.

Not available

Optical out

No2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Picture in picture

Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Picture by picture

Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Audio and camera

Speakers

No1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Number of speakers

Not available

Speaker power per channeliRated power per speaker or output channel. Do not store the total of all speakers here.

Not available

Webcam

Not available

Microphone

Not available

Ergonomics and controls

Stand height adjustmentiVertical travel of the supplied stand. This is not the total height of the monitor.

120mm2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

TiltiMaximum movement from the neutral position with the supplied stand. Each direction is stored as a positive magnitude.

Forward5°Backward20°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

SwiveliMaximum movement from the neutral position with the supplied stand. Each direction is stored as a positive magnitude.

Left45°Right45°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

PivotiMaximum movement from the neutral position with the supplied stand. Each direction is stored as a positive magnitude. Pivot is rotation in the screen plane. A small slant adjustment for levelling, as Dell calls it, counts.

Counterclockwise90°Clockwise90°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Removable stand

Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

VESA mount

100 x 1002Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

VESA adapter needed

Not available

Security lock slot

Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

On-screen menu controlsiControls that operate the monitor menu or display settings. Desktop window-layout software alone does not count as menu control.

Joystick, Buttons, Software2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Monitor Introduction and menu sections describe 5-way control and separate buttons. DisplayWidget Center adjusts OSD settings.

Desktop software

ASUS DisplayWidget Center1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

User firmware updates

Not available

Ambient light sensoriPresence of a physical ambient-light sensor. A regulatory statement that Automatic Brightness Control is unavailable does not prove the sensor is absent. Human presence or proximity sensing is separate.

Not available

Presence sensoriPresence of a person-detection or proximity sensor. Source notes distinguish room presence from near-screen detection. Absence of one kind does not prove absence of every presence sensor.

Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Neo Proximity Sensor detects distance to the user and blanks the display when the user leaves. No ambient-light capability is inferred.

RGB lightingiDecorative illumination explicitly described as RGB or documented with selectable red, green and blue colours. A power LED or only one or two fixed colours is insufficient.

Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Lighting Effect 3-11 provides static colour and rainbow/colour-cycle Aura controls.

Gaming menu features

GamePlus, GameVisual, Shadow Boost2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

OLED care

OLED care

Neo Proximity Sensor, Screen Saver, Pixel Cleaning, Screen Move, Boundary Detection, Auto Logo Brightness, Taskbar Detection, Global Dimming Control, Target Mode2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026OLED Care 3-7 to 3-8. Feature names retained, without treating software dimming as an ambient-light sensor.

Burn-in covered by warrantyiWarranty explicitly covers permanent OLED image burn-in. A general panel warranty alone does not prove burn-in coverage.

Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Burn-in warranty length

3years1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Global ASUS specification expressly includes panel burn-in.

Dimensions and weight

Dimensions with standiOverall monitor dimensions with the supplied stand. Minimum and maximum heights require the stand position to be identified by the source.

Width610.3Height (lowest)389.4Height (highest)509.4mm(24 × 15.3 to 20.1 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Specifications 3-15 explicitly labels lowest and highest heights and width 610.3 mm. Overall with-stand depth is omitted. Table 168.7 mm corresponds to the drawing distance from rear base edge to the front body plane and excludes the projecting front base. The drawing full base depth 218.83 mm is stored only as stand footprint.

Dimensions without standiOverall monitor body dimensions after the stand is removed, including the frame and rear housing.

Width610.3Height369.2Depth66.5mm(24 × 14.5 × 2.6 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Stand footprintiWidth and depth of the stand base on the desk. A maker's stand width and depth count.

Width266.49Depth218.83mm(10.5 × 8.6 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Outline Dimensions 3-17 labels the supplied base width 266.49 mm and full front-to-back depth 218.83 mm.

Weight with standiWeight with the supplied stand. Source notes state if cables are included. Packaging weight is separate.

7.44kg(16.4 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Specifications 3-16: 7.44 +/- 0.5 kg with stand.

Weight without standiMonitor body weight without stand. Source notes state whether cables are included.

5kg(11 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Specifications 3-16: 5.0 +/- 0.5 kg without stand.

Box dimensionsiShipping box width, height and depth in the maker published orientation. A flat-packed box can have a smaller height than the upright display.

Width500Height860Depth163mm(19.7 × 33.9 × 6.4 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Specifications 3-16 labels package W x H x D as 500 x 860 x 163 mm. Current website reverses W/H. Published manual orientation retained.

Box weight

10.3kg(22.7 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026Specifications 3-16: 10.3 +/- 0.5 kg gross.

Power

• EU energy class SDRF6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026
  ABCDEFG
• EU energy class HDRG6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026
  ABCDEFG

Power supplyiUSB-C powered monitors can draw power from a compatible host or an optional USB-C power source. This does not establish a bundled adapter. Record a supplied adapter and its rating separately.

Internal6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026

Adapter ratingiRated output power of the external power adapter. Do not substitute the monitor maximum consumption.

Not available

Input voltage

100-240 V AC, 50/60 Hz2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

Power use (typical)iMaker typical operating power under a stated test condition. An unlabeled Power On upper bound does not establish a typical value. EU label test power has separate fields. An ENERGY STAR on-mode (Pon) figure is not a typical value.

Not available

Power use (max)iMaker maximum operating power. Source notes state whether USB charging and connected-device load are included.

Not available

Power use SDR (EU label)iSDR on-mode power demand in the EU product information sheet, in watts. It can differ from rounded energy-label kWh per 1000 hours.

25.4W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026Current exact XG27UCDMG record. Default test input 60 Hz. Separate from native 240 Hz and unlabelled Power On <80 W manual bound.

Power use HDR (EU label)iHDR on-mode power demand in the EU product information sheet, in watts. It can differ from rounded energy-label kWh per 1000 hours.

34W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026Current exact XG27UCDMG record. On-mode power in watts, not rounded energy-label kWh.

Standby poweriPower in standby or DPMS. Source notes retain any less-than qualifier.

0.5W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026EPREL exact 0.5 W, not the manual less-than bound.

Off-mode poweriPower when switched off but still connected to mains. Source notes retain any less-than qualifier.

0.3W6EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026EPREL exact 0.3 W, not the manual less-than bound.

Energy per 1000 h SDR

Not available

Energy per 1000 h HDR

Not available

Certifications

VESA ClearMR

Not available

VESA AdaptiveSync Display

240Hz1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

TÜV certifications

Flicker-free, Low Blue Light (Hardware Solution)1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Low blue lightiHardware means a published panel-level hardware low-blue-light solution. Software means a selectable picture filter. Hardware does not require a selectable filter mode.

Hardware1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

ENERGY STAR

Not available

TCO Certified

Not available

EPEAT

Not available

Colour certifications

Not available

Other certifications

Not available

In the box

In the box

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 Card1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Global list expressly varies by region. Cable counts are not inferred.

Cables includediCables supplied with the product. Count is included only when the source establishes it. Bundles can vary by market.

Type
DisplayPort cable
HDMI Ultra High Speed Cable
Power cord
USB 3.2 cable
USB-C cable

Source1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Maker accessories list. Unknown counts remain absent. Bundles can vary by region.

Warranty

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

3years1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026Global ASUS specification states 3 years including panel burn-in. Local terms can vary.

Dead pixel policy

Not available

Links

Product page

rog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Spec sheet

rog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/spec1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-strix-oled-xg27ucdmg/specRead 5 October 2026

Manual

dlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdf2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/XG27UCDMG/ASUS_XG27UCDMG_UM-English.pdfRead 5 October 2026

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

21950606EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2195060Read 5 October 2026