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ASUS ROG Swift OLED PG27UCDM vs Samsung Odyssey OLED G8 G80SH 27"

Product A: ASUS

ROG Swift OLED PG27UCDM

118 of 172 known
Change ASUS ROG Swift OLED PG27UCDM

Compare the Samsung Odyssey OLED G8 G80SH 27" with

Product B: Samsung

Odyssey OLED G8 G80SH 27"

101 of 172 known
Change Samsung Odyssey OLED G8 G80SH 27"

Compare the ASUS ROG Swift OLED PG27UCDM with

77 of 164 fields differ

Download CSVDownload JSON
  • 43 different values
  • 34 known for one only
  • 44 the same
  • 43 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Power use SDR (EU label)Lower is betterA: 25.4WB: 32WASUS is 6.6 W lower.

Refresh rate per resolution

The best rate over any port. Bars run from 0 to 1200 Hz.

3840 × 2160Native for both
A240Hz
B240Hz

Size, drawn to scale

Front and side. Solid lines show the stand at its lowest. Dashed lines show it at its highest.

Weight

0 to 15 kg

Weight with stand
A7.62kg
B6.5kg
Weight without stand
A5kg
B3.8kg
Box weight
A12.4kg
B9.1kg

All 172 fields

Every value links to where we found it.

AASUS ROG Swift OLED PG27UCDM
BSamsung Odyssey OLED G8 G80SH 27"

General

4 of 8 differ
Series
ROG Swift OLED1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Model heading: ROG Swift OLED PG27UCDM.
Odyssey OLED G81Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Page title: 27" Odyssey OLED G8 G80SH 4K 240Hz Gaming Monitor.
Model numbers
PG27UCDM, 90LM0B30-B019711Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Model heading establishes PG27UCDM. Part number comes from the separately cited ASUS datasheet.4Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026ASUS datasheet page 1: product number 90LM0B30-B01971 for ROG Swift PG27UCDM. No sales region inferred from suffix.
LS27HG802SNXZA, LS27HG802SEXXY, LS27HG802SCXXK, LS27HG802SUXXU, LS27HG800SUXEN1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Page SKU LS27HG802SEXXY (Australia). The other codes are the US, Hong Kong, UK and German pages of the same 27-inch model.2Maker product pagesamsung.com/us/gapi/v1/bridge/cacheable/bridge-dataRead 14 October 2026US spec data for LS27HG802SNXZA, the 27-inch G80SH.3Maker product pagesamsung.com/uk/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802suxxuRead 14 October 2026Samsung UK page for LS27HG802SUXXU, the 27-inch G80SH.4Maker product pagesamsung.com/hk_en/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802scxxkRead 14 October 2026Samsung Hong Kong page for LS27HG802SCXXK, the 27-inch G80SH. Its spec table matches the Australian page.5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026German datasheet for LS27HG800SUXEN, the 27-inch G80SH sold in Germany.
GTIN / EAN
47113878152364Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026ASUS datasheet page 1: EAN 4711387815236 for product number 90LM0B30-B01971.
88060990245745Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026EAN 8806099024574 belongs to the German model LS27HG800SUXEN. It is stored as a variant GTIN.
Announced
2 January 20257Press releasepress.asus.com/news/press-releases/asus-rog-swift-oled-pg27ucdm-strix-oled-xg27aqdpg-gaming-monitorsRead 5 October 2026Body dateline: Taipei January 2, 2025 announced the pair including PG27UCDM. Page publication header is January 3. Announcement event dateline used.
Not available
Status
Available10Retailer pageoffice-partner.de/asus-rog-swift-oled-pg27ucdm-gaming-monitor-67.32-cm-27-n2008213921Read 5 October 2026Exact product is currently offered for sale. Matching ASUS part number 90LM0B30-B01971.
Available7Press releasenews.samsung.com/us/samsung-launches-next-gen-odyssey-viewfinity-movingstyle-essential-monitors-including-industrys-first-6k-gaming-monitorRead 14 October 2026Available for order from 19 May 2026. The Australian page lists it for sale.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$1,0998Press releasepress.asus.com/news/press-releases/rog-swift-oled-pg27ucdm-27-inch-4k-gaming-monitorRead 5 October 2026January 21, 2025 exact-model launch preorder release explicitly states MSRP USD 1099. MSRP excludes sales tax. Not a later retailer price.
$1,099.997Press releasenews.samsung.com/us/samsung-launches-next-gen-odyssey-viewfinity-movingstyle-essential-monitors-including-industrys-first-6k-gaming-monitorRead 14 October 2026US pricing table lists the 27-inch G80SH at $1,099.99. Early order gifts are not subtracted. The 32-inch row at $1,299.99 is excluded.
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Black3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Colors Black.
Silver1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Front, Rear and Stand colour all Silver.
Segment
Gaming1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Product is listed under Gaming Monitors.
Gaming1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026

Display

6 of 12 differ
Screen size
27in(68.6 cm)2Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdmRead 5 October 2026Product heading explicitly says 27-inch (26.5-inch viewable). Advertised class size stored separately from viewable diagonal.
27in(68.6 cm)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Screen Size (Class) 27. The manual gives 26.7 inches as the diagonal.
Viewable screen diagonal
26.5in(67.3 cm)2Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdmRead 5 October 2026Product heading explicitly says 26.5-inch viewable.
26.7in(67.8 cm)6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Printed page 40, Specifications: S27HG80*S Size 27 Class (26.7 Inches / 67.7 cm).
Native resolution
3840 × 2160px1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Resolution 3840x2160.
3840 × 2160px1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Resolution 4K (3840 x 2160).
Aspect ratio
16:91Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Aspect Ratio 16:9.
16:91Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026
Pixel density
163.2ppi
163.2ppi
Pixel pitch
0.1553mm4Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026Technical data page 2: 0.15525 x 0.15525 mm. Webpage says 0.153 mm. Datasheet preferred. Published pitch does not exactly reproduce the stated viewing area, so no area is derived from pitch.
0.153mm6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Printed page 40: S27HG80*S Pixel Pitch 0.153 mm (H) x 0.153 mm (V). The published display area gives about 0.1536 mm horizontally.
Active display area
Width589.97Height332.93mm(23.2 × 13.1 in)1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display Viewing Area (HxV): 589.97 x 332.93 mm. Published area is retained, not calculated from pitch. ASUS datasheet rounds this to 590 x 333 mm.
Width589.97Height332.9mm(23.2 × 13.1 in)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Active Display Size (HxV) 589.97 x 332.9 mm. The manual gives the same display area.
Curved
No4Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026Technical data page 2: Bildschirmform Flach (flat).
No1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Flat / Curved Flat.
Curvature radius
Not available
Not available
Screen surface
Semi-glossy6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Key Specs and Features and Screen coating: standard semi-glossy QD-OLED coating.
Matte8Reviewpcmonitors.info/samsung/samsung-odyssey-oled-g80sh-g8-27-240hz-qd-oledRead 14 October 2026PCMonitors describes a matte finish and contrasts it with the usual glossy QD-OLED anti-reflective treatment. No reflection measurement was used.
Anti-reflection coating
Anti-Reflection1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display Surface: Anti-Reflection. No coating brand is assigned from the generic OLED FAQ.
Glare Free7Press releasenews.samsung.com/us/samsung-launches-next-gen-odyssey-viewfinity-movingstyle-essential-monitors-including-industrys-first-6k-gaming-monitorRead 14 October 2026G80SH paragraph: paired with Glare Free technology. The page's own spec table says UL Glare Free Yes.
Touchscreen
No4Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026Technical data page 2: Touchscreen Nein.
Not available

Panel

9 of 31 differ
Panel type
QD-OLED1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Panel Type QD-OLED.
QD-OLED1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Panel Type OLED. The page copy and the DE datasheet name QD-OLED.
Panel type (as published)
Tandem QD-OLED1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Panel Technology Tandem QD-OLED.
QD-OLED5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 1 and 2: Panel-Technologie QD-OLED.
Backlight
None (self-emissive)6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Black Depth, Shadow Detail and Contrast explains OLED pixels turn off individually to create black. No backlight.
None (self-emissive)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Self-emissive OLED panel.
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
Samsung Display6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Key Specs and Features names Samsung Display QD-OLED panel.
Samsung Display8Reviewpcmonitors.info/samsung/samsung-odyssey-oled-g80sh-g8-27-240hz-qd-oledRead 14 October 2026PCMonitors (20 May 2026) names the panel as Samsung Display QD-OLED.
Panel part number
Not available
Not available
Panel generation
4th gen2Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdmRead 5 October 2026Product highlights and 4th Gen QD-OLED section explicitly name fourth-generation QD-OLED.
QD-OLED Penta Tandem7Press releasenews.samsung.com/us/samsung-launches-next-gen-odyssey-viewfinity-movingstyle-essential-monitors-including-industrys-first-6k-gaming-monitorRead 14 October 2026G80SH paragraph: the Odyssey OLED G8 adopts QD-OLED Penta Tandem technology. No numeric generation or RGB stripe layout is inferred.
Subpixel layout
Not available
Not available
Colour depth
10bits3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Display colors 10 bit.
Not available
Colour depth method
Native2Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdmRead 5 October 2026Product highlights expressly say true 10-bit color.
Not available
Displayable colours
1.07 billion1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display Colors: 1073.7M (10 bit), normalized to the project text convention.
1 billion1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Colour Support Max 1B.
sRGB coverage
Not available
Not available
DCI-P3 coverage
99%1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Color Space (DCI-P3) 99%. CIE reference is not stated. The separate 145% sRGB claim is not coverage and is omitted.
99%1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Colour Gamut (DCI Coverage) 99 %. The colour diagram is not stated.
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026sRGB Emulation Modes: the display comes factory calibrated to Delta E below 2 in sRGB Cal preset. The calibration report is electronic and accessible through OSD. This does not establish a paper report in the box.
Yes1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Calibration Factory Tunning Yes. The paper report is not proven by the Factory Calibration Report row.2Maker product pagesamsung.com/us/gapi/v1/bridge/cacheable/bridge-dataRead 14 October 2026US spec data for LS27HG802SNXZA lists Factory Tunning Yes and Factory Calibration Report Yes. Its G-Sync row says No, which conflicts with the Australian and UK pages. Its inch and pound values match the metric values stored here (24.08 x 22.19 x 10.39 in, 14.33 lb, 8.38 lb, 20.06 lb).
Claimed Delta E
21Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Color Accuracy Delta E < 2. Less-than qualifier retained. Exact calibration mode is sRGB Cal in the TFTCentral report.
Not available
Paper calibration report in box
Not available
Not available
Hardware calibration support
Not available
Not available
Static contrast ratio
1,500,000:13Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Contrast ratio 1.5M:1. Maker typical panel contrast.
1,500,000:11Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Contrast Ratio Static 1,500,000:1.
Brightness (typical, SDR)
250nits3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Brightness 250 nits (typ.). No full-screen or window condition is stated.
250nits1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Brightness (Typical) 250 cd/m2.
Brightness (maker minimum)
Not available
200nits1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Brightness (Min) 200 cd/m2. Read as the maker's minimum figure, not the lowest adjustable level.
Peak brightness (HDR)
1,000nits1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Brightness (HDR, Peak) 1000 cd/m2. Footnote says peak may vary due to color pre-calibration. Window size is not published.
1,000nits1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Brightness (Peak) 1,000 (APL 3%).
HDR peak test window
Not available
3%1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026The maker states 3% APL (average picture level), not a white window size.
Full-screen brightness
Not available
Not available
HDR formats
HDR10, Dolby Vision1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: HDR10 and Dolby Vision.
HDR10+1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: HDR10+ Gaming.
HDR certification
DisplayHDR True Black 4001Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Certificate: VESA DisplayHDR 400 True Black.
DisplayHDR True Black 4001Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: VESA DisplayHDR True Black 400. The 32-inch model is True Black 500.
Viewing angle (horizontal)
178°1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Viewing Angle (CR >= 10) 178 degrees horizontal.
178°1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026
Viewing angle (vertical)
178°1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Viewing Angle (CR >= 10) 178 degrees vertical.
178°1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026

Refresh rate and motion

11 of 22 differ
Refresh rate per resolution and port
AASUS ROG Swift OLED PG27UCDM
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 2.1a UHBR20, 1.4USB-C
3840 × 2160Native240Hz240Hz240Hz
Source6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Gaming native-resolution maximum table explicitly gives 240Hz for DP, HDMI and USB-C. DisplayPort 2.1 section states 4K240 uncompressed on UHBR20, or DP1.4 with DSC. Bit depth and chroma are not attached to those 240Hz rows without explicit evidence. USB-C 240Hz requires USB 2.0 data bandwidth. Manual 3-14 limits USB 3.2 data mode to 4K120Hz. NVIDIA DSR/DLDSR table gives DP1.4 DSC-off maxima 4K97Hz 8-bit RGB and 4K120Hz 10-bit 4:2:2, plus HDMI 2.1 DSC-off 4K120Hz 10-bit RGB. Test GPU RTX 3090 had DP1.4. No lower-resolution preset is treated as a maximum.
BSamsung Odyssey OLED G8 G80SH 27"
Refresh rate per resolution and port. The top rate is in bold.
ResolutionUSB-C
3840 × 2160Native240Hz
Source6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 34, USB-C Preference: High Resolution makes 3840 x 2160 at 240 Hz available over USB-C and the hub then works as USB 2.0. High-Speed Data does not support that mode. Bit depth, chroma, DSC and the DP version over USB-C are not stated. DP and HDMI rows are not stored because no maker document states the maximum per input. Preset timing rows alone are not treated as maxima.
Max refresh rate
240Hz
240Hz
Max refresh rate at native resolution
240Hz
240Hz
Max refresh rate over DisplayPort
240Hz
Not available
Max refresh rate over HDMI
240Hz
Not available
Max refresh rate over USB-C
240Hz
240Hz
Max refresh rate at 10-bit
120Hz
Not available
Native refresh rate
240Hz6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Gaming: 240Hz OLED panel and native-resolution maximum refresh table. No overclock setting is claimed.
240Hz1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Refresh Rate Max 240 Hz at 4K.
Overclocked refresh rate
Not available
Not available
Dual mode
No6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Conclusion explicitly says dual-mode functionality and boosted refresh rate are missing.
No6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 27: Dual Mode is for S32HG73*S, S27HG80*E and S32HG80*E only, so the OLED S27HG80*S has none.
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
FreeSync Premium Pro, G-SYNC Compatible, VESA AdaptiveSync Display, HDMI VRR1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Features and Certificate name FreeSync Premium Pro, G-SYNC Compatible and VESA AdaptiveSync Display 240Hz. HDMI VRR is separately verified by TFTCentral. Its early review says FreeSync Premium, superseded here by current maker Premium Pro claim.6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Console Gaming table marks HDMI-VRR supported. Early review names FreeSync Premium. Current maker names Premium Pro, which takes precedence.
FreeSync Premium Pro1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: FreeSync Premium Pro. The Australian and UK pages also say G-Sync Compatible, but the US spec table and the German datasheet say No, so no G-SYNC entry is stored.
VRR range per port
AASUS ROG Swift OLED PG27UCDM
InputMin (Hz)Max (Hz)
HDMI48240
DisplayPort48240
Source3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Gaming 3-2: Variable Refresh Rate can only be activated within 48Hz to 240Hz for HDMI and DisplayPort. USB-C is not named, so no USB-C range is inferred.
BSamsung Odyssey OLED G8 G80SH 27"
Not available
Low framerate compensation
Not available
Yes9Certification listamd.com/en/products/graphics/technologies/freesync.htmlRead 14 October 2026AMD tier table: low framerate compensation is a requirement of FreeSync Premium Pro. The maker states FreeSync Premium Pro for this model. No input-specific range is inferred.
Response time (maker GtG claim)
0.03ms1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Response Time 0.03ms (GTG). Transition endpoints are not stated.
0.03ms1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Response Time 0.03 (GTG).
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Gaming 3-2: ELMB mode, available only at 120Hz. TFTCentral verifies black frame insertion.
Not available
Blur-reduction technology
ELMB3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Gaming 3-2: ELMB.
Not available
Blur reduction works with VRR
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Gaming 3-2: turn off Variable Refresh Rate before activating ELMB.
Not available
Flicker-free (claimed)
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Display: Flicker free Yes. This is the maker claim, distinct from VRR flicker.
Yes1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Flicker Free Yes.
Black frame insertion
Yes6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026ELMB section verifies fixed 120Hz SDR BFI with 50:50 duty cycle. Does not work with VRR or HDR.
Not available

Measured

3 of 12 differ
Input lag at maximum refresh rate
Not available
Not available
Input lag at 60 Hz
Not available
Not available
Average response time (measured)
0.5ms6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Response Times chart response_1-1.png: average G2G across 30 measured transitions at 240Hz. Method is initial response time G2G, gamma corrected, RGB 10 tolerance. Overdrive n/a. Article says results remain consistent at 120Hz, 60Hz and VRR. Not the best or worst transition.
Not available
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
263nits6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Brightness and Contrast: Uniform Brightness ON, maximum brightness setting, OLED care disabled for testing. Luminance remains constant across APL window sizes. UB OFF reaches 465 nits in text (463 in summary table), with ABL. Uniform mode value stored.
Not available
HDR brightness in a real scene (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Not available
Not available
Colour accuracy (measured Delta E)
1.46Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026sRGB Colour Gamut mode (Racing preset): average sRGB color Delta E 2000 before calibration. CIE 1976 gamut method, factory settings otherwise, ICC profiles deactivated. Default wide-gamut average is 4.1, not selected here.
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

11 of 19 differ
Video inputs
AASUS ROG Swift OLED PG27UCDM
TypeVersionCountMax bandwidth (Gbps)
DisplayPort2.1a UHBR20180
HDMI2.1248
USB-CNot available1Not available
Source2Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdmRead 5 October 2026Unlock the future with DisplayPort 2.1a section gives 80 Gbps DP and 48 Gbps HDMI. Physical counts and USB-C DP Alt Mode come from I/O Ports on the spec page. No link version or bandwidth is inferred for USB-C.
BSamsung Odyssey OLED G8 G80SH 27"
TypeVersionCountMax bandwidth (Gbps)DSCHDCP
DisplayPort2.1 UHBR20180Yes2.2
HDMI2.12Not availableNot available2.2
USB-CNot available1Not availableNot available2.2
Source1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: DisplayPort 1 EA, version 2.1 (UHBR20), HDCP 2.2. HDMI 2 EA, version 2.1, HDCP 2.2. USB-C 1 EA, HDCP 2.2. HDMI bandwidth is not stated.6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 33, System menu: DisplayPort DSC on or off is for S27HG80*S and S32HG80*S only. This shows DisplayPort DSC capability, not the state at a given mode.
HDMI ports
2
2
DisplayPort ports
1
1
Highest HDMI version
2.1
2.1
Highest DisplayPort version
2.1a UHBR20
2.1 UHBR20
HDMI features
CEC, VRR, ALLM3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026System Setup 3-15: ASUS Power Sync controls CEC source power. TFTCentral Console Gaming verifies HDMI VRR and ALLM.6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Console Gaming table explicitly marks HDMI-VRR and Auto Low Latency Mode (ALLM) supported. CEC separately sourced to manual.
Not available
USB-C video (DP Alt Mode)
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026I/O Ports: USB-C x1 (DP Alt Mode).
Yes6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 34 describes video input over USB-C at 3840 x 2160 and 240 Hz for S27HG80*S. The ports page says lower version cables do not support DisplayPort ALT video.
USB-C power delivered
90W1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026I/O Ports: USB-C Power Delivery 90W.
98W1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: USB-C Charging Power 98 W delivered to a compatible host. The manual repeats up to 98 W.
Thunderbolt
Not available
Not available
USB upstream ports
AASUS ROG Swift OLED PG27UCDM
ConnectorUSB versionCount
USB-B3.2 Gen 11
USB-CNot available1
Source3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: USB 3.2 Gen 1 Type-B x1 upstream. Back View 1-5: USB-C supports data transmission. System Setup 3-14: USB-C data can be USB 2.0 or USB 3.2, so no single USB version is assigned to that row.
BSamsung Odyssey OLED G8 G80SH 27"
ConnectorCount
USB-C1
Source6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Ports page: the USB-C port connects to a notebook or mobile device. The other USB ports are for peripherals. No USB-B host port is listed.
USB downstream hub ports
AASUS ROG Swift OLED PG27UCDM
ConnectorUSB versionCount
USB-A3.2 Gen 13
Source3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: downstream USB Type-A x3. The ASUS datasheet mislabels host-facing USB-C as downstream, so it is excluded from peripheral hub count.
BSamsung Odyssey OLED G8 G80SH 27"
ConnectorUSB versionCount
USB-A3.2 Gen 12
Source1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: USB Type-A Downstream Port 2 EA, version 3.2 Gen1. High Resolution USB-C operation drops the hub to USB 2.0 per the manual.
KVM switch
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Features: KVM Switch Yes.
No5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: KVM Switch Nein.
Daisy chain (MST)
Not available
No5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Daisy Chain Nein.
Ethernet
Not available
No5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Ethernet (LAN) Nein.
3.5 mm headphone output
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026I/O Ports: Earphone jack Yes. ASUS datasheet specifies 3.5 mm.4Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026Connectivity page 2: Kopfhörer-Anschluss 3.5 mm.
Yes1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Headphone 1 EA.
3.5 mm microphone input
No6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Useful Office Features table explicitly marks Mic input unsupported.
No6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026The ports page names an audio output device only, no input.
Optical out
No3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: SPDIF out No.
No6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026The ports page lists HDMI, DisplayPort, audio output, USB and USB-C connections and the power input. No optical output.
Picture in picture
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026PIP/PBP menu 3-11 offers PIP Mode.
No5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Picture-In-Picture Nein.
Picture by picture
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026PIP/PBP menu 3-11 offers PBP Mode.
No5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Picture-By-Picture Nein.

Smart features

None of 4 known
Smart platform
Not available
Not available
Wi-Fi
Not available
Not available
Bluetooth
Not available
Not available
Remote control
Not available
Not available

Audio and camera

0 of 5 differ
Speakers
No1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Audio: Speaker No.
No1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Speaker No.
Number of speakers
Not available
Not available
Speaker power per channel
Not available
Not available
Webcam
No4Maker spec sheet (PDF)gzhls.at/blob/ldb/8/d/d/9/3249322c8dac04e25c37cdf4197f284bead7.pdfRead 5 October 2026Multimedia page 3: Integrierte Kamera Nein.
No5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Webcam Nein.
Microphone
Not available
Not available

Ergonomics and controls

10 of 15 differ
Stand height adjustment
110mm3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Height adjustment 0 to 110 mm.
120mm1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: HAS 120.0 (+/-5.0) mm.
Tilt
Forward5°Backward20°3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: tilt -5 to +20 degrees. Positive directional magnitudes stored.
Forward2°Backward25°1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: -2 deg (+/-2) to 25 deg (+/-2). Positive magnitudes stored.
Swivel
Left30°Right30°3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: swivel +/-30 degrees.
Left30°Right30°1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: -30 deg (+/-3) to 30 deg (+/-3). Positive magnitudes stored.
Pivot
Counterclockwise90°Clockwise90°3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: pivot +/-90 degrees.
Counterclockwise92°Clockwise92°1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: -92 deg (+/-2) to 92 deg (+/-2).
Removable stand
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Detaching the Stand 2-3 instructs pressing release button and removing stand.
Yes8Reviewpcmonitors.info/samsung/samsung-odyssey-oled-g80sh-g8-27-240hz-qd-oledRead 14 October 2026PCMonitors: the stand is quick-release and can be removed for a 100 x 100 mm VESA mount.
VESA mount
100 x 1001Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Mechanical Design: VESA Wall Mounting 100x100mm.
100 x 1001Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Wall Mount 100.0 x 100.0 mm.
VESA adapter needed
Yes3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Detaching the Stand 2-3 instructs installing the wall mount bracket on the rear, then the VESA wall mount kit. Manual calls kit separately purchased, while package list and maker page list it in the box.
No6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 20: S27HG80*S uses the 100 x 100 pattern with four M4 screws, no adapter named.
Security lock slot
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Mechanical Design: Kensington Lock Yes.
Not available
On-screen menu controls
Joystick, Buttons, Software2Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdmRead 5 October 2026Product highlights say DisplayWidget Center adjusts monitor settings with a mouse. Physical controls are described in manual 1.3.1 and TFTCentral Design and Features.
Joystick6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Function key guide: a 5-Way Button navigates the menu. PCMonitors calls it a joystick at the rear.
Desktop software
DisplayWidget Center1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Features: DisplayWidget Center.
Not available
User firmware updates
Yes6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Design and Features says user-updatable firmware. Current maker support download also lists MCM108 firmware.
Yes6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Support menu, Software Update: update from a USB drive with a file from the Samsung website.
Ambient light sensor
No6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Useful Office Features table explicitly marks Ambient light sensor unsupported. Not inferred from EPREL ABC status.
Not available
Presence sensor
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Mechanical Design: Neo Proximity Sensor. It detects a user near the screen, not room occupancy.
Not available
RGB lighting
Yes6Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27ucdmRead 5 October 2026Design and Features explicitly describes RGB lighting logo on rear.
Yes8Reviewpcmonitors.info/samsung/samsung-odyssey-oled-g80sh-g8-27-240hz-qd-oledRead 14 October 2026PCMonitors describes customisable Core Sync RGB LED lighting around the stand attachment point. The manual's Infinity Core Lighting turns the LED lighting behind the screen on or off.
Gaming menu features
FPS Counter, Crosshair, Dynamic Crosshair, Sniper, Timer, Stopwatch, Display Alignment, GameVisual, Shadow Boost, Aspect Control3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026GamePlus 1.3.3 and Gaming 3-2 to 3-3 list these functions. Image 3-5 names Aspect Control.
Black Equalizer, Virtual AIM Point, Super Arena Gaming UX1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Black Equaliser, Virtual AIM Point, Super Arena Gaming UX.

OLED care

1 of 3 differ
OLED care
Screen Saver, Pixel Cleaning, Pixel Cleaning Reminder, Screen Move, Auto Logo Brightness, Neo Proximity Sensor, OLED Usage Info3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026OLED Care 3-8 to 3-9 names these options. Latest manual used rather than older review menu screenshots.
Screen Saver, Logo Brightness, Pixel Refresh6Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 35, Panel Care menu: Logo Brightness, Pixel Refresh and Auto Disconnection for S27HG80*S. A Screen Saver starts after 10 minutes of a still image and cannot be turned off.
Burn-in covered by warranty
Yes1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Warranty: 3 years including panel burn-in.
Yes1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Burn-in at normal usage covered within warranty. Commercial use, abuse or misuse is not covered.
Burn-in warranty length
3years1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Warranty: 3 years including panel burn-in.
3years10Maker product pagesamsung.com/au/support/warrantyRead 14 October 2026The model's spec table says burn-in at normal usage is covered within warranty. The Australian warranty period for monitors is 3 years, so 3 is stored for Australia. The German datasheet says 2 years including burn-in damage for Germany.

Dimensions and weight

6 of 7 differ
Dimensions with stand
Width610.3Height (lowest)439.5Height (highest)549.5Depth218.8mm(24 × 17.3 to 21.6 × 8.6 in)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16 explicitly labels lowest 610.3 x 439.5 x 218.8 mm and highest 610.3 x 549.5 x 218.8 mm.
Width611.7Depth263.9mm(24.1 × 10.4 in)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Net Dimension with Stand 611.7 x 563.6 x 263.9 mm. The stand height position of 563.6 is not identified, so only width and depth are stored.
Dimensions without stand
Width610.3Height369.2Depth70.5mm(24 × 14.5 × 2.8 in)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: 610.3 x 369.2 x 70.5 mm without stand. Matches webpage and ASUS datasheet. Outline 3-18 instead marks 66.5 mm depth and 352.4 mm height, an unresolved drawing conflict.
Width611.7Height353.8Depth49.2mm(24.1 × 13.9 × 1.9 in)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Net Dimension without Stand (WxHxD) 611.7 x 353.8 x 49.2 mm.
Stand footprint
Not available
Not available
Weight with stand
7.62kg(16.8 lb)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-17: 7.62 +/-0.5 kg with stand. Cable inclusion is not stated.
6.5kg(14.3 lb)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Set Weight with Stand 6.5 kg.
Weight without stand
5kg(11 lb)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-17: 5.0 +/-0.5 kg without stand. Webpage estimates 4.97 kg. Manual preferred. Cable inclusion is not stated.
3.8kg(8.4 lb)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Set Weight without Stand 3.8 kg.
Box dimensions
Width490Height894Depth188mm(19.3 × 35.2 × 7.4 in)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-17 explicitly labels 490 x 894 x 188 mm (W x H x D). Webpage and datasheet reverse first two axes and give 896 mm instead of 894 mm. Manual published orientation retained.
Width684Height185Depth451mm(26.9 × 7.3 × 17.8 in)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Package Dimension 684.0 x 185.0 x 451.0 mm. The DE datasheet gives the same as width x height x depth.
Box weight
12.4kg(27.3 lb)3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-17: 12.4 +/-0.5 kg gross.
9.1kg(20.1 lb)1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Package Weight 9.1 kg.

Power

9 of 13 differ
Power supply
Internal5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2195069_EN.pdfRead 5 October 2026Page 1 parameter 24: Internal.
External adapter1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Power Type External Adaptor.
Adapter rating
Not available
Not available
Input voltage
100-240 V AC, 50/60 Hz3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: AC 100-240V, 50/60Hz.
100-240 V AC1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Power Supply AC 100 - 240 V. The frequency is not stated on this page.
Power use (typical)
Not available
32W3Maker product pagesamsung.com/uk/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802suxxuRead 14 October 2026UK specs: Power Consumption (Typ) 32.0 W. The UK page also lists DPMS 0.50 W, Off Mode 0.30 W and Energy Efficiency Class G, which match the DE datasheet.
Power use (max)
Not available
220W1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Power Consumption (Max) 220 W. USB-C charging load is not stated.
Power use SDR (EU label)
25.4W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2195069_EN.pdfRead 5 October 2026Page 1 parameter 4: on-mode SDR power demand 25.4W.
32W5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2 energy label data: on-mode power 32 W (typ.). HDR power is not given.
Power use HDR (EU label)
36W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2195069_EN.pdfRead 5 October 2026Page 1 parameter 6: on-mode HDR power demand 36.0W.
Not available
Standby power
0.5W3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Power saving <0.5W. Upper bound retained, not an exact measured consumption.
0.5W5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: standby 0.5 W.
Off-mode power
0.3W3Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27UCDM/ASUS_PG27UCDM_UM-EN.pdfRead 5 October 2026Specifications 3-16: Power Off <0.3W. Upper bound retained.
0.3W5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: off mode 0.3 W.
EU energy class SDR
F5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2195069_EN.pdfRead 5 October 2026Page 1 parameter 3: F.
G5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Energieeffizienzklasse G.
EU energy class HDR
G5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2195069_EN.pdfRead 5 October 2026Page 1 parameter 5: G.
Not available
Energy per 1000 h SDR
Not available
32kWh5Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG800SUXEN.pdfRead 14 October 2026Page 2: Energieverbrauch pro 1000h 32 kWh.
Energy per 1000 h HDR
Not available
Not available

Certifications

5 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
240Hz1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Certificate: VESA AdaptiveSync Display 240Hz.
Not available
TÜV certifications
TÜV Flicker-free, TÜV Low Blue Light (Hardware Solution)1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Certificate lists both exact names.
Not available
Low blue light
Hardware1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Certificate expressly names Low Blue Light (Hardware Solution). The manual also has a software filter.
Software1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Eye Saver Mode Yes, a selectable picture filter. A hardware low-blue-light panel is not claimed.
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Pantone Validated1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: Pantone Validated Yes.
Other certifications
FSC MIX1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Certificate: FSC MIX.
UL Glare Free1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs: UL Glare Free Yes.

In the box

2 of 2 differ
In the box
DisplayPort 2.1 (DP80) 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-swift-oled-pg27ucdm/specRead 5 October 2026Accessories vary by region. Manual 1-1 calls USB-C, HDMI, DP and USB cables optional. No paper color-calibration report is listed.
Power cable (1.5 m), HDMI cable, DP cable, USB Type-C cable1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs, Accessory: Power Cable, HDMI Cable, DP Cable and USB Type-C Cable. The German bundle has no HDMI cable. That is not inherited.
Cables included
AASUS ROG Swift OLED PG27UCDM
Type
DisplayPort 2.1 (DP80) 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-swift-oled-pg27ucdm/specRead 5 October 2026Accessories vary by region. Counts are not stated. DisplayPort cable and DP80 cable are not counted as two separate cables.
BSamsung Odyssey OLED G8 G80SH 27"
Type
Power cable (1.5 m)
HDMI cable
DP cable
USB Type-C cable
Source1Maker product pagesamsung.com/au/monitors/gaming/odyssey-oled-g8-g80sh-27-inch-4k-uhd-240hz-ls27hg802sexxyRead 14 October 2026Specs, Accessory: Power Cable Length 1.5 m, HDMI Cable Yes, DP Cable Yes, USB Type-C Cable Yes. Counts are not stated.

Warranty

0 of 2 differ
Manufacturer warranty (source market)
3years1Maker product pagerog.asus.com/monitors/27-to-31-5-inches/rog-swift-oled-pg27ucdm/specRead 5 October 2026Warranty: global page states 3 years including panel burn-in.
3years10Maker product pagesamsung.com/au/support/warrantyRead 14 October 2026Australia only. Samsung Australia lists a 3-year warranty for LCD and OLED monitors under 12 hours use a day. The German datasheet gives 2 years for Germany.
Dead pixel policy
Not available
Not available

Both are also in the API. Back to all monitors.