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Dell Alienware AW2521H vs Samsung Odyssey G8 G80HF (5K)

Product A: Dell

Alienware AW2521H

106 of 172 known
Change Dell Alienware AW2521H

Compare the Samsung Odyssey G8 G80HF (5K) with

Product B: Samsung

Odyssey G8 G80HF (5K)

96 of 172 known
Change Samsung Odyssey G8 G80HF (5K)

Compare the Dell Alienware AW2521H with

84 of 164 fields differ

Download CSVDownload JSON
  • 52 different values
  • 32 known for one only
  • 27 the same
  • 53 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Power use HDR (EU label)Lower is betterA: 18.3WB: 61WDell is 42.7 W lower.
  2. Pixel densityA: 89.9ppiB: 217.6ppiSamsung is 127.7 ppi higher.
  3. Power use (typical)Lower is betterA: 21.232WB: 49WDell is 27.768 W lower.
  4. Refresh rateA: 360HzB: 180HzDell is 180 Hz higher.
  5. Power use SDR (EU label)Lower is betterA: 19.1WB: 26WDell is 6.9 W lower.
  6. Standby powerLower is betterA: 0.4WB: 0.5WDell is 0.1 W lower.
  7. Brightness (typical, SDR)A: 400nitsB: 350nitsDell is 50 nits higher.

Refresh rate per resolution

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

5120 × 2880Native for B
ANot listed
B180Hz
2560 × 1440
ANot listed
B360Hz
1920 × 1080Native for A
A360Hz
BNot listed

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
A8.1kg
B6.2kg
Weight without stand
A4.5kg
B3.7kg
Box weight
A12.3kg
B8.3kg

All 172 fields

Every value links to where we found it.

ADell Alienware AW2521H
BSamsung Odyssey G8 G80HF (5K)

General

6 of 8 differ
Series
Alienware1Maker product pagedell.com/en-us/shop/alienware-25-gaming-monitor-aw2521h/apd/210-aycbRead 5 October 2026
Odyssey G83Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Page title 27 inch Odyssey G8 G80HF.
Model numbers
AW2521H, AW2521Hb1Maker product pagedell.com/en-us/shop/alienware-25-gaming-monitor-aw2521h/apd/210-aycbRead 5 October 2026Exact marketing and regulatory models independently read on own original guide cover.2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own exact cover marketing/regulatory model names, not inferred from a sibling suffix.
LS27HG802EFXZA, LS27HG806EFXEN, LS27HG806EFXXU, LS27HG806EFXXY, LS27HG806EFXXK2Maker product pagesamsung.com/us/gapi/v1/bridge/cacheable/bridge-dataRead 14 October 2026LS27HG802EFXZA is the US spec entry. LS27HG806EFXEN is the Samsung Germany data sheet and page, LS27HG806EFXXU the UK page, LS27HG806EFXXY the Australia page and LS27HG806EFXXK the Hong Kong page. All list the same hardware table.4Maker product pagesamsung.com/de/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxenRead 14 October 2026Germany page LS27HG806EFXEN.5Maker product pagesamsung.com/uk/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxuRead 14 October 2026UK page LS27HG806EFXXU, same hardware table.6Maker product pagesamsung.com/hk/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxkRead 14 October 2026Hong Kong page LS27HG806EFXXK, same product name.
GTIN / EAN
8841163833697Retailer pagegamestop.com/pc-gaming/monitors/pc/products/alienware-aw2521h-25-in-fhd-1920x1080-360hz-1ms-g-sync-compatible-gaming-monitor/311805.htmlRead 7 October 2026Exact AW2521H new US retail reference. European EAN 5397184409541 not asserted for the US package. Refurbished Best Buy GSRF code 400064571209 excluded.
88060990414417Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026EAN 8806099041441 for LS27HG806EFXEN. No GTIN was found for the other model numbers.
Announced
13 May 20205Press articleengadget.com/alienware-area-51-m15-m17-aurora-140007085.htmlRead 7 October 2026Original exact model preview on May 13, 2020. First public announcement, distinct from October pricing and November retail. Maker original May blog not recovered. May 18 TFTCentral article is later coverage.
December 202512Press releasenews.samsung.com/us/samsung-unveils-new-odyssey-gaming-monitor-lineup-world-first-6k-3d-ultra-high-resolution-displaysRead 14 October 2026Samsung Newsroom US, 23 December 2025: the 27-inch Odyssey G8 (G80HF model) is announced ahead of CES 2026.
Status
Not available
Available13Press releasenews.samsung.com/us/samsung-launches-next-gen-odyssey-viewfinity-and-the-movingstyle-essential-monitors-including-industrys-first-6k-gaming-monitorRead 14 October 2026Samsung US release of 19 May 2026: available for order from Samsung.com and select retailers. The US page shows an in-stock order button on 2026-10-14.
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$899.994Press articlenotebookcheck.net/Alienware-announces-pricing-and-availability-for-its-new-gaming-monitors.497409.0.htmlRead 7 October 2026Original October 8, 2020 maker launch-price announcement reported by Notebookcheck. Exact 24.5-inch 360 Hz AW2521H. Independent same-day Tom’s Hardware launch report agrees. Subsequent sale prices excluded. Original maker page no longer exposes launch price.
$949.9913Press releasenews.samsung.com/us/samsung-launches-next-gen-odyssey-viewfinity-and-the-movingstyle-essential-monitors-including-industrys-first-6k-gaming-monitorRead 14 October 2026Samsung US release of 19 May 2026 pricing table: 27 inch G80HF 949.99 USD. Tom's Hardware (3 June 2026) and TFTCentral (24 April 2026) report the same US price. Excludes sales tax.15Press articletomshardware.com/monitors/gaming-monitors/samsung-rolls-out-2026-odyssey-gaming-monitors-including-5k-and-6k-models-27-to-32-inches-with-up-to-330-hz-refresh-rateRead 14 October 2026Tom's Hardware, 3 June 2026: the 27-inch Odyssey G8 is priced at 949.99 USD.
Launch price (EU)
Not available
Not available
Markets
US, EU, AU, JP, CN4Press articlenotebookcheck.net/Alienware-announces-pricing-and-availability-for-its-new-gaming-monitors.497409.0.htmlRead 7 October 2026Original launch availability explicitly names these markets for November 2020. This records markets in which model was sold, not present stock. Japan actual maker release was December 2, 2020, later than the forecast. China already independently verified in original release source. Exact shared AW2521H model, not an AW2521HF regional SKU. China October 2020 availability also explicitly stated in same launch report.
Not available
Colours
Dark Side of the Moon6Maker product pagedell.com/en-uk/shop/alienware-25-gaming-monitor-aw2521h/apd/210-ayclRead 7 October 2026Exact AW2521H maker colour. Lunar Light belongs to AW2521HFL 240 Hz, not this model. Matching global panel and housing reference, UK cable/warranty not transplanted.
Black3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Front, rear and stand colour all Black.
Segment
Gaming1Maker product pagedell.com/en-us/shop/alienware-25-gaming-monitor-aw2521h/apd/210-aycbRead 5 October 2026
Gaming3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Samsung gaming monitor category. Page title: Gaming Monitor.

Display

9 of 12 differ
Screen size
24.5in(62.2 cm)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
27in(68.6 cm)3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Screen Size (Class) 27.
Viewable screen diagonal
24.5in(62.2 cm)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
26.93in(68.4 cm)8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Manual specifications page 41, S27HG80*E: Size 68.4 cm, which is 26.93 inches. The German data sheet says 68.5 cm (27 inch) and the EU energy sheet says 68.0 cm.
Native resolution
1920 × 1080px2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
5120 × 2880px3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 20265K 5120 x 2880.
Aspect ratio
16:92Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
16:93Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Aspect Ratio 16:9.
Pixel density
89.9ppi
217.6ppi
Pixel pitch
0.2829mm2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own horizontal pitch 0.2829 mm. Separate vertical pitch 0.2802 mm is not put into this scalar. Active dimensions and pixel count agree at published precision.
0.1164mm8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Manual page 41, S27HG80*E: Pixel Pitch 0.1164 mm (H) x 0.1164 mm (V).
Active display area
Width543.2Height302.6mm(21.4 × 11.9 in)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Width595.968Height335.232mm(23.5 × 13.2 in)3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Active Display Size 595.968 x 335.232 mm. The manual gives the same display area for S27HG80*E.
Curved
No8Retailer pagenewegg.com/black-dell-alienware-aw2521h-24-5/p/0JC-0004-00SV8Read 7 October 2026Exact AW2521H 360 Hz retailer table explicitly Flat Panel. No curvature radius zero inferred.
No3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Flat / Curved: Flat.
Curvature radius
Not available
Not available
Screen surface
Matte10Reviewpcmonitors.info/dell/dell-alienware-aw2521h-360hz-full-hd-ips-modelRead 7 October 2026Exact AW2521H descriptive source, consistent with maker anti-glare 3H. No named coating replacement.
Not available
Anti-reflection coating
Anti-glare with 3H hardness2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Not available
Touchscreen
No9Retailer pagesenetic.co.uk/product/GAME-AW2521HRead 7 October 2026Exact GAME-AW2521H retailer table. Other template values conflicting with maker not adopted.
Not available

Panel

11 of 31 differ
Panel type
Fast IPS2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Fast IPS1Maker product pagesamsung.com/us/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg802efxzaRead 14 October 2026The US page description says fast IPS. The spec table says Panel Type IPS. TFTCentral says Fast IPS.
Panel type (as published)
Fast IPS2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Fast IPS14Press articletftcentral.co.uk/news/samsung-odyssey-g80hf-officially-enters-the-5k-dual-mode-market-with-full-details-now-availableRead 14 October 2026TFTCentral: 27 inch Fast IPS LCD. The Samsung spec tables only say IPS.
Backlight
Edge-lit LED2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Not available
Local dimming
No11Reviewrtings.com/monitor/reviews/dell/alienware-aw2521hRead 7 October 2026Own tested exact AW2521H public HDR verdict explicitly has no local dimming. Maker Variable Backlight changes whole backlight intensity. It is dynamic/global backlight control, not independent local zones. DisplayNinja independently agrees. No zone count zero inferred.
Yes8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Manual page 30: Local Dimming menu item, S27HG80*E and S32HG80*E models only (Low, Standard, High). Zone count is not stated. TFTCentral notes there is no Mini LED backlight.
Dimming zones
Not available
Not available
Panel maker
AU Optronics10Reviewpcmonitors.info/dell/dell-alienware-aw2521h-360hz-full-hd-ips-modelRead 7 October 2026Exact AW2521H supplier explicitly named. AHVA is IPS-like AUO technology, not VA. Exact part number and panel generation not published.
Not available
Panel part number
Not available
Not available
Panel generation
Not available
Not available
Subpixel layout
Not available
Not available
Colour depth
8bits10Reviewpcmonitors.info/dell/dell-alienware-aw2521h-360hz-full-hd-ips-modelRead 7 October 2026Exact native panel statement. Supported high-bit input is not native 10-bit. DisplaySpecifications independently says 8 bits with FRC No. Epey 6-bit+FRC row is inconsistent with these specialist sources and appears template contamination.
10bits14Press articletftcentral.co.uk/news/samsung-odyssey-g80hf-officially-enters-the-5k-dual-mode-market-with-full-details-now-availableRead 14 October 2026TFTCentral: 10-bit colour depth offering 1 billion colours. Native versus FRC is not stated.
Colour depth method
Native10Reviewpcmonitors.info/dell/dell-alienware-aw2521h-360hz-full-hd-ips-modelRead 7 October 2026Same explicit true 8-bit panel claim. Does not derive bits from 16.7 million displayed colours.
Not available
Displayable colours
16.7 million2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
1 billion3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Colour Support Max 1B. German data sheet: 1 Mrd.
sRGB coverage
99%2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own 99% sRGB claim. CIE basis is unstated.
99%3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Samsung row sRGB Coverage 99 %. Coverage, not volume. CIE reference not stated.
DCI-P3 coverage
Not available
Not available
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes15Reviewdisplayninja.com/dell-alienware-aw2521h-reviewRead 7 October 2026Exact descriptive calibration claim. Maker existing calibration accuracy target is ΔE2000 <1.5 average. Review measurement can vary and remains separate. No paper report claim inferred.
Yes3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Calibration: Factory Tunning Yes. The listed calibration report may be electronic, so no paper report is stored.
Claimed Delta E
1.52Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own average Delta E 2000 < 1.5 alongside sRGB 99% colour claim. Preset and detailed test conditions are unstated. This maker calibration target is not a reviewed colour-error result.
Not available
Paper calibration report in box
Not available
Not available
Hardware calibration support
Not available
Not available
Static contrast ratio
1,000:12Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
1,000:13Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Contrast Ratio Static 1,000:1.
Brightness (typical, SDR)
400nits2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
350nits3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Brightness (Typical) 350 cd/m2.
Brightness (maker minimum)
Not available
250nits3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Brightness (Min) 250 cd/m2. Maker minimum guaranteed figure.
Peak brightness (HDR)
Not available
400nits3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Brightness (Peak) 400 cd/m2. Window size is not stated. TFTCentral says there are no real HDR capabilities, so no HDR certification is stored.
HDR peak test window
Not available
Not available
Full-screen brightness
Not available
Not available
HDR formats
HDR102Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
HDR10, HDR10+3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026HDR row lists HDR10, HDR10+ and HDR10+ Gaming. No Dolby Vision.
HDR certification
Not available
Not available
Viewing angle (horizontal)
178°2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
178°3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Viewing Angle (H/V) 178 / 178.
Viewing angle (vertical)
178°2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
178°3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Viewing Angle (H/V) 178 / 178.

Refresh rate and motion

12 of 22 differ
Refresh rate per resolution and port
ADell Alienware AW2521H
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.0DisplayPort 1.4
1920 × 1080Native240Hz360Hz
Source2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own Resolution Specifications explicitly maximum native resolution at the stated DP and HDMI rates. Bit depth, chroma, DSC and lower-resolution maxima are unproved and omitted.
BSamsung Odyssey G8 G80HF (5K)
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 2.1Port not listed
5120 × 2880Native180Hz180HzNot available
2560 × 1440Not availableNot available360Hz
Source8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Manual page 43, S27HG80*E: vertical frequency 48~180 Hz and 48~360 Hz, optimum and maximum resolution 5120 x 2880 at 180 Hz, one line for both inputs. The timing table on page 45 lists Custom Timing 5120 x 2880 at 60, 120 and 180 Hz with DP and HDMI both supported (footnote 9). Samsung specs: Max 5K 180 Hz / QHD 360 Hz (Dual Mode, DLG 2560 x 1440). The manual's Dual Mode entry says the optimum resolution needs Dual Mode off. The manual has no 2560 x 1440 at 360 Hz timing and does not say which input carries it, so that row has no input. Bit depth, chroma and DSC are not stated.
Max refresh rate
360Hz
360Hz
Max refresh rate at native resolution
360Hz
180Hz
Max refresh rate over DisplayPort
360Hz
180Hz
Max refresh rate over HDMI
240Hz
180Hz
Max refresh rate over USB-C
Not available
Not available
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
360Hz2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
180Hz3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Refresh Rate: Max 5K 180 Hz.
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Yes3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Dual Mode Yes. 5K 180 Hz or QHD 360 Hz (DLG 2560 x 1440).
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
G-SYNC2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own Product Features names the native NVIDIA tier. Generic scan intervals are not actual VRR ranges, and AMD compatibility or certification is not borrowed from similar models.
FreeSync Premium, G-SYNC Compatible3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026FreeSync Premium and G-Sync Compatible rows.
VRR range per port
Not available
Not available
Low framerate compensation
Not available
Yes16Maker product pageamd.com/en/products/graphics/technologies/freesync.htmlRead 14 October 2026AMD requires LFC for FreeSync Premium certification, which Samsung claims for this model. No per-port range is inferred.
Response time (maker GtG claim)
1ms2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own fastest maker GtG 1 ms in Extreme, with potential visible artifacts. Super Fast 2 ms and Fast 3 ms are separate settings.
1ms3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Response Time 1 (GTG). Maker claim. Footnote on the AU and UK pages: 1 ms is the average response time range between 1.00 and 1.99 ms, truncated to a whole number, based on GtG measured under internal test conditions and requiring the Extreme mode setting.
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Fast, Super Fast, Extreme2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Not available
Motion blur reduction
Yes2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own NVIDIA ULMB paragraph supports only direct DisplayPort at fixed 144 or 240 Hz, not through a dongle/hub. It is not the normal 360 Hz operating mode.
Not available
Blur-reduction technology
NVIDIA ULMB2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Not available
Blur reduction works with VRR
No2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own NVIDIA ULMB paragraph expressly requires Enable G-SYNC not selected in NVIDIA Control Panel.
Not available
Flicker-free (claimed)
Yes2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Yes3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Flicker Free Yes. Maker claim.
Black frame insertion
Not available
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)
Not available
Not available
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
890.4:118Measurementtomshardware.com/reviews/alienware-aw2521h-360hz-monitor/2Read 7 October 2026Own exact AW2521H review uncalibrated maximum-backlight static white/black ratio, Custom Color mode per page 3 methodology, Variable Backlight off. Separate approximately 1300:1 dynamic and 918.9:1 ANSI excluded. Linked methodology full-field white/black patterns and ratio. LaptopMedia 1040:1 in Standard mode is a different picture condition, not silent replacement.
Not available
SDR brightness (measured)
440nits17Measurementlaptopmedia.com/review/alienware-aw2521hRead 7 October 2026Own AW2521H June 20, 2022 lab review: maximum white luminance at screen centre in Standard SDR mode. NVIDIA RTX 2060 display connection. Test-window percentage and meter model not named in public prose, not fabricated. Tom’s Hardware Custom Color sample just over 460 and Quasar 464.1 under different/unstated settings are not interchangeable maker replacements.
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)
2.433419Measurementtomshardware.com/reviews/alienware-aw2521h-360hz-monitor/3Read 7 October 2026Exact own AW2521H uncalibrated first colour chart explicitly reads Color Gamut - Standard, default and Avg dE2000 2.4334, with CIE1976 u′v′ geometry and sRGB reference. Specific chart identifies Standard/default, while generic prose says testing and calibration in Custom Color. This mode-label discrepancy is retained, not silently resolved. Out-of-box state is independently explicit in the adjacent text. Post-calibration 1.50 and grayscale 3.11 excluded.
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

9 of 19 differ
Video inputs
ADell Alienware AW2521H
TypeVersionCount
DisplayPort1.41
HDMI2.02
Source2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
BSamsung Odyssey G8 G80HF (5K)
TypeVersionCountHDCP
DisplayPort2.112.2
HDMI2.122.2
Source3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Display Port 1 EA version 2.1, HDCP 2.2. HDMI 2 EA version 2.1, HDCP 2.2. TFTCentral says DisplayPort 2.1 (UHBR20), but Samsung's May release only names UHBR20 for the G80SH, and TFTCentral measured UHBR13.5 on the sibling G80HS, so no link rate or bandwidth is stored.
HDMI ports
2
2
DisplayPort ports
1
1
Highest HDMI version
2.0
2.1
Highest DisplayPort version
1.4
2.1
HDMI features
Not available
Not available
USB-C video (DP Alt Mode)
No2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own complete physical inventory has no USB-C socket.
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: USB-C Nein. No USB-C port in the port list.
USB-C power delivered
Not available
Not available
Thunderbolt
Not available
Not available
USB upstream ports
ADell Alienware AW2521H
ConnectorUSB versionCount
USB-B3.2 Gen 11
Source2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
BSamsung Odyssey G8 G80HF (5K)
ConnectorCount
USB-B1
Source3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026USB-B Upstream Port 1. Version not stated.
USB downstream hub ports
ADell Alienware AW2521H
ConnectorUSB versionCount
USB-A3.2 Gen 14
Source2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own total four peripheral Type-A sockets, including one charging socket. Charging and Reflex functions do not add sockets.
BSamsung Odyssey G8 G80HF (5K)
ConnectorUSB versionCount
USB-A3.2 Gen 12
Source3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026USB Type-A Downstream Port 2 EA, version 3.2 Gen1.
KVM switch
Not available
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: KVM Switch Nein.
Daisy chain (MST)
Not available
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: Daisy Chain Nein.
Ethernet
No2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own complete physical inventory has no Ethernet socket.
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: Ethernet (LAN) Nein.
3.5 mm headphone output
Yes2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own headphone port is separate from rear line-out, which explicitly does not support headphones.
Yes3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Headphone 1 EA.
3.5 mm microphone input
No2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own complete physical inventory has analog output sockets only, with no microphone input.
Not available
Optical out
No2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own complete physical inventory has no optical audio socket.
Not available
Picture in picture
No13Revieweftm.com/2021/03/review-alienware-aw2521h-gaming-monitor-207972/ampRead 7 October 2026Own exact AW2521H hands-on explicitly no multi-input PIP/PBP support. Consistent with complete maker OSD feature inventory.
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: Picture-In-Picture Nein.
Picture by picture
No13Revieweftm.com/2021/03/review-alienware-aw2521h-gaming-monitor-207972/ampRead 7 October 2026Same explicit sentence. Resolution switching does not mean simultaneous sources.
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: 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

1 of 5 differ
Speakers
No12Reviewtomshardware.com/reviews/alienware-aw2521h-360hz-monitorRead 7 October 2026Exact 360 Hz AW2521H table and physical review state no internal speakers. No speaker count or per-channel power zero stored.
No3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Speaker No.
Number of speakers
Not available
Not available
Speaker power per channel
Not available
Not available
Webcam
Not available
No7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Data sheet: Webcam Nein.
Microphone
Not available
Not available

Ergonomics and controls

11 of 15 differ
Stand height adjustment
130mm2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
120mm3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026HAS 120.0 plus or minus 5.0 mm.
Tilt
Forward5°Backward21°2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Forward2°Backward25°3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026-2 to 25 degrees, each plus or minus 2 degrees. Stored as positive magnitudes.
Swivel
Left20°Right20°2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Left30°Right30°3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026-30 to 30 degrees, each plus or minus 3 degrees.
Pivot
Counterclockwise90°Clockwise90°2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Counterclockwise92°Clockwise92°3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026-92 to 92 degrees, each plus or minus 2 degrees. Stand Type HAS Pivot.
Removable stand
Yes2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Yes8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Manual page 13 Attaching the Stand: disassembly is the reverse order of assembly. VESA holes on the product (page 20).
VESA mount
100 x 1002Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
100 x 1003Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Wall Mount 100 x 100 mm. The manual VESA table lists 100.0 x 100.0 mm, M4 screws, 6.0 to 8.5 mm for S27HG80*E.
VESA adapter needed
No14Owner's manualm.media-amazon.com/images/I/C1BEKAl2z0L.pdfRead 7 October 2026Maker VESA wall mounting page 36: remove stand and four plastic-cover screws, then directly attach compatible wall mounting bracket with specified M4 screws. No proprietary adapter required. Optional wall bracket is separate from adapter.
No8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 20: S27HG80*E has 100.0 x 100.0 mm VESA screw holes on the product. No adapter is named.
Security lock slot
Yes2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Not available
On-screen menu controls
Joystick, Buttons2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Joystick8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 9: 5-Way Button, a multi-directional button that navigates the menu.
Desktop software
Alienware Command Center (AWCC)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own AWCC/AlienFX section controls LED lighting effects. It does not establish software control of the display OSD.
Samsung Display Manager8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 21: Samsung Display Manager is integrated control software for the monitor functions.
User firmware updates
Not available
Yes8Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Page 36: Software Update menu item that updates from a USB drive with a file downloaded from the Samsung website.
Ambient light sensor
Yes14Owner's manualm.media-amazon.com/images/I/C1BEKAl2z0L.pdfRead 7 October 2026Maker-authored AW2521H/AW2521Hb 2022 user guide. OSD page 52 explicitly says the ambient light sensor automatically adjusts backlight brightness, default Off and disabled for HDR. Physical presence is separately named by the maker reviewer sheet. Dell-hosted PDF routes were unavailable, and this public authentic guide mirror was downloaded and read independently.
Not available
Presence sensor
Not available
Not available
RGB lighting
Yes2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own AlienFX section explicitly supports RGB colour codes and effects across physical lighting zones.
Not available
Gaming menu features
Timer, Frame Rate, Display Alignment, Dark Stabilizer, NVIDIA Reflex Latency Analyzer2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own Reflex Latency Analyzer is a system-latency feature, not a monitor-only measured-lag value.
Black Equalizer, Virtual AIM Point, Super Arena Gaming UX, Core Sync3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Named rows Black Equaliser, Virtual AIM Point, Super Arena Gaming UX and Core Sync. The manual also lists an Infinity Core Lighting on/off item for LED lighting behind the screen. Colours are not documented, so RGB lighting is not stored.

OLED care

None of 3 known
OLED care
Not available
Not available
Burn-in covered by warranty
Not available
Not available
Burn-in warranty length
Not available
Not available

Dimensions and weight

7 of 7 differ
Dimensions with stand
Width556.3Height (lowest)421.2Height (highest)526.1Depth251.9mm(21.9 × 16.6 to 20.7 × 9.9 in)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own complete display width/depth are direct. Height endpoints come from the maker guide mirror listed below, which labels the overall envelope separately from the 130 mm panel travel.14Owner's manualm.media-amazon.com/images/I/C1BEKAl2z0L.pdfRead 7 October 2026Maker guide page 19 explicitly labels overall with-stand height: extended 526.1 mm, compressed 421.2 mm. Separate stand-only heights are 436.8/421.2 mm, and panel travel is separately 130 mm. Main approved literal overall endpoints without forcing their difference to equal panel travel.
Width614.1Depth263.9mm(24.2 × 10.4 in)7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Maße mit Standfuss 614.1 x 566.6 x 263.9 mm (W x H x D). The 566.6 mm height has no stated stand position, so no height is stored. Same figures on the AU page.
Dimensions without stand
Width556.3Height328.2Depth84.4mm(21.9 × 12.9 × 3.3 in)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
Width614.1Height365.1Depth59.6mm(24.2 × 14.4 × 2.3 in)7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Maße ohne Standfuss 614.1 x 365.1 x 59.6 mm. Wider than the 595.968 mm active area.
Stand footprint
Width465.2Depth251.9mm(18.3 × 9.9 in)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own physical table stand width 465.2 mm and depth 251.9 mm, separate from panel-body width.
Not available
Weight with stand
8.1kg(17.9 lb)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own weight with stand assembly and cables.
6.2kg(13.7 lb)7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Gewicht mit Standfuss 6.2 kg.
Weight without stand
4.5kg(9.9 lb)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own no-stand/no-cable weight for VESA considerations.
3.7kg(8.2 lb)7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Gewicht ohne Standfuss 3.7 kg.
Box dimensions
Not available
Width665Height153Depth477mm(26.2 × 6 × 18.8 in)7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Maße mit Verpackung 665 x 153 x 477 mm (B x H x T). The US sheet gives 26.18 x 6.02 x 18.78 in, the same size. The AU page lists a different 693 x 189 x 438 mm box.
Box weight
12.3kg(27.1 lb)2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own packaged weight.
8.3kg(18.3 lb)7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Gewicht mit Verpackung 8.3 kg, above the 6.2 kg product weight. US sheet: 8.3 kg. The AU page says 8.40 kg.

Power

10 of 13 differ
Power supply
Internal2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
External adapter3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Type External Adaptor. Adapter wattage is not stated.
Adapter rating
Not available
Not available
Input voltage
100-240 V AC, 50/60 Hz2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
100-240 V AC, 50/60 Hz3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Power Supply AC 100 - 240 V (50/60 Hz). Mains input of the adapter.
Power use (typical)
21.232W2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own Pon uses the Energy Star reference method. Separate EU on-mode value is not substituted for this claim.
49W3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Power Consumption (Typ) 49.0 W. Test conditions are not stated. The EU label figure for SDR is 26.0 W under EU test conditions.
Power use (max)
83W2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own maximum brightness/contrast with maximum loading on all USB ports.
78W3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Power Consumption (Max) 78 W, also on the US page. USB load scope is not stated.
Power use SDR (EU label)
19.1W2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own electrical on-mode value as defined in EU 2019/2021 and 2019/2013, separate from Energy Star Pon.
26W9Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-productfiche.pdfRead 14 October 2026EU product information sheet for S27HG806EF: on mode SDR 26.0 W. The German data sheet also lists 26 W.
Power use HDR (EU label)
18.3W21EU energy label (EPREL)eprel.ec.europa.eu/api/product/364442/fichesRead 7 October 2026Exact AW2521H EU fiche row 6. EU label HDR on-mode test power, not US typical or peak consumption. Same model identifier and SDR 19.1, standby 0.4/off 0.3 agree original/current maker guide. No EU warranty or support term added.
61W9Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-productfiche.pdfRead 14 October 2026On mode HDR 61.0 W.
Standby power
0.4W2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
0.5W9Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-productfiche.pdfRead 14 October 2026Standby 0.5 W.
Off-mode power
0.3W2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026
0.3W9Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-productfiche.pdfRead 14 October 2026Off mode 0.3 W.
EU energy class SDR
E21EU energy label (EPREL)eprel.ec.europa.eu/api/product/364442/fichesRead 7 October 2026Exact AW2521H EU2019/2013 energy classification under EU registration364442. Regional regulatory test scope.
F9Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-productfiche.pdfRead 14 October 2026Energy efficiency class SDR F.
EU energy class HDR
E21EU energy label (EPREL)eprel.ec.europa.eu/api/product/364442/fichesRead 7 October 2026Exact AW2521H EU2019/2013 HDR classification. No automatic conversion from power.
G9Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-productfiche.pdfRead 14 October 2026Energy efficiency class HDR G.
Energy per 1000 h SDR
19kWh22EU energy label (EPREL)eprel.ec.europa.eu/api/product/364442/labelsRead 7 October 2026Original exact AW2521H EU energy label, upper SDR value 19 kWh per 1000 h, class E. Public label downloaded, extracted and visually checked. Not calculated from 19.1 W fiche.
26kWh10EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-energylabel.pdfRead 14 October 2026EU energy label: 26 kWh/1000h.
Energy per 1000 h HDR
18kWh22EU energy label (EPREL)eprel.ec.europa.eu/api/product/364442/labelsRead 7 October 2026Original exact AW2521H EU energy label lower HDR value 18 kWh per 1000 h, class E. Not calculated from 18.3 W fiche. Regional regulatory test scope, no EU warranty/support terms.
61kWh10EU energy label (EPREL)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-ls27hg806efxen-energylabel.pdfRead 14 October 2026EU energy label: HDR 61 kWh/1000h.

Certifications

1 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Not available
Not available
Low blue light
Software2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own ComfortView preset reduces blue emission through software setting. No unproved hardware-solution certification is inferred.
Software3Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Eye Saver Mode Yes, a selectable picture mode. No hardware low-blue-light claim.
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Not available
Other certifications
Not available
Windows 113Maker product pagesamsung.com/au/monitors/gaming/odyssey-g8-g80hf-27-inch-dual-mode-5k-180hz-qhd-360hz-ls27hg806efxxyRead 14 October 2026Windows Certification Windows11.

In the box

2 of 2 differ
In the box
Display, Stand riser, Stand base, I/O cover, Power cable (varies by country), DisplayPort to DisplayPort cable, Mini DisplayPort to DisplayPort cable, USB 3.2 Gen 1 upstream cable, Quick setup guide, Safety, Environmental and Regulatory Information, Alienware welcome card2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own exact Package Contents. Optional market items and power cable can vary. HDMI cable is not listed and electrical cable description explicitly says not included.
Power cable (1.5 m), HDMI cable, DP cable2Maker product pagesamsung.com/us/gapi/v1/bridge/cacheable/bridge-dataRead 14 October 2026US accessory rows: Power Cable Length 1.5 m, HDMI Cable Yes, DP Cable Yes, USB Type A to B Upstream Cable No. The German data sheet lists the same three. The AU page also lists a USB 3.0 cable, so bundles vary by market.
Cables included
ADell Alienware AW2521H
TypeCount
Power cable1
DisplayPort to DisplayPort cable1
Mini DisplayPort to DisplayPort cable1
USB 3.2 Gen 1 upstream cable1
Source2Owner's manualdl.dell.com/manuals/all-products/esuprt_electronics_accessories/esuprt_electronics_accessories_monitors/dell-aw2521h-monitor_user%27s-guide_en-us.pdfRead 5 October 2026Own package table pictures/lists one each. Lengths are preserved only where this exact guide states them.
BSamsung Odyssey G8 G80HF (5K)
Type
Power cable (1.5 m)
HDMI cable
DP cable
Source2Maker product pagesamsung.com/us/gapi/v1/bridge/cacheable/bridge-dataRead 14 October 2026Same accessory rows. Counts are not stated.

Warranty

2 of 2 differ
Manufacturer warranty (source market)
3years1Maker product pagedell.com/en-us/shop/alienware-25-gaming-monitor-aw2521h/apd/210-aycbRead 5 October 2026Exact US maker limited hardware warranty 3 years, with region-specific service terms.
2years7Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Garantiezeit 2 Jahre. Market: Germany.
Dead pixel policy
Premium Panel Exchange: zero bright pixels/subpixels. Up to 5 dark subpixels and up to 5 combined defects allowed.16Maker product pagedell.com/support/kbdoc/en-us/000126004/dell-display-pixel-guidelinesRead 7 October 2026Exact current Dell US premium-panel table covers all Alienware except listed newer exceptions, none AW2521H. Exact original AW2521H reviewer sheet independently bundles Premium Panel Exchange with 3-year Advanced Exchange Service. Defect thresholds apply during warranty. Partial subpixel anomalies excluded under policy. Bright pixels and dark subpixels distinguished.
Class 2 according to ISO 9241-3077Maker spec sheet (PDF)images.samsung.com/is/content/samsung/assets/de/display/pdf/Datenblatt_Gaming_Monitor_LS27HG806EFXEN.pdfRead 14 October 2026Pixelfehlerklasse: Klasse 2 nach ISO 9241-307, translated.

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