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BenQ ZOWIE XQ2566X vs Dell Alienware AW3926QW

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Product A: BenQ

ZOWIE XQ2566X

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B

Product B: Dell

Alienware AW3926QW

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All 172 fields

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Only differences

ABenQ ZOWIE XQ2566X

BDell Alienware AW3926QW

General

6 of 8 differ

Series

XQ Series2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026Cover: Gamme XQ, Monitor for Esports.

Alienware1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026General Information / Product Line.

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

XQ2566X, 9H.E19LB.QSE6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Model number 9H.E19LB.QSE next to XQ2566X.

AW3926QW1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Tech specs / Product Model. Dell manufacturer part MW05R and Dell SKU numbers are not listed. A SKU 210-BWYZ was not found on any source.

GTIN / EAN

47187550982777Spec databasecomparateur-gamer.fr/prix/benq-xq2566x-24-1-moniteur-gaming-fast-tn-360hz-2k-4718755098277Read 14 October 2026Page lists EAN 4718755098277 and reference 9H.E19LB.QSE for the BenQ Zowie XQ2566X. The Thai retailer BNN uses the same EAN in its XQ2566X URL.

8841167043621Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026UPC in the page's structured product data (gtin). U.S. listing.

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

2 July 20265Press articlepcgameshardware.de/monitor-display-hardware-154105/news/zowie-xq2566x-xq2766x-wqhd-dyac3-360-hz-e-sports-1546774Read 14 October 2026PC Games Hardware news dated 2 July 2026 reports the XQ2566X and XQ2766X as newly presented. The maker's manual file is stamped 260702 as well.

1 June 20263Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 2026Dell formally announced the monitor on 1 June 2026 (Computex 2026).

Status

Available6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026On sale in France at 949.96 euro, referenced on 22 Jul 2026.

Available1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Exact-model U.S. listing with Dell price and add to cart.

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

Not available

Not available

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

Not available

Not available

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

$899.991Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026The US store block shows $899.99. TFTCentral lists the same $899.99 for the 24.1-inch model at launch. Tax treatment is not stated.

$1,099.991Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Dell U.S. price $1,099.99, equal to the launch price reported by TFTCentral. U.S. prices exclude sales tax.

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

€9494Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026Listed as $899.99 USD / €949. PC Games Hardware gives the same 949 euro UVP. Tax treatment is not stated. The EU retailer price of 949.96 euro at LDLC includes VAT.

€1,1494Press articletftcentral.co.uk/news/alienwares-aw3926qw-available-to-buy-now-in-us-uk-and-european-pricing-also-confirmedRead 14 October 2026EUR 1,149 for Europe, announced 27 August and updated 8 September 2026 when the EU and UK pages went live (UK GBP 999, US USD 1,099.99). The article does not state tax treatment. Prices are the launch prices, no sale price.

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

Not available

US, EU, GB1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026U.S. from the Dell U.S. page. EU and GB from the TFTCentral launch pricing article.

ColoursiThe maker's own colour names

Black6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Spec table: Color Black.

Nova Black1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Physical Characteristics / Product Color: Nova Black.

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

Gaming1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

Gaming1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Product Type: Gaming OLED Monitor. Application/Usage: Gaming.

Display

11 of 12 differ

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

24.1in(61.2 cm)1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

38.9in(98.8 cm)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 viewable diagonal 38.9 in. The maker markets a 39 in. class monitor.

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

Not available

38.9in(98.8 cm)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Viewable image diagonal 987.0 mm (38.9 in.).

Native resolution

2560 × 1440px1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

5120 × 2160px2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p13 Maximum preset resolution 5120 x 2160 at 165 Hz (WUHD mode).

Aspect ratio

16:91Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

21:92Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Aspect ratio 21:9.

Pixel density

121.9ppi=CalculatedFrom Screen size and Native resolution

142.9ppi=CalculatedFrom Screen size and Native resolution

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

0.209mm1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as 0.209 mm. The published display area gives 0.209 mm horizontally and 0.207 mm vertically.

0.1776mm2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Pixel pitch horizontal and vertical 0.1776 mm.

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

Width535.68Height298.08mm(21.1 × 11.7 in)1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as Display area (mm) 535.68 x 298.08.

Width909.31Height383.62mm(35.8 × 15.1 in)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Active area horizontal 909.31 mm, vertical 383.62 mm.

Curved

No4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026Described as a flat format Fast TN panel.

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 and p12: 1500R curvature.

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

Not available

1,500mm2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Curvature 1500R.

Screen surface

Not available

Glossy3Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 2026Dell opted for a glossy screen coating instead of matte anti-glare. Dell lists the coating as Anti-Reflectance with 2H hard-coating.

Anti-reflection coating

Not available

Anti-Reflectance (AR) with hard-coating 2H1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Manual p12 gives the full wording. Page: Surface Treatment Anti-reflectance, Glass Hardness 2H.

Touchscreen

Not available

Not available

Panel

23 of 31 differ

Panel type

TN1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

WOLED3Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 20264th Gen Tandem WOLED panel from LG Display with an RGB stripe layout and no white sub-pixel. The article notes the W in WOLED is the white light of the panel and does not mean a white sub-pixel. Dell's own wording is RGB Stripe Tandem OLED.

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

Fast TN1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Page title says New QHD Fast TN. Spec table says Panel Type TN with Fast liquid crystal Yes.

RGB Stripe Tandem OLED2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 Product features: four stack, three sub-pixel RGB Stripe Tandem OLED panel.

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

Not available

None (self-emissive)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Panel technology: Organic Light Emitting Diode (OLED). Self-emissive.

Local dimming

Not available

Not available

Dimming zones

Not available

Not available

Panel maker

Not available

LG Display3Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 2026Panel from LG Display.

Panel part number

Not available

Not available

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

Not available

4th generation Tandem WOLED3Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 20264th Gen Tandem WOLED technology panel.

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

Not available

RGB stripe2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 three sub-pixel RGB Stripe Tandem OLED panel.

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

8bits4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 20268-bit colour depth. The panel is read as native 8-bit because no FRC or 10-bit is claimed.

10bits2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Color depth 1.07 billion colors, which is 10 bits per channel. p84 troubleshooting instructs selecting 10 bpc output. Native panel versus FRC method is not stated and omitted.

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

Native4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026

Not available

Displayable colours

Not available

1.07 billion2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Color depth: 1.07 billion colors.

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

100%4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026Wide colour gamut covering 100% of sRGB. Coverage or volume and the CIE diagram are not stated.

Not available

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

95%4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026Wide colour gamut covering 95% of DCI-P3. Coverage or volume and the CIE diagram are not stated.

99%2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Color gamut DCI-P3 99% (CIE 1976) (typical). TFTCentral reports 99.5%. The manual takes precedence.

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

Factory calibrated

Not available

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Calibration accuracy Delta E < 2 (average) at sRGB and DCI-P3. OSD MORE INFORMATION p65 has a FACTORY COLOR menu with the color data calibrated at the factory.

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

Not available

22Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Delta E < 2 (average) at sRGB and DCI-P3. The numeric bound 2 is stored.

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

Not available

No2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026pp6-7 Package contents list no printed calibration report. The Factory Color Report is shown on screen in the OSD (p65 FACTORY COLOR) and Dell's store package list matches the manual.

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

Not available

Not available

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

1,000:11Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

1,750,000:12Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Contrast ratio 1.75 million:1. The Dell store page labels the same 1,750,000:1 figure as dynamic contrast. The manual gives it as the plain contrast ratio.

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

350nits1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

300nits2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Brightness 300 cd/m2 (typical).

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

Not available

Not available

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

Not available

1,300nits2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Brightness 1300 cd/m2 (HDR peak at APL 3%).

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

Not available

3%2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 states APL 3%, an average picture level, not a window size. TFTCentral says 1.5% APL and Tom's Hardware says a 3% window. The manual is stored.

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

Not available

300nits7Reviewtomshardware.com/monitors/gaming-monitors/alienware-aw3926qw-39-inch-wuhd-oled-gaming-monitor-reviewRead 14 October 2026Specs table page 1: Brightness (mfr) 300 nits full screen. TechRadar spec box says 300 nits full screen, 1,300 nits peak HDR. SDR.

HDR formats

Not available

HDR10, Dolby Vision3Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 2026Both Dolby Vision HDR and HDR10 formats are supported. The manual p55 states HLG is not supported.

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

None8Reviewrtings.com/monitor/reviews/benq/zowie-xq2566xRead 14 October 2026RTINGS review summary says the monitor has no HDR support. The maker page lists no HDR feature. Only the public review text was used, not the member-only test results.

DisplayHDR True Black 5002Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 HDR support: VESA DisplayHDR True Black 500.

Viewing angle (horizontal)

170°4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026Published as 170/160 viewing angles, horizontal first.

178°2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Viewing angle 178 degrees (typical).

Viewing angle (vertical)

160°4Press articletftcentral.co.uk/news/benq-zowie-announce-new-xq-series-with-360hz-1440p-fast-tn-panels-and-dyac-3Read 14 October 2026Published as 170/160 viewing angles, vertical second.

178°2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Viewing angle 178 degrees (typical).

Refresh rate and motion

15 of 22 differ

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

ABenQ ZOWIE XQ2566X

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

Resolution	HDMI 2.1	DisplayPort 1.4
2560 × 1440Native	360Hz	360Hz

Source1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Spec table: Max. resolution (PC/Laptop) 2560 x 1440 at 360Hz (HDMI 2.1, DP 1.4). The Max. resolution (Console) row says 2560 x 1440 at 120Hz for PS5 and Xbox Series X/S over HDMI 2.1. That console limit is not stored as a PC maximum. Bit depth, chroma and DSC are not stated.

BDell Alienware AW3926QW

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

Resolution	HDMI 2.1	DisplayPort 2.1	USB-C
5120 × 2160Native	165Hz	165Hz	165Hz
2560 × 1080	330Hz	330Hz	Not available

Source2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p13 Connectivity: DisplayPort and both HDMI 2.1 inputs support up to 5120 x 2160 at 165 Hz and 2560 x 1080 at 330 Hz. p10 USB-C DisplayPort Alt Mode supports a maximum of 5120 x 2160 at 165 Hz. USB-C at 2560 x 1080 is only in the preset timing table and is left out. Bit depth, chroma and DSC are not tied to these maxima. The 330 Hz rows need the dual mode (WFHD, OSD ESPORTS MODE or OTHER MODES).

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

360Hz=CalculatedFrom Refresh rate per resolution and port

330Hz=CalculatedFrom Refresh rate per resolution and port

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

360Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

165Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

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

360Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

165Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

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

360Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

165Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

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

Not available

165Hz=CalculatedFrom Refresh rate per resolution and port and Native resolution

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

Not available

Not available

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

360Hz1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

165Hz2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 and p13: 165 Hz at native 5K.

Overclocked refresh rate

Not available

Not available

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

Not available

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 Supports dual resolutions (5120 x 2160 or 2560 x 1080). p13 WUHD mode and WFHD mode.

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

Not available

Not available

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

Adaptive-Sync, HDMI VRR1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Spec table: Variable Refresh Rate Yes. The manual names the menu item Adaptive-Sync and says the GPU must support HDMI 2.1 VRR over HDMI. No FreeSync or G-SYNC certification is claimed.

VESA AdaptiveSync Display, HDMI VRR, FreeSync Premium Pro, G-SYNC Compatible2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 VRR support: AMD FreeSync Premium Pro, HDMI 2.1 Variable Refresh Rate (VRR), NVIDIA G-SYNC Compatible, VESA AdaptiveSync Display (dual mode).

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

Not available

Not available

Low framerate compensation

Not available

Yes9Reviewhothardware.com/reviews/alienware-aw3926qw-oled-gaming-monitor-reviewRead 14 October 2026HotHardware spec table: 48-165 Hz VRR range at native resolution, supports LFC. The review text also mentions LFC engaging. FreeSync Premium Pro requires LFC.

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

Not available

0.03ms2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Response time 0.03 ms (gray to gray). The Dell store page says 0.03 ms GTG (Extreme Mode).

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

Not available

Not available

Overdrive settings

Premium, High, Customize, OFF2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026Image menu, AMA: Premium, High, Customize, OFF. Page 48.

Not available

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

Yes1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

No9Reviewhothardware.com/reviews/alienware-aw3926qw-oled-gaming-monitor-reviewRead 14 October 2026Review: no MPRT-focused or blur reduction mode, no black frame insertion or image strobing.

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

DyAc 31Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

Not available

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

Not available

Not available

Flicker-free (claimed)

Yes1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as Yes (DyAc 3 OFF).

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p8 The monitor adopts Flicker-Free technology.

Black frame insertion

Not available

No9Reviewhothardware.com/reviews/alienware-aw3926qw-oled-gaming-monitor-reviewRead 14 October 2026Review: there is no motion blur reduction mode like black frame insertion or image strobing.

Measured

3 of 12 differ

Input lag at maximum refresh rateiReviewer total display lag at the monitor highest accepted refresh rate, including a faster dual mode. Native-rate measurements below that maximum and processing-only delay are excluded. Source notes name the rate, resolution and test method.

Not available

14.3ms6Measurementtomshardware.com/monitors/gaming-monitors/alienware-aw3926qw-39-inch-wuhd-oled-gaming-monitor-reviewRead 14 October 2026Absolute input lag, full black to white transition, chart on page 2: 14.3 ms at 330 Hz (2560 x 1080 dual mode) and 16.6 ms at 165 Hz (5120 x 2160). The review text quotes 14.1 ms, which is the AW3426DW bar in the same chart. The method counts the lag to the full black to white transition, so the value reads higher than labs that report signal-to-first-change lag.

Input lag at 60 HziReviewer total display lag with a fixed 60 Hz input. Processing-only delay is excluded. Source notes name the resolution, mode and test method.

Not available

Not available

Average response time (measured)iReviewer mean grey-to-grey transition time across tested transitions. Source notes state the measurement endpoint, method, refresh rate and overdrive. A single worst transition or an unaveraged settling time does not count.

Not available

Not available

Overshoot (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Contrast ratio (measured)i1000 means 1000:1. Measured by a reviewer

Not available

Not available

SDR brightness (measured)iReviewer measured SDR white luminance. Source notes state picture mode, window size and brightness setting where available.

Not available

303nits6Measurementtomshardware.com/monitors/gaming-monitors/alienware-aw3926qw-39-inch-wuhd-oled-gaming-monitor-reviewRead 14 October 2026Page 3, uncalibrated, maximum backlight level, SDR, Calman: 303 nits. The monitor holds constant SDR brightness, so full field and 25% window match. Club386 measured 348 nits and Tom's Guide 243 nits with other settings and meters.

HDR brightness in a real scene (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

PWM flicker frequency (measured)iOnly when the reviewer found PWM flicker

Not available

Not available

VRR range (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Colour accuracy (measured Delta E)iReviewer average colour error before calibration. Source notes name picture mode, reference colour space and Delta E method. Post-calibration results are excluded.

Not available

0.768Reviewclub386.comRead 14 October 2026Club386 colour test, stock settings before calibration: average Delta E 0.76, maximum 1.65, 48-colour palette. At 100% brightness 0.94 average. Tom's Guide lists 0.24 under its own method and HotHardware 0.09 after profiling with DisplayCAL, which is not stored.

Gray uniformity (measured)iDeviation on a 50 % gray screen. Measured by a reviewer

Not available

Not available

Reflections (measured)iTotal reflections. Measured by a reviewer

Not available

Not available

Connectivity

13 of 19 differ

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

ABenQ ZOWIE XQ2566X

Type	Version	Count
HDMI	2.1	3
DisplayPort	1.4	1

Source1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

BDell Alienware AW3926QW

Type	Version	Count	DSC	HDCP
DisplayPort	2.1 UHBR20	1	Yes	1.4, 2.3
HDMI	2.1	2	Yes	1.4, 2.3
USB-C	Not available	1	Not available	Not available

Source1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Ports: 2 HDMI 2.1 (HDCP 1.4 and 2.3, DSC and FRL), 1 DisplayPort 2.1 UHBR20 (HDCP 1.4 and 2.3), 1 USB-C with DisplayPort Alt Mode. DSC on DisplayPort is also stated in the manual p13. The page says USB-C Alt Mode version 1.4 and the manual says DisplayPort 2.1 Alt Mode, so the USB-C version is left out.

HDMI ports

3=CalculatedFrom Video inputs

2=CalculatedFrom Video inputs

DisplayPort ports

1=CalculatedFrom Video inputs

1=CalculatedFrom Video inputs

Highest HDMI version

2.1=CalculatedFrom Video inputs

2.1=CalculatedFrom Video inputs

Highest DisplayPort version

1.4=CalculatedFrom Video inputs

2.1 UHBR20=CalculatedFrom Video inputs

HDMI features

VRR2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026VRR page: with HDMI the GPU must support HDMI 2.1 VRR. ALLM, QMS, eARC and CEC are not stated.

VRR, eARC, CEC1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026HDMI VRR: page lists Variable Refresh Rate. eARC on HDMI 1: manual p10. HDMI CEC: manual OSD menu OTHERS / HDMI CEC. ALLM is not stated.

USB-C video (DP Alt Mode)

No6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Spec table: Dock USB-C No. The ports are 3 HDMI, 1 DisplayPort and a headphone jack.

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p10 USB-C upstream port enables DisplayPort 2.1 Alternate Mode.

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

Not available

90W1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026USB Type-C (Power Delivery) Upstream: 90 W. Also manual p10 and p23.

Thunderbolt

Not available

Not available

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

ABenQ ZOWIE XQ2566X

Not available

BDell Alienware AW3926QW

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

Source2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p10 and p23: one USB Type-B 5Gbps upstream and one USB-C upstream. The manual says the USB-C upstream is 5Gbps, the Dell store page and Club386 say 10Gbps, so its version is left out. The Type-B upstream is 5Gbps, stored as 3.2 Gen 1.

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

ABenQ ZOWIE XQ2566X

Not available

BDell Alienware AW3926QW

Connector	USB version	Count
USB-A	3.2 Gen 1	2
USB-C	3.2 Gen 1	1

Source2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p10 and p23: two USB Type-A 5Gbps (one with BC1.2 charging) and one USB-C 5Gbps with 15 W charging. 5Gbps is stored as 3.2 Gen 1.

KVM switch

Not available

Yes1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Built-in Devices: KVM Switch, USB Hub.

Daisy chain (MST)

Not available

No1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Ports: DisplayPort Output: No, so no DisplayPort daisy chain.

Ethernet

No2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026The complete rear view connector list has no network port.

No1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Network (RJ-45): No.

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

Yes1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

Yes1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Ports: 3.5 mm audio jack. The manual calls it a headphone port.

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

Not available

Not available

Optical out

No2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026The complete rear view connector list has no optical output.

Not available

Picture in picture

Not available

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 Supports Picture by Picture (PBP) and Picture in Picture (PIP).

Picture by picture

Not available

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 Supports Picture by Picture (PBP) and Picture in Picture (PIP).

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

No6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Spec table: Built-in speakers No.

No7Reviewtomshardware.com/monitors/gaming-monitors/alienware-aw3926qw-39-inch-wuhd-oled-gaming-monitor-reviewRead 14 October 2026Specs table page 1: Speakers None. Club386 specs table also says no speakers.

Number of speakers

Not available

Not available

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

Not available

Not available

Webcam

No6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Spec table: Webcam No.

Not available

Microphone

Not available

Not available

Ergonomics and controls

8 of 15 differ

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

155mm1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

110mm2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Height adjustable stand 0 mm to 110 mm.

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

Forward5°Backward35°1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

Forward5°Backward21°2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Tilt -5 to 21 degrees.

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

Left45°Right45°1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

Left20°Right20°2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Swivel -20 to 20 degrees. The stand also has a slant of -5 to 5 degrees.

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

Not available

Not available

Removable stand

Yes6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Spec table: Removable stand Yes.

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 Removable stand. Stand release button p9.

VESA mount

100 x 1001Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

100 x 1001Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026VESA Mount Standard: 100 x 100.

VESA adapter needed

Not available

Not available

Security lock slot

Yes1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 20262Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026Rear view item 3 is a Kensington lock slot.

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 and p12 security-lock slot for Kensington locks.

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

Joystick, Buttons2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026Rear view lists a 5-way controller, an Input key and a power button. The wired S Switch is also supplied.

Joystick, Software2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p9 joystick controls the OSD menu. Alienware Command Center (AWCC) is the desktop software.

Desktop software

XL Setting to Share1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Software row: XL Setting to Share Yes (with Auto game mode). The ZOWIE Sync phone app is separate.

Alienware Command Center (AWCC)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p12 Alienware Command Center (AWCC): Yes. The Dell Display and Peripheral Manager is not supported.

User firmware updates

Not available

Yes5Press articletftcentral.co.uk/news/alienware-release-a-new-firmware-for-the-aw3926qw-should-you-updateRead 14 October 2026Firmware M2B102 (26 August 2026) is downloadable from Dell and installed from a PC over a USB A to B cable.

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

Not available

Not available

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

Not available

Not available

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

Not available

Yes2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p51, p53 and p75: AlienFX lighting for the logo and power button, with a table of RGB codes for the selectable colours.

Gaming menu features

Black eQualizer, Color Vibrance, Color Filter, Auto Game Mode1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Gaming specs list Color Vibrance, Black eQualizer and the Color Filter. Auto game mode comes with XL Setting to Share.

Timer, Frame Rate, Display Alignment, Dark Stabilizer, Console Mode, AlienVision, Esports Mode2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 TIMER, FRAME RATE, DISPLAY ALIGNMENT. OSD Game menu: DARK STABILIZER, CONSOLE MODE, ALIENVISION, ESPORTS MODE.

OLED care

3 of 3 differ

OLED care

Not available

Pixel Refresh, Pixel Shift, AI-based pixel usage prediction, Panel Health indicator2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p64 OLED PANEL MAINTENANCE with PIXEL REFRESH (manual and automatic after 4 hours). p44 PANEL HEALTH status dot. p84 pixel shift. The usage prediction algorithm is from TFTCentral.3Press articletftcentral.co.uk/news/dell-release-the-alienware-aw3926qw-with-a-glossy-39-ultrawide-woled-panel-and-rgb-stripeRead 14 October 2026AI based personalized algorithm predicts pixel usage, plus pixel refresh and pixel shift.

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

Not available

Yes1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Additional Warranty Information: 3-Year Advanced Exchange Service and Premium Panel Exchange (including coverage for OLED burn in).

Burn-in warranty length

Not available

3years1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Additional Warranty Information: 3-Year Advanced Exchange Service and Premium Panel Exchange (including coverage for OLED burn in).

Dimensions and weight

6 of 7 differ

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

Width576.15Height (lowest)372.39Height (highest)527.38Depth225.4mm(22.7 × 14.7 to 20.8 × 8.9 in)1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as 576.15 x 527.38 (High) / 372.39 (Low) x 225.4 (High) / 198 (Low). Height max and min are the high and low stand positions. Depth 225.4 mm is the value published for the high position. At the low position it is 198 mm.

Width920.49Height (lowest)470.1Height (highest)580.1Depth242.5mm(36.2 × 18.5 to 22.8 × 9.5 in)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p18 Dimensions (with stand): height extended 580.10 mm, compressed 470.10 mm, width 920.49 mm, depth 242.50 mm.

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

Not available

Width920.49Height408.24Depth129.65mm(36.2 × 16.1 × 5.1 in)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p18 Dimensions (without stand): 408.24 mm high, 920.49 mm wide, 129.65 mm deep.

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

Not available

Width285Depth242.5mm(11.2 × 9.5 in)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p18 Stand base 285 mm x 242.50 mm.

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

6.9kg(15.2 lb)1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as Net Weight (kg) 6.9. Read as the weight of the monitor with its stand because the box holds the monitor, stand and base. LDLC and Materiel.net list the same 6.9 kg without naming the configuration.

11.22kg(24.7 lb)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p18 Weight with stand assembly and cables 11.22 kg. Tom's Hardware and Tom's Guide list 22.6 lb (10.25 kg) with stand. The manual and the Dell store page both say 11.22 kg.

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

Not available

7.76kg(17.1 lb)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p18 Weight without stand assembly 7.76 kg, no cables.

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

Not available

Not available

Box weight

12.7kg(28 lb)1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as Gross Weight (kg) 12.7.

17.55kg(38.7 lb)2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p18 Weight with packaging 17.55 kg.

Power

5 of 13 differ

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

Internal1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

Internal7Reviewtomshardware.com/monitors/gaming-monitors/alienware-aw3926qw-39-inch-wuhd-oled-gaming-monitor-reviewRead 14 October 2026Page 1: The power supply is internal. HotHardware specs table: integrated, C13 connector.

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

Not available

Not available

Input voltage

100-240 V AC1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as Voltage Rating 100-240V.

100-240 V AC, 50/60 Hz2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p17 100 VAC to 240 VAC, 50 Hz or 60 Hz, 4 A (typical).

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

Not available

Not available

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

80W1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Published as <80W.

360W2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p17 360 W maximum, footnote: maximum brightness and contrast setting with maximum power loading on all USB ports.

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

22.1W3EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2673391Read 14 October 2026powerOnModeSDR 22.1 W. HDR is marked not applicable.

40.3W2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p17 40.3 W (On mode), footnote: as defined in EU 2019/2021 and EU 2019/2013. No EPREL record was found, so the value comes from the manual.

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

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

0.5W3EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2673391Read 14 October 2026powerStandby 0.5 W.

0.5W2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p17 0.5 W (Standby mode). p8 states 0.5 W or less.

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

0.3W3EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2673391Read 14 October 2026powerOffMode 0.3 W.

0.3W2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p17 0.3 W (Off mode).

EU energy class SDR

F3EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2673391Read 14 October 2026energyClassSDR F.

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EU energy class HDR

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Energy per 1000 h SDR

22kWh6Retailer pageldlc.com/en/product/PB00748164.htmlRead 14 October 2026Shown as 22 kWh/1000h. Materiel.net shows the same value. The EPREL SDR power of 22.1 W matches.

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Energy per 1000 h HDR

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Certifications

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VESA ClearMR

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VESA AdaptiveSync Display

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330Hz2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026p7 Product features: VESA AdaptiveSync 165/330 Display certifications for the 5K mode and the dual mode. The higher number is stored.

TÜV certifications

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

Software2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026Image menu, Low Blue Light is an adjustable level 0 to 10. It is a picture setting, so it is stored as software.

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ENERGY STAR

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TCO Certified

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EPEAT

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Colour certifications

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Other certifications

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GS Mark1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Certifications and Standards: GS Mark.

In the box

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In the box

LCD Monitor, Monitor Stand, Monitor Base, Power Cord, Video Cable: DP, Video Cable: HDMI, Quick Start Guide, Safety Instructions, Regulatory Statements, S Switch, Shield (shading hood)2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026Box contents page 12, translated from the French labels. The manual says items can differ by model or region.

Display, Stand riser, Stand base, Power cable, HDMI 2.1 FRL cable (1.80 m), DisplayPort to DisplayPort 1.4 cable (1.80 m), USB Type-A to Type-B 5Gbps cable (1.80 m), USB-C to C 10Gbps 100 W cable (1 m), Microfiber cloth, QR card, Safety, Environmental, and Regulatory Information, Alienware sticker1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Package Contents.

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

ABenQ ZOWIE XQ2566X

Type
DP 1.4 (2.0 m)
HDMI 2.1 (2.0 m)
Power cable (2.0 m)

Source1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026Accessories row: Video cable DP 1.4 (2.0m) / HDMI 2.1 (2.0m). Power cable 2.0 m.

BDell Alienware AW3926QW

Type	Count
Power cable	1
HDMI 2.1 FRL cable (1.80 m)	1
DisplayPort to DisplayPort 1.4 cable (1.80 m)	1
USB Type-A to Type-B 5Gbps cable (1.80 m)	1
USB-C to C 10Gbps 100 W cable (1 m)	1

Source1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Cables included: power cable, USB-C to C 10Gbps cable (1 m), DisplayPort to DisplayPort 1.4 cable (1.80 m), HDMI 2.1 FRL cable (1.80 m), USB Type-A to Type-B upstream cable (1.80 m).

Warranty

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

3years9Maker product pagezowie.benq.com/en-us/support/warranty/monitor.htmlRead 14 October 2026US only. BenQ America warrants ZOWIE products for three years from the original retail purchase. The page does not name individual models. The EU supplier minimum in EPREL is 2 years. Refurbished units get one year.

3years1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Limited Warranty: 3 Year. U.S. listing.

Dead pixel policy

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Free panel replacement during the Limited Hardware Warranty if one bright pixel is found1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026Premium Panel Exchange: free panel replacement during the Limited Hardware Warranty period even if only one bright pixel is found.

Links

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Product page

zowie.benq.com/en-us/monitor/xq2566x.html1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026

www.dell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-39-5k-oled-gaming-monitor-aw3926qw/aw3926qw/-Read 14 October 2026

Spec sheet

zowie.benq.com/en-us/monitor/xq2566x.html1Maker product pagezowie.benq.com/en-us/monitor/xq2566x.htmlRead 14 October 2026The Specifications section of the maker page is the exact-model spec sheet. It is an HTML table, not a PDF.

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Manual

www.easylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdf2Owner's manualeasylounge.com/cdn/shop/files/4a1e92639431aa7aa4ffa1ac49e2949308cbc301_UM_FR_260821095851.pdfRead 14 October 2026BenQ XQ Series user manual, French edition dated 2026-08-21 (file stamp 260821095851). It names both XQ2566X and XQ2766X and lists EPREL 2673391 for the XQ2566X. The maker's English PDF (XQ2566X_UM_EN_260702084634.pdf on esupportdownload.benq.com) returned 404 on the access date, so this retailer-hosted copy of the maker's manual is cited.

gzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdf2Owner's manualgzhls.at/blob/ldb/2/5/a/5/9115695deef7708dbc9bdfca820e83154d2a.pdfRead 14 October 2026Dell User's Guide, Rev. A00, June 2026. Public mirror of the Dell document at gzhls.at. Dell-hosted access was not used.

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

26733913EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/2673391Read 14 October 2026EPREL record for model identifier XQ2566X, supplier BenQ Europe B.V.

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