arkivoAPI
Menu

Monitors / Compare

BenQ MOBIUZ EX321UZ vs Dell Alienware AW3426DW

Product A: BenQ

MOBIUZ EX321UZ

92 of 172 known
Change BenQ MOBIUZ EX321UZ

Compare the Dell Alienware AW3426DW with

Product B: Dell

Alienware AW3426DW

124 of 172 known
Change Dell Alienware AW3426DW

Compare the BenQ MOBIUZ EX321UZ with

95 of 164 fields differ

Download CSVDownload JSON
  • 52 different values
  • 43 known for one only
  • 29 the same
  • 40 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Power use (max)Lower is betterA: 300WB: 190WDell is 110 W lower.
  2. Peak brightness (HDR)A: 1,000nitsB: 1,300nitsDell is 300 nits higher.
  3. Pixel densityA: 139.9ppiB: 109.7ppiBenQ is 30.2 ppi higher.
  4. Refresh rateA: 240HzB: 280HzDell is 40 Hz higher.
  5. Power use HDR (EU label)Lower is betterA: 36WB: 31WDell is 5 W lower.
  6. Power use SDR (EU label)Lower is betterA: 35WB: 31WDell is 4 W lower.

Refresh rate per resolution

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

3840 × 2160Native for A
A240Hz
B120Hz
3440 × 1440Native for B
ANot listed
B280Hz

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
A8.29kg
B7.91kg
Weight without stand
A5.99kg
B4.88kg
Box weight
A12.5kg
B12.92kg

All 172 fields

Every value links to where we found it.

ABenQ MOBIUZ EX321UZ
BDell Alienware AW3426DW

General

5 of 8 differ
Series
MOBIUZ1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Page URL and product family. BenQ MOBIUZ gaming line.
Alienware1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026General Information / Product Line.
Model numbers
EX321UZ1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Page title and model name: EX321UZ. The EPREL sheet, Amazon US listing and Japanese page use the same model number.
AW3426DW1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026General Information / Product Model. Ordering part numbers are omitted, with no regional variants.
GTIN / EAN
840046053161, 45444380171183Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026JAN code 4544438017118 (Japan). The 840046053161 UPC comes from the Amazon US listing.13Retailer pageamazon.com/dp/B0GLRG9NK4Read 14 October 2026UPC 840046053161 on the BenQ MOBIUZ EX321UZ listing, model number EX321UZ.
Not available
Announced
19 September 20255Press releaseprnewswire.com/news-releases/benq-unveils-new-oled-mobiuz-series-bringing-true-game-art-and-next-gen-performance-to-life-302561213.htmlRead 14 October 2026BenQ unveiled the EX271UZ, EX271QZ and EX321UZ on September 19, 2025.
27 May 202610Press releaseuk.alienwarearena.com/ucf/show/2175572/boards/alienware-pulse/News/alienware-celebrates-30th-anniversary-with-new-30-inch-monitor-lineup-at-computexRead 5 October 2026Official Alienware Pulse maker announcement. Its article:published_time and datePublished metadata both state May 27 2026 at 19:44 UTC. This is the earliest maker announcement located, separate from Computex event and June retail.
Status
Available13Retailer pageamazon.com/dp/B0GLRG9NK4Read 14 October 2026Live US listing for the exact model. Sales also started in Japan (April 2026) and India (2026-05-19).
Available1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Exact model current U.S. listing has Add to Cart.
Predecessor
Not available
Dell Alienware AW3425DW12Reviewtechradar.com/computing/monitors/alienware-aw3426dwRead 23 October 2026TechRadar's review calls the Alienware AW3425DW the predecessor of the Alienware AW3426DW.
Successor
Not available
Not available
Launch price (US)
$1,2996Press releasebenq.com/en-us/news/monitor/mobiuz-oled-series-press-release.htmlRead 14 October 2026EX321UZ US launch price $1,299. Maker launch price, not a current selling price. Tax not stated.
Not available
Launch price (EU)
Not available
Not available
Markets
US, JP, IN, EU3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Japanese maker page for the exact model.9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026EU: placed on the Union market.13Retailer pageamazon.com/dp/B0GLRG9NK4Read 14 October 2026US listing.
US, EU1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Current U.S. maker listing and June 27 European sales report linked below.9Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Where to buy section reports availability in U.S. and Europe, corroborating current maker U.S. listing and June 27 actual European sale report.
Colours
White13Retailer pageamazon.com/dp/B0GLRG9NK4Read 14 October 2026Color: White. The BenQ product render also shows a white stand.
Interstellar Indigo3Maker spec sheet (PDF)katalog.atcomp.cz/katalog/D-M-AW3426DW/aw3426dw-fact-spec-sheet.pdfRead 5 October 2026p2 Monitor Color. Current store calls it Black, while review describes very dark blue. Exact maker marketing color retained.
Segment
Gaming1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026BenQ lists the model under Monitor / Gaming.
Gaming1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Product Type: Gaming OLED Monitor.

Display

12 of 12 differ
Screen size
31.5in(80 cm)1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Screen Size: 31.5 inch.
34in(86.4 cm)1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Advertised diagonal 34 inches.
Viewable screen diagonal
Not available
34in(86.4 cm)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, Viewable image diagonal 863.3 mm / 34.0 in.
Native resolution
3840 × 2160px1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Resolution (max.): 3840x2160.
3440 × 1440px2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, Connectivity explicitly supports up to 3440 x 1440 at 280 Hz.
Aspect ratio
16:91Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Aspect Ratio: 16:9.
21:92Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5. Maker-rounded ratio for 3440 x 1440.
Pixel density
139.9ppi
109.7ppi
Pixel pitch
Not available
0.2315mm2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, horizontal and vertical pixel pitch.
Active display area
Not available
Width796.36Height333.36mm(31.4 × 13.1 in)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, active area horizontal and vertical.
Curved
No14Retailer pagekomputronik.pl/product/1022538/monitor-benq-ex321uz.htmlRead 14 October 2026Retailer spec tab: screen type flat. The same tab lists DisplayPort 1.4, which BenQ contradicts, so it is used only for the flat screen.
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features explicitly describes a curved panel.
Curvature radius
Not available
1,800mm2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, Curvature 1800R.
Screen surface
Glossy1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Display Screen Coating: Glare. The Japanese page says the same (glare). An Amazon US listing says Matte. The maker value is used.
Semi-glossy7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026QuantumBlack Film section explicitly describes semi-glossy coating, without grain.
Anti-reflection coating
Reinforced Surface2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: Reinforced Surface improves perceived black depth by 40 percent by reducing reflections and ambient light. Also a 3H hardness coating.
Anti-Reflectance (AR) with hard-coating 3H2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, Display screen coating.
Touchscreen
Not available
No3Maker spec sheet (PDF)katalog.atcomp.cz/katalog/D-M-AW3426DW/aw3426dw-fact-spec-sheet.pdfRead 5 October 2026p2 Touchscreen: No.

Panel

8 of 31 differ
Panel type
QD-OLED1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Panel Type: OLED. The QD-OLED type comes from the overview page and the Japanese page.
QD-OLED2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, Panel technology.
Panel type (as published)
QD-OLED2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: 4th Gen QD-OLED.
Quantum Dot OLED1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Panel Technology.
Backlight
None (self-emissive)2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Self-emissive QD-OLED panel. The spec page lists Panel Type: OLED.
None (self-emissive)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product definition: Quantum Dot Organic Light Emitting Diode.
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
Samsung Display11Press articletftcentral.co.uk/news/benq-launch-the-mobiuz-ex-series-the-worlds-first-game-art-monitorsRead 14 October 2026TFTCentral (2025-10-09): the EX271UZ, EX321UZ and EX271QZ are all built around Samsung Display QD-OLED panels. TFTCentral guessed a 3rd Gen panel for the EX321UZ. BenQ itself says 4th Gen, which is stored.
Samsung Display7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Key Specs and Introduction identify the exact panel manufacturer.
Panel part number
Not available
Not available
Panel generation
4th Gen QD-OLED, 5-layer tandem structure2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: 4th Gen QD-OLED with a 5-layer tandem structure.7Press releasebenq.com/en-in/news/products/mobiuz-ex321uz-launch.htmlRead 14 October 20264th Gen QD-OLED panel with a 5-Layer Tandem structure.
5th generation Penta Tandem7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Key Specs and Introduction. Panel generation is distinct from Dell monitor generation.
Subpixel layout
Not available
RGB stripe2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features explicitly names RGB-Stripe QD-OLED panel.
Colour depth
10bits1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Display Colors: 1.07 billion colors, which is 10 bits per channel. The BenQ-written Amazon US bullet says 10-bit color. The method (native or FRC) is not stated.
10bits1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Video / Color Depth: 10-bit. Not applied to particular refresh modes.
Colour depth method
Not available
Not available
Displayable colours
1.07 billion1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Display Colors: 1.07 billion colors.
1.07 billion2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, Color depth.
sRGB coverage
Not available
Not available
DCI-P3 coverage
99%1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Color Gamut: 99% P3. The BenQ press release says 99% DCI-P3. Coverage or volume and CIE version are not stated.6Press releasebenq.com/en-us/news/monitor/mobiuz-oled-series-press-release.htmlRead 14 October 2026Color Accuracy: 99% DCI-P3.
99%2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, typical DCI-P3 99%, CIE 1976.
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Professional / Factory Calibration Report: Yes.
Yes7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Emulation modes / sRGB explicitly states factory calibrated sRGB mode. Paper report is not established.
Claimed Delta E
26Press releasebenq.com/en-us/news/monitor/mobiuz-oled-series-press-release.htmlRead 14 October 2026Color Accuracy: 99% DCI-P3, Delta E < 2. Stored as 2 with the less-than qualifier here. Average or maximum is not stated.
22Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, average Delta E < 2 for sRGB and DCI-P3. Qualifier retained as a bound.
Paper calibration report in box
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Accessories / Other Accessories lists Calibration Report.
Not available
Hardware calibration support
Not available
No3Maker spec sheet (PDF)katalog.atcomp.cz/katalog/D-M-AW3426DW/aw3426dw-fact-spec-sheet.pdfRead 5 October 2026p2 Color Calibration with Colorimeter: No. This does not deny ordinary external ICC calibration.
Static contrast ratio
1,500,000:11Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Native Contrast: 1500000:1.
1,500,000:12Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, contrast ratio 1.5 million:1. The store dynamic contrast label is not used for this field.
Brightness (typical, SDR)
300nits1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Brightness (typ.): 300 nits. No window size stated.
300nits2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, typical brightness. No full-screen claim is inferred from this row.
Brightness (maker minimum)
Not available
Not available
Peak brightness (HDR)
1,000nits1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Brightness (peak)(HDR): 1000 nits. Window size not stated.
1,300nits2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, HDR peak at APL 3%.
HDR peak test window
Not available
3%2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, HDR peak at APL 3%.
Full-screen brightness
Not available
Not available
HDR formats
Not available
HDR10, Dolby Vision7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Key Specs and Conclusion explicitly names HDR10 and Dolby Vision.
HDR certification
DisplayHDR True Black 5001Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026HDR: VESA DisplayHDR True Black 500. The BenQ press release says HDR500. The Amazon US title says DisplayHDR 400 True Black and is not used.6Press releasebenq.com/en-us/news/monitor/mobiuz-oled-series-press-release.htmlRead 14 October 2026HDR Certification: HDR500 for the EX321UZ.
DisplayHDR True Black 5002Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, HDR support.
Viewing angle (horizontal)
178°1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Viewing Angle (L/R) (CR>=10): 178/178. BenQ Japan summary states 178 horizontal and vertical.15Press articlegdm.or.jp/pressrelease/2026/0327/628456Read 14 October 2026Report of the BenQ Japan announcement of 2026-03-27: viewing angle 178 degrees horizontal and vertical.
178°2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, typical horizontal viewing angle.
Viewing angle (vertical)
178°15Press articlegdm.or.jp/pressrelease/2026/0327/628456Read 14 October 2026Report of the BenQ Japan announcement of 2026-03-27: viewing angle 178 degrees horizontal and vertical.
178°2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, typical vertical viewing angle.

Refresh rate and motion

12 of 22 differ
Refresh rate per resolution and port
ABenQ MOBIUZ EX321UZ
Refresh rate per resolution and port. The top rate is in bold.
ResolutionDisplayPort 2.1a UHBR20
3840 × 2160Native240Hz
Source7Press releasebenq.com/en-in/news/products/mobiuz-ex321uz-launch.htmlRead 14 October 2026BenQ India: 4K 240 Hz, DisplayPort 2.1a UHBR20 (80 Gbps), uncompressed 4K at ultra-high refresh rates. The 240 Hz row on DisplayPort is built from these statements. Bit depth and chroma are not stated. HDMI and USB-C maxima are not stated.11Press articletftcentral.co.uk/news/benq-launch-the-mobiuz-ex-series-the-worlds-first-game-art-monitorsRead 14 October 2026TFTCentral: the EX321UZ has DisplayPort 2.1 with UHBR20 / 80 Gbps bandwidth. The other two models use DP 1.4 with DSC.12Press articleflatpanelshd.com/news.phpRead 14 October 2026FlatpanelsHD: the 32-inch EX321UZ features DisplayPort 2.1 with 80 Gbps bandwidth to drive 4K at 240 Hz. The EX271UZ needs DP 1.4 with DSC.
BDell Alienware AW3426DW
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4
3840 × 2160120HzNot available
3440 × 1440Native280HzDSC280HzDSC
Source2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11 Connectivity directly states native up to 280 Hz on DP 1.4 and HDMI 2.1 FRL. p12 Maximum resolution says DSC enabled. Maker page lists HDMI native 280 with DSC. Bit depth and chroma for these maxima are not established. TFTCentral Console Gaming explicitly tests maximum virtual 4K120 HDMI input in Console Mode, downscaled to the native panel, with DSC/bit depth/chroma unspecified. Lower-resolution preset timings on pp13-14 are not treated as maxima.8Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Interface/Port Details explicitly lists native 3440x1440 up to 280 Hz with DSC on HDMI 2.1 FRL.9Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Console Gaming table explicitly tests maximum accepted virtual 4K120 input over HDMI 2.1 in Console Mode. It is downscaled to native 3440x1440, not displayed at native 4K. Lower-resolution esports mode port-specific maxima are not established and omitted.
Max refresh rate
240Hz
280Hz
Max refresh rate at native resolution
240Hz
280Hz
Max refresh rate over DisplayPort
240Hz
280Hz
Max refresh rate over HDMI
Not available
280Hz
Max refresh rate over USB-C
Not available
Not available
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
240Hz1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Refresh Rate (Hz): 240. No overclock mode is stated.
280Hz2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features and p11 direct native-resolution maximum.
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Refresh Rate section explicitly says no dual-mode support. Esports mode is a cropped image, not higher-rate dual mode.
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
FreeSync Premium Pro, HDMI VRR1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Gaming / FreeSync Premium Pro: Yes. HDMI VRR comes from the overview page.2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: Variable Refresh Rate on HDMI. Spec page: FreeSync Premium Pro.
FreeSync Premium Pro, G-SYNC Compatible, VESA AdaptiveSync Display, HDMI VRR2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, exact VRR certification and HDMI protocol names. Generic Adaptive-Sync is not substituted for VESA certification.
VRR range per port
Not available
Not available
Low framerate compensation
Not available
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 and p11 exact-model FreeSync Premium Pro certification. AMD official tier definition requires LFC. Compatible GPU and supported FreeSync mode are required. No per-port range is inferred.11Maker product pageamd.com/en/resources/support-articles/faqs/DH3-013.htmlRead 5 October 2026Overview / FreeSync Premium Pro explicitly includes support for low framerate compensation. Exact-model manual supplies the qualifying tier. Compatible GPU, enabled FreeSync and supported preset are required.
Response time (maker GtG claim)
0.03ms1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Response Times (GtG): 0.03 ms. No endpoints or settings stated.
0.03ms2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, gray-to-gray. Maker page and spec sheet qualify the claim as Extreme mode.
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Gaming / Motion Blur Reduction: Yes.
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Variable Refresh Rates and Gaming Features explicitly says no BFI blur-reduction mode.
Blur-reduction technology
Blur Reduction2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: Blur Reduction, listed with Crosshair and FPS Counter.
Not available
Blur reduction works with VRR
Not available
Not available
Flicker-free (claimed)
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Eye Care / Flicker-free Technology: Yes. TUV certificate lists Flicker-free.
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features explicitly names Flicker-Free technology. This claim does not deny variable-refresh luminance flicker.
Black frame insertion
Not available
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Variable Refresh Rates and Gaming Features explicitly says BFI absent.

Measured

5 of 12 differ
Input lag at maximum refresh rate
Not available
0.857ms7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Lag chart lag_1a.png gives total display lag 0.857 ms at native 280 Hz. Article rounds to about 0.86. Estimated processing 0.74 ms is not substituted. Firmware and input connector not identified.
Input lag at 60 Hz
Not available
8.25ms7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Lag chart lag_1a.png gives total display lag 8.250 ms at 60 Hz. Firmware and input connector not identified.
Average response time (measured)
Not available
0.49ms7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Response Times chart response_times.png gives average across 30 G2G transitions at 280 Hz, initial G2G response, gamma corrected, RGB10 tolerance, overdrive n/a. Article confirms consistency 120/60 Hz and VRR. Firmware not identified. Claimed 0.03 is minimum/Extreme-mode maker claim, not the same test.
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
Not available
327nits7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Brightness and Contrast (SDR) reports maximum 327 nits, uniform SDR brightness across varied APL/window sizes. Review firmware not identified.
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)
Not available
4.47Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Default Setup, Standard wide-gamut mode before user calibration, sRGB color-patch average Delta E 2000. Calman, ICC profiles disabled. DCI-P3 target 2.0 is separate and not substituted.
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available

Connectivity

13 of 19 differ
Video inputs
ABenQ MOBIUZ EX321UZ
TypeVersionCountMax bandwidth (Gbps)HDCP
HDMI2.12Not available2.3
DisplayPort2.1a UHBR201802.3
USB-CNot available1Not available2.3
Source1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Connectivity: HDMI 2.1 eARC x1, HDMI 2.1 x1, DisplayPort 2.1 x1, USB-C (PD 90W, DisplayPort Alt Mode, Data) x1. HDCP 2.3 is listed once for the monitor and is applied to each input.7Press releasebenq.com/en-in/news/products/mobiuz-ex321uz-launch.htmlRead 14 October 2026DisplayPort 2.1a UHBR20 (80 Gbps) and HDMI 2.1 with eARC.11Press articletftcentral.co.uk/news/benq-launch-the-mobiuz-ex-series-the-worlds-first-game-art-monitorsRead 14 October 2026DisplayPort 2.1 with UHBR20 / 80 Gbps.
BDell Alienware AW3426DW
TypeVersionCountDSCHDCP
DisplayPort1.41Yes1.4, 2.3
HDMI2.12Yes1.4, 2.3
Source2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, complete Connectivity inventory. HDMI DSC capability is explicit in the manufacturer page and sheet. No bandwidth is inferred from the version.8Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Interface/Port Details explicitly lists two HDMI inputs with DSC and HDCP 1.4/2.3.
HDMI ports
2
2
DisplayPort ports
1
1
Highest HDMI version
2.1
2.1
Highest DisplayPort version
2.1a UHBR20
1.4
HDMI features
eARC, VRR, ALLM, CEC1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026HDMI (v2.1) eARC on one port. ALLM, VRR and CEC come from the overview page and the Japanese page.2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: Auto Low Latency Mode, Variable Refresh Rate, Consumer Electronics Control and Enhanced Audio Return Channel.3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Japanese product page: HDMI 2.1 with VRR and ALLM, and eARC.4Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz.htmlRead 14 October 2026Japanese overview: HDMI 2.1 (VRR/ALLM), DP 2.1, USB Type-C (DisplayPort Alt Mode, 90 W), KVM, eARC.11Press articletftcentral.co.uk/news/benq-launch-the-mobiuz-ex-series-the-worlds-first-game-art-monitorsRead 14 October 2026TFTCentral: HDMI 2.1 supports consoles with features like VRR and ALLM, and eARC is mentioned.
VRR, ALLM, CEC2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p11, Table 5, HDMI 2.1 VRR. TFTCentral Console Gaming separately tests ALLM and CEC, mapped to its source. eARC is not borrowed from another Alienware model.7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Console Gaming table explicitly shows affirmative check icons for HDMI-CEC auto switch and Auto Low Latency Mode (ALLM), tested on this exact model. Native VRR is independently stated by the manual.
USB-C video (DP Alt Mode)
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Connectivity: USB C (PowerDelivery 90W, DisplayPort Alt Mode, Data).
No2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10, Table 4, USB-C downstream port explicitly for data transmission only.
USB-C power delivered
90W1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Power Delivery (USB C / Thunderbolt): 90. Also USB C (PowerDelivery 90W).
Not available
Thunderbolt
Not available
Not available
USB upstream ports
ABenQ MOBIUZ EX321UZ
ConnectorUSB versionCount
USB-C3.2 Gen 11
USB-CNot available1
Source1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026USB Type-C Upstream (USB 3.2 Gen 1, 5 Gbps, Data only) x1. The video USB-C port also carries data. Its USB version is not stated.
BDell Alienware AW3426DW
ConnectorCount
USB-B1
Source2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10 connector role and p11 inventory: one USB Type-B 5Gbps upstream. The maker publishes USB 5Gbps performance branding, not a specific USB3.x revision. The version cells are omitted.
USB downstream hub ports
ABenQ MOBIUZ EX321UZ
ConnectorUSB versionCount
USB-A3.2 Gen 12
USB-C3.2 Gen 11
Source1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026USB Type-A Downstream (USB 3.2 Gen 1, 5 Gbps, 4.5 W charging) x2 and USB Type-C Downstream (USB 3.2 Gen 1, 5 Gbps, 7.5 W charging) x1.
BDell Alienware AW3426DW
ConnectorCount
USB-A1
USB-C1
Source2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10 connector roles and p11 inventory: one Type-A plus one Type-C downstream, both 5Gbps. USB-C 15 W is downstream device charging and not stored as laptop PD. The maker publishes USB 5Gbps performance branding, not a specific USB3.x revision. The version cells are omitted.
KVM switch
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Professional / KVM Switch: Yes. A third-party review lists no KVM. The maker value is used.
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Useful features table has the negative cross for KVM switch. The following paragraph explicitly says no KVM switch.
Daisy chain (MST)
Not available
No1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Interfaces / DisplayPort Output: No. USB-C is explicitly downstream data-only, with no other video output in the complete connector inventory.
Ethernet
No1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026The Connectivity list on the spec page (2 HDMI, DisplayPort, USB-C, USB upstream, USB downstream) has no Ethernet port.
No1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Interfaces / Network (RJ-45): No.
3.5 mm headphone output
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Audio / Headphone Jack: Yes.
No2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10 complete connector inventory has no analog audio output. Spec sheet Audio Output explicitly No.
3.5 mm microphone input
Not available
No2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10 complete connector inventory has no microphone input. Maker page Audio Line In: No.
Optical out
No1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026The Connectivity list on the spec page has no optical output. HDMI eARC is a different connection.
No2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10 complete connector inventory has no optical audio output. Spec sheet Audio Output: No.
Picture in picture
Not available
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features and pp50-51 PIP/PBP menu.
Picture by picture
Not available
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features and pp50-51 PIP/PBP menu.

Smart features

1 of 4 differ
Smart platform
Not available
Not available
Wi-Fi
Not available
Not available
Bluetooth
Not available
Not available
Remote control
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Accessories lists Remote Control.
No3Maker spec sheet (PDF)katalog.atcomp.cz/katalog/D-M-AW3426DW/aw3426dw-fact-spec-sheet.pdfRead 5 October 2026p2 Remote Control: No.

Audio and camera

3 of 5 differ
Speakers
Not available
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Console Gaming table shows Integrated speakers with the negative cross icon. Headphone output is separately absent.
Number of speakers
Not available
Not available
Speaker power per channel
Not available
Not available
Webcam
Not available
No1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Built-in Devices / Webcam: No.
Microphone
Not available
No1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Built-in Devices / Microphone: No.

Ergonomics and controls

12 of 15 differ
Stand height adjustment
100mm1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Height Adjustment Stand: 100 mm.
110mm2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p12 adjustability, 0 to 110 mm.
Tilt
Forward5°Backward15°1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Tilt (down/up): -5 to 15 degrees. Stored as 5 forward and 15 backward.
Forward5°Backward21°2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p12 tilt -5 to 21 degrees.
Swivel
Left15°Right15°1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Swivel (left/right): 15/15.
Left20°Right20°2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p12 swivel -20 to 20 degrees. Slant is separate from pivot and omitted.
Pivot
Not available
Not available
Removable stand
Not available
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 explicitly removable stand, removal procedure p34.
VESA mount
100 x 1001Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026VESA Wall Mount: 100x100 mm.
100 x 1002Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p9 VESA mounting holes, p35 wall-mounting instructions.
VESA adapter needed
Not available
No2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p35 wall mounting attaches a standard VESA bracket directly to the four monitor holes after removing cover and screws.
Security lock slot
Not available
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10, Table 4, security-lock slot based on Kensington Security Slot.
On-screen menu controls
Not available
Joystick, Software2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p10 joystick control. AWCC pp67-70 provides monitor settings, game and display configuration.
Desktop software
Color Shuttle, Display QuicKit1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Software: Color Shuttle and Display Quickit. The Japanese page spells it Display QicKit. Stored as Display QuicKit, as on the US page.3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Software: Color Shuttle and Display QicKit.4Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz.htmlRead 14 October 2026Firmware updates run through BenQ Display QicKit. Color Shuttle runs Smart Game Art.
Alienware Command Center (AWCC)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p12 AWCC: Yes. Dell Display and Peripheral Manager compatibility is N/A and not included.
User firmware updates
Yes1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Professional / FW update by USB: Yes.
Yes7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026OSD Menu table shows supported User updatable firmware with its affirmative tick icon, distinct from version display.
Ambient light sensor
Not available
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026Useful features table explicitly shows Ambient light sensor with the negative cross. This is broader evidence than an EPREL automatic-brightness-control flag.
Presence sensor
Not available
No7Measurementtftcentral.co.uk/reviews/dell-alienware-aw3426dwRead 5 October 2026OLED Care and Warranty table explicitly shows Motion / proximity sensor with the negative cross. Both presence-detection types are addressed, unlike a room-occupancy-only record.
RGB lighting
Not available
Yes2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026pp47-48 AlienFX Lighting menu and RGB codes for LED colors.
Gaming menu features
Crosshair, FPS Counter, Light Tuner, Color Vibrance1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Gaming: Light Tuner, Color Vibrance. Crosshair and FPS Counter come from the overview page.2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: Crosshair, FPS Counter and Blur Reduction.
Timer, Frame Rate, Display Alignment, Dark Stabilizer, Console Mode, Esports Mode, Esports Image Setting, AlienVision2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p7 product features and Game menu pp40-45. Functions, not ordinary picture presets.

OLED care

3 of 3 differ
OLED care
Pixel Refresh, Idle Dimmer, Logo Dimming, Pixel Shift2Maker product pagebenq.com/en-us/monitor/gaming/ex321uz.htmlRead 14 October 2026Overview: Intelligent OLED Protection Suite. Pixel Refresh, Idle Dimmer, Logo Dimming, Pixel Shift.
Pixel Refresh, Pixel shift2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p57 OLED Panel Maintenance / Pixel Refresh. p75 troubleshooting explicitly describes pixel shift for retention prevention. Panel Refresh is not inherited from older models.
Burn-in covered by warranty
Not available
Yes1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026U.S. Additional Warranty Information explicitly includes OLED burn-in.
Burn-in warranty length
Not available
3years1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026U.S. three-year Advanced Exchange and Premium Panel Exchange including OLED burn-in.

Dimensions and weight

7 of 7 differ
Dimensions with stand
Width718.88Depth223.48mm(28.3 × 8.8 in)1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Dimensions (HxWxD) with base: 598.14 x 718.88 x 223.48 mm. Only width and depth are stored. The page does not say if 598.14 is the lowest or highest stand position.
Width814.15Height (lowest)445.08Height (highest)555.08Depth232mm(32.1 × 17.5 to 21.9 × 9.1 in)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p16, Table 12, Dimensions with stand, compressed and extended.
Dimensions without stand
Width718.88Height418.14Depth82.93mm(28.3 × 16.5 × 3.3 in)1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Dimensions (HxWxD) (w/o Base): 418.14 x 718.88 x 82.93 mm.
Width814.15Height361.55Depth111.23mm(32.1 × 14.2 × 4.4 in)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p16, Table 12, Dimensions without stand.
Stand footprint
Not available
Width270Depth232mm(10.6 × 9.1 in)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p16, Table 12, Base width and depth.
Weight with stand
8.29kg(18.3 lb)1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Net Weight (kg): 8.29. Cables not mentioned.
7.91kg(17.4 lb)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p16, Table 12, with stand assembly and cables.
Weight without stand
5.99kg(13.2 lb)1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Net Weight (w/o Base) (kg): 5.99.
4.88kg(10.8 lb)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p16, Table 12, without stand and cables, for VESA mounting.
Box dimensions
Width980Height515Depth188mm(38.6 × 20.3 × 7.4 in)3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Packaging size (HxWxD) 515 x 980 x 188 mm. Stored as width 980, height 515, depth 188.
Not available
Box weight
12.5kg(27.6 lb)3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Packaging weight 12.5 kg.
12.92kg(28.5 lb)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p16, Table 12, Weight with packaging.

Power

9 of 13 differ
Power supply
Internal1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Power Supply: Built-in.9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 24: Internal.
Internal5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2609824_EN.pdfRead 5 October 2026p1 Power supply type.
Adapter rating
Not available
Not available
Input voltage
100-240 V1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Voltage Rating: 100 - 240V. Frequency not stated.
100-240 V AC, 50/60 Hz2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p15, Table 11, input voltage and frequency, frequency tolerance plus/minus 3 Hz.
Power use (typical)
45W1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Power Consumption (normal): 45 W. Test condition not stated.
Not available
Power use (max)
300W1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Power Consumption (max): 300 W. USB load not stated.
190W2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p15, Table 11, maximum brightness/contrast and maximum power loading on all USB ports.
Power use SDR (EU label)
35W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 4: on mode power in SDR 35.0 W.
31W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2609824_EN.pdfRead 5 October 2026p1 row 4, On mode SDR.
Power use HDR (EU label)
36W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 6: on mode power in HDR 36.0 W.
31W5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2609824_EN.pdfRead 5 October 2026p1 row 6, On mode HDR.
Standby power
0.5W1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Power Consumption (sleep mode): <0.5 W on this page. EPREL gives standby 0.5 W, which is stored.9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 8: standby 0.5 W.
0.5W2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p15, Table 11, standby mode under EU 2019/2021 and EU 2019/2013.
Off-mode power
0.3W9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 7: off mode 0.3 W.
0.3W2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p15, Table 11, off mode under EU 2019/2021 and EU 2019/2013.
EU energy class SDR
G9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 3: class G.
F5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2609824_EN.pdfRead 5 October 2026p1 row 3.
EU energy class HDR
G9EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2580624_EN.pdfRead 14 October 2026Row 5: class G.
F5EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_2609824_EN.pdfRead 5 October 2026p1 row 5.
Energy per 1000 h SDR
35kWh10EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2580624.pdfRead 14 October 2026Printed label: 35 kWh/1000h.
31kWh6EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2609824.pdfRead 5 October 2026Printed label SDR 31 kWh/1000h, read directly.
Energy per 1000 h HDR
36kWh10EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2580624.pdfRead 14 October 2026Printed label: 36 kWh/1000h.
31kWh6EU energy label (EPREL)eprel.ec.europa.eu/labels/electronicdisplays/Label_2609824.pdfRead 5 October 2026Printed label HDR 31 kWh/1000h, read directly.

Certifications

2 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Flicker-free, Low Blue Light (Hardware Solution)1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Certification / TUV Certificate: Flicker-free, Low Blue light (Hardware Solution).
Low Blue Light (Hardware Solution)2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p8 exact named hardware certification. Spec sheet states no Eye Comfort certification, so no Eye Comfort tier is inferred.
Low blue light
Hardware1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Eye Care / Low Blue Light: Yes. TUV Certificate: Low Blue light (Hardware Solution).
Hardware2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p8 explicitly hardware Low Blue Light panel compliant with TÜV Rheinland Hardware Solution at factory reset/default.
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
GS Mark1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026Miscellaneous / Certifications & Standards.

In the box

2 of 2 differ
In the box
Clean Cloth, Quick Start Guide, Calibration Report, Remote Control, Safety Instruction, Power cable, HDMI 2.1 cable, DisplayPort 2.1 cable1Maker product pagebenq.com/en-us/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Accessories: Clean Cloth, QSG, Calibration Report, Remote Control, Safety Instruction. Signal cables (DP 2.1, HDMI v2.1) may vary by region. The page does not list the monitor, stand or power cable. The power cable comes from the Japanese page.3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Included cables list.
Display, Stand riser, Stand base, Power cable (varies by country or region), 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), Microfiber cloth, QR Card, Safety, Environmental, and Regulatory Information, Alienware Sticker2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026pp6-7 Package contents. Some components may vary by country or be optional. No calibration paper report is asserted from absence.
Cables included
ABenQ MOBIUZ EX321UZ
Type
Power cable (about 1.8 m)
HDMI 2.1 cable (about 1.8 m)
DisplayPort 2.1 cable (about 1.8 m)
Source3Maker product pagebenq.com/ja-jp/monitor/gaming/ex321uz/spec.htmlRead 14 October 2026Included cables: power cable (about 1.8 m), HDMI 2.1 cable (about 1.8 m), DisplayPort 2.1 cable (about 1.8 m). Counts are not stated. The US page says signal cables vary by region.
BDell Alienware AW3426DW
TypeCount
Power cable1
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
Source2Owner's manualdl.dell.com/content/manual12353199-alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw-user-s-guide.pdfRead 5 October 2026p6 Package contents, each pictured once. p10 explicitly one shipped HDMI cable. Current U.S. package list confirms one DP, HDMI and USB cable.8Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026U.S. Package Contents lists one DP, one HDMI and one USB upstream cable.

Warranty

1 of 2 differ
Manufacturer warranty (source market)
3years7Press releasebenq.com/en-in/news/products/mobiuz-ex321uz-launch.htmlRead 14 October 2026BenQ India states a 3-Year OLED Warranty. Burn-in coverage is not stated by BenQ.13Retailer pageamazon.com/dp/B0GLRG9NK4Read 14 October 2026Warranty Type: 3 Years Manufacturer Warranty. US listing.
3years1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026U.S. limited hardware warranty, Advanced Exchange and Premium Panel Exchange.
Dead pixel policy
Not available
Free panel replacement during the Limited Hardware Warranty if one bright pixel is found1Maker product pagedell.com/en-us/shop/monitors/apd/alienware-34-280hz-qd-oled-gaming-monitor-aw3426dw/aw3426dw/-Read 5 October 2026U.S. Premium Panel Exchange policy in the product page warranty section.

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