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BenQ MOBIUZ EX321UZ vs Dell Alienware 32 4K QD-OLED Gaming Monitor (AW3225QF)

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

BenQMOBIUZ EX321UZDellAlienware 32 4K QD-OLED Gaming Monitor (AW3225QF)
Overview
ReleasedFebruary 2026January 2024
Display
Screen size31.5″31.6″
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Sharpness140 pixels per inch139 pixels per inch
PanelQD-OLED (4th-gen QD-OLED)QD-OLED
Refresh rate240 Hz240 Hz
Response time (grey to grey)0.03 ms0.03 ms
Brightness (typical)300 nits250 nits
HDR peak brightness1,000 nits1,000 nits
HDR certificationDisplayHDR True Black 500DisplayHDR True Black 400
HDR formats–Dolby Vision, VESA DisplayHDR True Black 400
Contrast ratio1,500,000:11,500,000:1
Colour range99% DCI-P399% DCI-P3 (CIE 1976)
DCI-P3 coverage99%99%
Colour accuracy (Delta E)–Below 2
Screen finishGlossy–
ShapeFlatCurved (1700R)
Adaptive syncFreeSync Premium ProG-Sync Compatible, VESA AdaptiveSync
Colour depth1.07 billion colours1.07 billion colours
Colour accuracyDelta E < 2ΔE2000 < 2 (average) in sRGB and DCI-P3 preset modes
HDR detail–VESA DisplayHDR 400 True Black, Dolby Vision; 450 cd/m² (TB400), 1,000 cd/m² HDR peak
Colour modesCinema HDR, Fantasy HDR, Realistic HDR, Sci-fi HDR, Display P3, sRGB, Custom, DisplayHDR, Cinema, Sci-fi, Realistic, Fantasy, Gamer 1, Gamer 2, Gamer 3–
Motion blur reductionBlur Reduction–
Viewing angles178° / 178° (CR ≥ 10)178° horizontal, 178° vertical (typical)
Pixel pitch–0.1814 mm x 0.1814 mm
Eye careFlicker-free, Low Blue Light, Color Weakness–
Burn-in protectionGraphene film and aluminium-plated heat dissipation; Pixel Refresh, Pixel Shift, Idle Dimmer and Logo Dimming–
CalibrationFactory calibration report–
Connections
Video inputs2 × HDMI 2.1, DisplayPort 2.1 UHBR20, USB-C2 × HDMI 2.1, DisplayPort 1.4
USB-C chargingUp to 90 WNone
USB ports2 × USB-A, USB-C3 × USB-A, USB-C
KVM switchYes–
EthernetNoNo
Speakers–No
HDMI detail2 × HDMI 2.1, one with eARC; ALLM, VRR and CEC; HDCP 2.32 x HDMI 2.1 (HDCP 1.4 and 2.3), up to 3840 x 2160 at 240 Hz FRL, HDR and VRR; one with eARC for Dolby Atmos pass-through
DisplayPort detail–1 x DisplayPort 1.4 (HDCP 1.4 and 2.3), up to 3840 x 2160 at 240 Hz with DSC and HDR
USB-C detailDisplayPort Alt Mode, data and 90 W power delivery–
USB hub detailUSB 3.2 Gen 1 (5 Gbps); 2 × USB-A downstream (4.5 W charging), 1 × USB-C downstream (7.5 W charging), 1 × USB-C upstream (data only)USB 3.2 Gen 1 (5 Gbps) hub with one USB-B upstream; 2 x USB-A on the back; 1 x USB-A and 1 x USB-C (BC1.2 charging) in the quick access ports
Audio outHeadphone jack–
Design
Stand adjustsHeight, tilt, swivelHeight, tilt, swivel
VESA mountYesYes
Weight with stand8.29 kg9.35 kg
Height adjustment100 mm0–110 mm
Tilt-5° to 15°-5° to 21°
Swivel15° / 15° (left / right)-20° to 20°
Pivot–None (don't use in portrait)
VESA pattern100 × 100 mm100 x 100 mm
Size with stand598.14 × 718.88 × 223.48 mm (H × W × D)715.56 x 305.72 x 472.77–582.77 mm (W x D x H)
Size without stand418.14 × 718.88 × 82.93 mm (H × W × D)715.56 x 106.44 x 421.92 mm (W x D x H)
Weight without stand5.99 kg6 kg
Power and support
Power use45 W normal, 300 W max, < 0.5 W sleep42.5 W on mode, 0.5 W standby, 0.3 W off, 190 W maximum
Power supplyBuilt-in, 100–240 V–
SoftwareColor Shuttle, Display QuickitAlienware Command Center, Dell Display and Peripheral Manager
CertificationsTÜV Flicker-free and Low Blue Light (Hardware Solution)VESA DisplayHDR 400 True Black, NVIDIA G-SYNC Compatible, VESA AdaptiveSync Display
Warranty–3 years limited (UK)
In the boxRemote control, DP 2.1 and HDMI 2.1 cables (may vary by region), calibration report, cleaning cloth, quick start guide, safety instructionsStand riser and base, power cable, HDMI 2.1 FRL cable, DisplayPort 1.4 cable, USB 3.2 Gen 1 upstream cable, microfibre cloth

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