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Dell Alienware 27 4K Dual-Resolution (AW2725QF) vs Dell Alienware 39 5K OLED (AW3926QW)

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

Better figure, where one is clearly better

DellAlienware 27 4K Dual-Resolution (AW2725QF)DellAlienware 39 5K OLED (AW3926QW)
Overview
ReleasedSeptember 2024June 2026
Display
Screen size27″38.9″
Resolution3840 × 2160 (4K)5120 × 2160 (5K2K)
Sharpness163 pixels per inch143 pixels per inch
PanelIPS (dual mode 1920 x 1080 at 360 Hz)OLED (Tandem WOLED with RGB stripe; dual mode 2560 x 1080 at 330 Hz)
Refresh rate180 Hz165 Hz
Response time (grey to grey)0.5 ms0.03 ms
Brightness (typical)400 nits300 nits
HDR peak brightness600 nits1,300 nits
HDR certificationDisplayHDR 600DisplayHDR True Black 500
HDR formatsDolby VisionHDR10, Dolby Vision
Contrast ratio1,000:11,750,000:1
Colour range95% DCI-P399% DCI-P3
DCI-P3 coverage95%99%
Colour accuracy (Delta E)Below 2Below 2
Screen finishMatteGlossy
ShapeFlatCurved (1500R)
Adaptive syncG-Sync Compatible, VESA AdaptiveSync, HDMI VRRG-Sync Compatible, FreeSync Premium Pro, VESA AdaptiveSync, HDMI VRR
Subpixel layout–RGB stripe
Colour depth1.07 billion colours (8-bit + A-FRC)1.07 billion colours (10-bit)
sRGB coverage100%–
Colour accuracyDelta E ≤ 2 (average) (sRGB)Delta E < 2 (average) (sRGB, DCI-P3)
Colour modesFPS, MOBA/RTS, RPG, Sports, three custom game modes; Creator mode with native (DCI-P3) and sRGB colour spacesStandard, Creator (DCI-P3 or sRGB), FPS, MOBA/RTS, RPG, Sports, three custom game modes
HDR detail600 cd/m² HDR peak; Dolby Vision; VESA DisplayHDR 6001300 cd/m² HDR peak at 3% APL; Smart HDR modes Desktop, Movie HDR, Game HDR, Custom Color HDR, DisplayHDR True Black (500 cd/m²), HDR Peak 1300 and HDR Peak 1300 Bright
Response time detail0.5 ms grey-to-grey minimum, 1 ms most observed (Extreme); 2 ms (Super Fast); 3 ms (Fast)–
Variable refresh range48–180 Hz in 4K mode, 48–360 Hz in FHD mode (vertical scan range)–
Viewing angles178° horizontal, 178° vertical (typical)178° horizontal, 178° vertical (typical)
Pixel pitch0.1554 mm x 0.1554 mm (163 ppi)0.1776 mm x 0.1776 mm
Eye careComfortView Plus hardware low blue light (TÜV Rheinland Category 3); flicker-freeFlicker-free
Burn-in protection–AI-based pixel usage algorithm, pixel refresh, pixel shift and panel health indicator; 3-year warranty includes burn-in
Connections
Video inputs2 × HDMI 2.1, DisplayPort 1.42 × HDMI 2.1, DisplayPort 2.1, USB-C
USB-C chargingNoneUp to 90 W
USB portsUSB-C, 3 × USB-AUSB-C, 2 × USB-A
KVM switch–Yes
EthernetNoNo
SpeakersNoNo
HDMI detail2 x HDMI 2.1 FRL (HDCP 1.4 and 2.2), 3840 x 2160 at 165 Hz or 1920 x 1080 at 330 Hz (overclockable to 180 Hz and 360 Hz), HDR, VRR; one port with eARC/ARC for Dolby Atmos pass-through2 x HDMI 2.1 FRL (HDCP 1.4 & 2.3), up to 5120 x 2160 at 165 Hz or 2560 x 1080 at 330 Hz with HDR and VRR; one with eARC/ARC audio pass-through
DisplayPort detail1 x DisplayPort 1.4 (HDCP 1.4 and 2.2), 3840 x 2160 at 165 Hz or 1920 x 1080 at 330 Hz (overclockable to 180 Hz and 360 Hz), DSC, HDR1 x DisplayPort 2.1 UHBR20 (HDCP 1.4 & 2.3), up to 5120 x 2160 at 165 Hz or 2560 x 1080 at 330 Hz
USB-C detail–USB-C upstream with DisplayPort 2.1 Alt Mode and Power Delivery up to 90 W; 1 x USB-C 5Gbps downstream with 15 W charging
USB hub detailUSB 5Gbps; 1 x USB-B upstream; 2 x USB-A rear; quick access 1 x USB-C (15 W) and 1 x USB-A with BC1.2 chargingUSB 5Gbps; Type-B and USB-C upstream (KVM for two computers); 2 x Type-A downstream (one with BC 1.2 charging); 1 x USB-C downstream (15 W)
Picture by picturePicture-in-Picture and Picture-by-PicturePicture by Picture and Picture in Picture
Audio out–3.5 mm headphone jack; HDMI eARC/ARC
Design
Stand adjustsHeight, tilt, swivel, pivotHeight, tilt, swivel
VESA mountYesYes
Weight with stand7.15 kg11.22 kg
Height adjustment110 mm110 mm
Tilt-5° to 21°-5° to 21°
Swivel-20° to 20°-20° to 20°
Pivot-90° to 90°–
VESA pattern100 x 100 mm100 x 100 mm
Size with stand611.44 x 243.70 x 408.68–518.68 mm (W x D x H)920.49 x 242.50 x 470.10–580.10 mm (W x D x H)
Size without stand611.44 x 67.40 x 361.18 mm (W x D x H)920.49 x 129.65 x 408.24 mm (W x D x H)
Weight without stand4.75 kg7.76 kg
Controls–Joystick
ColoursBlackNova Black
Power and support
Power use26.1 W on mode, 0.5 W standby, 0.3 W off, 140 W maximum40.3 W on mode, 0.5 W standby, 0.3 W off, 360 W maximum
Energy classGG
Power supply100–240 VAC, 50/60 Hz, 1.6 A (typical)100–240 VAC, 50/60 Hz, 4 A (typical)
Software–Alienware Command Center
Warranty–3 years limited hardware with Advanced Exchange Service and Premium Panel Exchange, including burn-in (UK)
CertificationsNVIDIA G-SYNC Compatible, VESA AdaptiveSync Display, VESA DisplayHDR 600, TÜV Rheinland hardware low blue light (Category 3)–
In the boxStand, power cable, DisplayPort 1.4 cable (1.8 m), HDMI 2.1 FRL cable (1.8 m), USB-A to USB-B 5Gbps cable (1.8 m), Alienware stickerStand, power cable, USB-C to USB-C 10Gbps 100 W cable (1 m), DisplayPort cable (1.8 m), HDMI 2.1 FRL cable (1.8 m), USB-A to USB-B cable (1.8 m), microfibre cloth

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