Dell Alienware 27 4K QD-OLED (AW2725Q) vs Samsung Odyssey OLED G8 G81SF 27-inch

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Alienware 27 4K QD-OLED (AW2725Q) compared with Odyssey OLED G8 G81SF 27-inch

	DellAlienware 27 4K QD-OLED (AW2725Q)	SamsungOdyssey OLED G8 G81SF 27-inch
Overview
Released
Released	January 2025	April 2025
Display
Screen size
Screen size	26.7″	27″
Resolution
Resolution	3840 × 2160 (4K)	3840 × 2160 (4K)
Sharpness
Sharpness	165 pixels per inch (better)	163 pixels per inch
Panel
Panel	QD-OLED	QD-OLED
Refresh rate
Refresh rate	240 Hz	240 Hz
Response time (grey to grey)
Response time (grey to grey)	0.03 ms	0.03 ms
Brightness (typical)
Brightness (typical)	250 nits	250 nits
HDR peak brightness
HDR peak brightness	1,000 nits	–
HDR certification
HDR certification	DisplayHDR True Black 400	DisplayHDR True Black 400
HDR formats
HDR formats	HDR10, Dolby Vision	HDR10+ Gaming
Contrast ratio
Contrast ratio	1,500,000:1	1,000,000:1
Colour range
Colour range	99% DCI-P3	99% DCI-P3 (CIE 1976)
DCI-P3 coverage
DCI-P3 coverage	99%	99%
Colour accuracy (Delta E)
Colour accuracy (Delta E)	Below 2	–
Screen finish
Screen finish	Glossy	–
Shape
Shape	Flat	Flat
Adaptive sync
Adaptive sync	G-Sync Compatible, FreeSync Premium Pro, VESA AdaptiveSync	FreeSync Premium Pro
Colour depth
Colour depth	1.07 billion colours	Up to 1 billion colours
Colour accuracy
Colour accuracy	Delta E < 2 (average) (sRGB, DCI-P3)	–
Colour modes
Colour modes	Standard, FPS, MOBA/RTS, RPG, Sports, Creator (DCI-P3 or sRGB, gamma 1.8 to 2.6), Game 1–3, Warm, Cool, Custom Color	–
HDR detail
HDR detail	Peak 1000 cd/m² at 3% APL; Smart HDR modes Desktop, Movie HDR, Game HDR, Custom Color HDR, DisplayHDR True Black (400 cd/m²) and HDR Peak 1000	DisplayHDR True Black 400 and HDR10+ Gaming
Variable refresh range
Variable refresh range	–	Samsung's current UK specification confirms FreeSync Premium Pro but lists G-Sync as No; its March 2025 launch releases state NVIDIA G-SYNC Compatible support for G81SF
Viewing angles
Viewing angles	178° horizontal, 178° vertical (typical)	178° horizontal and vertical
Pixel pitch
Pixel pitch	0.153 mm x 0.153 mm	–
Eye care
Eye care	ComfortView Plus hardware low blue light (TÜV Rheinland Hardware Solution); flicker-free	Eye Saver Mode, Flicker Free and UL-certified Glare Free coating
Burn-in protection
Burn-in protection	Pixel refresh, pixel shift and panel health indicator; graphite heat-sink sheet; 3-year warranty includes burn-in	OLED Safeguard+ with pulsating heat pipe cooling; burn-in from normal use is covered within warranty, excluding commercial use, abuse and misuse
Calibration
Calibration	–	Factory tuning with calibration report
Connections
Video inputs
Video inputs	2 × HDMI 2.1, DisplayPort 1.4	2 × HDMI 2.1, DisplayPort 1.4
USB-C charging
USB-C charging	None	None
USB ports
USB ports	USB-C, 3 × USB-A	2 × USB-A
Ethernet
Ethernet	No	–
Speakers
Speakers	No	No
HDMI detail
HDMI detail	2 x HDMI 2.1 FRL (HDCP 1.4 & 2.3), up to 3840 x 2160 at 240 Hz with HDR and VRR; HDMI 1 has eARC/ARC for Dolby Atmos pass-through	2 x HDMI 2.1, HDCP 2.2
DisplayPort detail
DisplayPort detail	1 x DisplayPort 1.4 (HDCP 1.4 & 2.3), up to 3840 x 2160 at 240 Hz with DSC	1 x DisplayPort 1.4, HDCP 2.2
USB-C detail
USB-C detail	1 x USB-C 5Gbps downstream port with 15 W charging (no video)	–
USB hub detail
USB hub detail	USB 5Gbps; 1 x Type-B upstream; 3 x Type-A downstream (one with 10 W charging); 1 x USB-C downstream (15 W)	One USB-B upstream and two USB-A downstream ports; USB 3.2 Gen 1
Picture by picture
Picture by picture	Picture by Picture and Picture in Picture	Picture in picture; no picture by picture (Stuff)
Audio out
Audio out	HDMI eARC/ARC (Dolby Atmos pass-through)	Headphone output
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot	Height, tilt, swivel, pivot
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	6.79 kg	6.9 kg
Height adjustment
Height adjustment	110 mm	120 mm, ± 5 mm tolerance
Tilt
Tilt	-5° to 21°	-2° to +25°
Swivel
Swivel	-20° to 20°	-30° to +30°
Pivot
Pivot	-90° to 90°	-92° to +92°
VESA pattern
VESA pattern	100 x 100 mm	100 x 100 mm
Size with stand
Size with stand	609.51 x 210 x 406.01–516.01 mm (W x D x H)	611.7 x 263.5 x 554.2 mm (W x D x H)
Size without stand
Size without stand	609.51 x 72.63 x 355.97 mm (W x D x H)	611.7 x 49.2 x 353.8 mm (W x D x H)
Weight without stand
Weight without stand	4.30 kg	3.8 kg
Controls
Controls	Joystick with Menu Launcher on-screen menu	–
Colours
Colours	Interstellar Indigo	Silver with Core Lighting+
Power and support
Power use
Power use	39.4 W on mode, 0.5 W standby, 0.3 W off, 190 W maximum	45 W typical; 140 W maximum; 0.5 W standby; 0.3 W off
Energy class
Energy class	–	G
Power supply
Power supply	100–240 VAC, 50/60 Hz, 2.2 A (typical)	External adapter; AC 100–240V
Software
Software	Alienware Command Center 6.6	Monitor OSD; no Tizen smart services
Certifications
Certifications	ENERGY STAR 8.0, TCO Certified, TÜV Rheinland low blue light (hardware)	–
Warranty
Warranty	3 years limited hardware with Advanced Exchange Service, including burn-in (UK)	–
In the box
In the box	Stand, power cable, DisplayPort cable (1.8 m), HDMI cable (1.8 m), USB-A to USB-B 5Gbps cable (1.8 m), microfibre cloth	HDMI cable, DisplayPort cable and 1.5 m power cable