Dell Alienware 27 280Hz (AW2726DL) vs Dell Alienware 27 240Hz QD-OLED (AW2726DM)

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Alienware 27 280Hz (AW2726DL) compared with Alienware 27 240Hz QD-OLED (AW2726DM)

	DellAlienware 27 280Hz (AW2726DL)	DellAlienware 27 240Hz QD-OLED (AW2726DM)
Overview
Released
Released	April 2026	April 2026
Display
Screen size
Screen size	27″	26.5″
Resolution
Resolution	2560 × 1440 (QHD)	2560 × 1440 (QHD)
Sharpness
Sharpness	109 pixels per inch	111 pixels per inch (better)
Panel
Panel	IPS	QD-OLED
Refresh rate
Refresh rate	280 Hz (better)	240 Hz
Response time (grey to grey)
Response time (grey to grey)	1 ms	0.03 ms (better)
Brightness (typical)
Brightness (typical)	400 nits (better)	200 nits
HDR peak brightness
HDR peak brightness	–	400 nits
HDR formats
HDR formats	HDR10	HDR10
Contrast ratio
Contrast ratio	1,000:1	1,500,000:1
Colour range
Colour range	93% DCI-P3	99% DCI-P3
DCI-P3 coverage
DCI-P3 coverage	93%	99% (better)
Screen finish
Screen finish	Matte	Glossy
Shape
Shape	Flat	Flat
Adaptive sync
Adaptive sync	FreeSync Premium, VESA AdaptiveSync, HDMI VRR	FreeSync Premium, VESA AdaptiveSync, HDMI VRR
Colour depth
Colour depth	1.07 billion colours (8-bit + FRC)	1.07 billion colours
HDR detail
HDR detail	HDR10	400 cd/m² peak (Dell UK); HDR10; Smart HDR modes Desktop, Movie HDR and Game HDR
Response time detail
Response time detail	1 ms (Extreme), 2 ms (Super Fast), 4 ms (Fast) grey to grey	–
Variable refresh range
Variable refresh range	48–280 Hz (vertical scan range)	48–240 Hz over DisplayPort; 48–120 Hz over HDMI (vertical scan range)
Viewing angles
Viewing angles	178° horizontal, 178° vertical (typical)	178° horizontal, 178° vertical (typical)
Pixel pitch
Pixel pitch	0.2331 mm x 0.2331 mm (109 ppi)	0.2292 mm x 0.2292 mm
Eye care
Eye care	Hardware low blue light (TÜV Rheinland Category 3); TÜV Rheinland Eye Comfort 3.0 (3 star); flicker-free	Hardware low blue light (TÜV Rheinland Category 3); TÜV Rheinland Eye Comfort 3.0 (3 star); flicker-free
Burn-in protection
Burn-in protection	–	Pixel refresh and panel health indicator
Connections
Video inputs
Video inputs	HDMI 2.1, DisplayPort 1.4	2 × HDMI 2.1 (TMDS), DisplayPort 1.4
USB-C charging
USB-C charging	None	None
Ethernet
Ethernet	No	No
Speakers
Speakers	No	No
HDMI detail
HDMI detail	1 x HDMI (HDCP 1.4 and 2.3), up to 2560 x 1440 at 280 Hz with FRL, HDR and VRR as specified in HDMI 2.1	2 x HDMI (HDCP 1.4 & 2.3), up to 2560 x 1440 at 120 Hz with HDR and VRR as specified in HDMI 2.1 (TMDS)
DisplayPort detail
DisplayPort detail	1 x DisplayPort 1.4 (HDCP 1.4 and 2.3), up to 2560 x 1440 at 280 Hz with DSC, HDR and AdaptiveSync	1 x DisplayPort 1.4 (HDCP 1.4 & 2.3), up to 2560 x 1440 at 240 Hz with HDR, DSC and AdaptiveSync
Audio out
Audio out	–	3.5 mm headphone jack
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	5.01 kg	5.9 kg
Height adjustment
Height adjustment	130 mm	130 mm
Tilt
Tilt	-5° to 21°	-5° to 21°
Swivel
Swivel	-173° to 173°	-360° to 360°
Pivot
Pivot	-90° to 90°	-90° to 90°
VESA pattern
VESA pattern	100 x 100 mm	100 x 100 mm
Size with stand
Size with stand	613.50 x 214.70 x 381.06–511.06 mm (W x D x H)	609.31 x 233.40 x 393.32–523.32 mm (W x D x H)
Size without stand
Size without stand	613.50 x 48.10 x 358.50 mm (W x D x H)	609.31 x 41.95 x 354.30 mm (W x D x H)
Weight without stand
Weight without stand	3.30 kg	3.90 kg
Colours
Colours	Black	Black
Power and support
Power use
Power use	25 W on mode, 0.3 W standby, 0.3 W off, 58 W maximum	21 W on mode, 0.3 W standby, 0.3 W off, 70 W maximum
Energy class
Energy class	F	E
Power supply
Power supply	100–240 VAC, 50/60 Hz, 1.5 A (maximum)	100–240 VAC, 50/60 Hz, 1.5 A (maximum)
Certifications
Certifications	AMD FreeSync Premium, VESA AdaptiveSync Display, TÜV Rheinland Eye Comfort 3.0 (3 star), TÜV Rheinland hardware low blue light (Category 3)	TÜV Rheinland Eye Comfort 3.0 (3 star), TÜV Rheinland hardware low blue light (Category 3)
Warranty
Warranty	3 years limited with Advanced Exchange Service (UK)	3 years limited hardware with Advanced Exchange Service and Premium Panel Exchange (UK)
In the box
In the box	Stand, Allen key and four M4 screws, power cable, DisplayPort cable (1.8 m)	Stand, Allen key and four M4 screws, power cable, DisplayPort cable (1.8 m), HDMI cable (1.8 m)