Dell Alienware 25 320Hz (AW2525HM) vs Dell Alienware 34 240Hz (AW3426DWM)

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Alienware 25 320Hz (AW2525HM) compared with Alienware 34 240Hz (AW3426DWM)

	DellAlienware 25 320Hz (AW2525HM)	DellAlienware 34 240Hz (AW3426DWM)
Overview
Released
Released	July 2025	July 2026
Display
Screen size
Screen size	24.5″	34″
Resolution
Resolution	1920 × 1080 (Full HD)	3440 × 1440 (UWQHD) (better)
Sharpness
Sharpness	90 pixels per inch	110 pixels per inch (better)
Panel
Panel	IPS (Fast IPS)	VA
Refresh rate
Refresh rate	320 Hz (better)	240 Hz
Response time (grey to grey)
Response time (grey to grey)	0.5 ms (better)	1 ms
Brightness (typical)
Brightness (typical)	400 nits	400 nits
HDR peak brightness
HDR peak brightness	–	450 nits
HDR certification
HDR certification	–	DisplayHDR 400
HDR formats
HDR formats	–	HDR10, Dolby Vision
Contrast ratio
Contrast ratio	1,000:1	3,000:1
Colour range
Colour range	99% sRGB	95% DCI-P3
DCI-P3 coverage
DCI-P3 coverage	–	95%
Screen finish
Screen finish	Matte	Matte
Shape
Shape	Flat	Curved (1500R)
Adaptive sync
Adaptive sync	G-Sync Compatible, FreeSync Premium, VESA AdaptiveSync, HDMI VRR	FreeSync Premium, VESA AdaptiveSync, HDMI VRR
Colour depth
Colour depth	16.7 million colours	1.07 billion colours (8-bit + FRC)
HDR detail
HDR detail	–	450 cd/m² (typical) in HDR 400
sRGB coverage
sRGB coverage	99%	–
Colour modes
Colour modes	FPS, MOBA/RTS, RPG, Sports, three custom game modes	–
Response time detail
Response time detail	0.5 ms grey-to-grey minimum, 1 ms typical (Extreme)	1 ms (Extreme), 2 ms (Super Fast), 4 ms (Fast)
Variable refresh range
Variable refresh range	48–320 Hz over DisplayPort; 48–255 Hz over HDMI (vertical scan range)	48–240 Hz (vertical scan range)
Viewing angles
Viewing angles	178° horizontal, 178° vertical (typical)	178° horizontal, 178° vertical (typical)
Pixel pitch
Pixel pitch	0.2829 mm x 0.2802 mm (90 ppi)	0.23175 mm x 0.23175 mm
Eye care
Eye care	ComfortView Plus hardware low blue light (TÜV Rheinland Category 3); flicker-free	Hardware low blue light (TÜV Rheinland Hardware Solution); flicker-free
Connections
Video inputs
Video inputs	2 × HDMI 2.1 (TMDS), DisplayPort 1.4	2 × HDMI 2.1, DisplayPort 1.4
USB-C charging
USB-C charging	None	None
USB ports
USB ports	2 × USB-A	USB-C, USB-A
Ethernet
Ethernet	No	No
Speakers
Speakers	No	No
HDMI detail
HDMI detail	2 x HDMI (HDCP 1.4 and 2.3), up to 1920 x 1080 at 255 Hz (TMDS) with HDR and VRR as specified in HDMI 2.1	2 x HDMI 2.1 FRL (HDCP 1.4 & 2.3), up to 3440 x 1440 at 240 Hz with DSC, HDR and VRR; HDMI 1 has eARC/ARC
DisplayPort detail
DisplayPort detail	1 x DisplayPort 1.4 (HDCP 1.4 and 2.3), up to 1920 x 1080 at 320 Hz with HDR	1 x DisplayPort 1.4 (HDCP 1.4 & 2.3), up to 3440 x 1440 at 240 Hz with DSC, HDR and VRR
USB-C detail
USB-C detail	–	1 x USB-C 5Gbps downstream port with 15 W charging (data only, no video)
USB hub detail
USB hub detail	USB 5Gbps; 1 x USB-B upstream; 2 x USB-A (one with BC1.2 charging)	USB 5Gbps; 1 x Type-B upstream; 1 x Type-A downstream; 1 x USB-C downstream (15 W)
Picture by picture
Picture by picture	–	Picture by Picture and Picture in Picture
Audio out
Audio out	–	HDMI eARC/ARC
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot (better)	Height, tilt
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	6.07 kg	9.76 kg
Height adjustment
Height adjustment	110 mm	110 mm
Tilt
Tilt	-5° to 21°	-5° to 21°
Swivel
Swivel	-20° to 20°	–
Pivot
Pivot	-90° to 90°	–
VESA pattern
VESA pattern	100 x 100 mm	100 x 100 mm
Size with stand
Size with stand	555.59 x 206 x 390.73–500.73 mm (W x D x H)	805.45 x 232 x 444.69–554.69 mm (W x D x H)
Size without stand
Size without stand	555.59 x 68.89 x 329.50 mm (W x D x H)	805.45 x 132.46 x 360.85 mm (W x D x H)
Weight without stand
Weight without stand	3.69 kg	6.80 kg
Colours
Colours	Dark blue	Black
Power and support
Power use
Power use	18.1 W on mode, 0.5 W standby, 0.3 W off, 65 W maximum	32 W on mode, 0.3 W standby, 0.3 W off, 100 W maximum
Energy class
Energy class	E	G
Power supply
Power supply	100–240 VAC, 50/60 Hz, 1.5 A (typical)	100–240 VAC, 50/60 Hz, 1.5 A (typical)
Software
Software	–	Alienware Command Center
Certifications
Certifications	NVIDIA G-SYNC Compatible, AMD FreeSync Premium, VESA AdaptiveSync Display, TÜV Rheinland hardware low blue light (Category 3)	–
Warranty
Warranty	3 years limited hardware with Advanced Exchange Service (UK)	3 years with Advanced Exchange (UK)
In the box
In the box	Stand, power cable, DisplayPort 1.4 cable (1.8 m), HDMI 2.1 TMDS cable (1.8 m), USB-A to USB-B 5Gbps cable (1.8 m), Alienware sticker	Stand, 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)