Dell Alienware 500Hz (AW2524HF) vs Dell Alienware 34 280Hz QD-OLED (AW3426DW)

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

Only show differences

Better figure, where one is clearly better

Share comparison

Alienware 500Hz (AW2524HF) compared with Alienware 34 280Hz QD-OLED (AW3426DW)

	DellAlienware 500Hz (AW2524HF)	DellAlienware 34 280Hz QD-OLED (AW3426DW)
Overview
Released
Released	September 2023	June 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)	QD-OLED (Penta Tandem QD-OLED)
Refresh rate
Refresh rate	500 Hz (better)	280 Hz
Response time (grey to grey)
Response time (grey to grey)	0.5 ms	0.03 ms (better)
Brightness (typical)
Brightness (typical)	400 nits (better)	300 nits
HDR peak brightness
HDR peak brightness	–	1,300 nits
HDR certification
HDR certification	–	DisplayHDR True Black 500
HDR formats
HDR formats	HDR10	HDR10, Dolby Vision
Contrast ratio
Contrast ratio	1,000:1	1,500,000:1
Colour range
Colour range	99% sRGB	99% DCI-P3
DCI-P3 coverage
DCI-P3 coverage	–	99%
Colour accuracy (Delta E)
Colour accuracy (Delta E)	Below 1.5 (better)	Below 2
Screen finish
Screen finish	Matte	Glossy
Shape
Shape	Flat	Curved (1800R)
Adaptive sync
Adaptive sync	FreeSync Premium, VESA AdaptiveSync, HDMI VRR	G-Sync Compatible, FreeSync Premium Pro, VESA AdaptiveSync, HDMI VRR
Subpixel layout
Subpixel layout	–	RGB stripe
Colour depth
Colour depth	1.07 billion colours	1.07 billion colours (10-bit)
sRGB coverage
sRGB coverage	99%	–
Colour accuracy
Colour accuracy	ΔE2000 < 1.5 (average) in the sRGB preset mode	Delta E < 2 (average) (sRGB, DCI-P3)
Colour modes
Colour modes	FPS, MOBA/RTS, RPG, Sports, three custom game modes, sRGB	Standard, Creator (DCI-P3 or sRGB), FPS, MOBA/RTS, RPG, Sports, three custom game modes
HDR detail
HDR detail	HDR10	1300 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 detail
Response time detail	0.5 ms grey-to-grey minimum, 1 ms most observed (Extreme); 2 ms (Super Fast); 3 ms (Fast)	–
Variable refresh range
Variable refresh range	48–480 Hz over DisplayPort (500 Hz overclocked); 48–255 Hz over HDMI (vertical scan range)	48–280 Hz (vertical scan range)
Viewing angles
Viewing angles	178° horizontal, 178° vertical (typical)	178° horizontal, 178° vertical (typical)
Pixel pitch
Pixel pitch	0.2832 mm x 0.2802 mm (90 ppi)	0.2315 mm x 0.2315 mm
Eye care
Eye care	ComfortView Plus hardware low blue light (TÜV Rheinland hardware solution); flicker-free	Hardware low blue light (TÜV Rheinland Hardware Solution); flicker-free
Burn-in protection
Burn-in protection	–	Anti-burn-in algorithm, graphite heat-dispersion sheet, pixel refresh, pixel shift and panel health indicator; 3-year warranty includes burn-in
Connections
Video inputs
Video inputs	HDMI 2.1, 2 × DisplayPort 1.4	2 × HDMI 2.1, DisplayPort 1.4
USB-C charging
USB-C charging	None	None
USB ports
USB ports	4 × USB-A	USB-C, USB-A
Ethernet
Ethernet	No	No
Speakers
Speakers	No	No
HDMI detail
HDMI detail	1 x HDMI 2.1 (HDCP 1.4), up to 1920 x 1080 at 255 Hz (TMDS) with HDR and VRR	2 x HDMI 2.1 FRL (HDCP 1.4 & 2.3), up to 3440 x 1440 at 280 Hz with HDR, VRR and DSC; up to 3840 x 2160 at 120 Hz in Console Mode
DisplayPort detail
DisplayPort detail	2 x DisplayPort 1.4 (HDCP 1.4), up to 1920 x 1080 at 500 Hz with HDR and VRR	1 x DisplayPort 1.4 (HDCP 1.4 & 2.3), up to 3440 x 1440 at 280 Hz with DSC and HDR
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 rear; 2 x USB-A bottom (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
Design
Stand adjusts
Stand adjusts	Height, tilt, swivel, pivot (better)	Height, tilt, swivel
VESA mount
VESA mount	Yes	Yes
Weight with stand
Weight with stand	6.01 kg	7.91 kg
Height adjustment
Height adjustment	110 mm	110 mm
Tilt
Tilt	-5° to 21°	-5° to 21°
Swivel
Swivel	-20° to 20°	-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	555.14 x 243.71 x 390.51–500.51 mm (W x D x H)	814.15 x 232 x 445.08–555.08 mm (W x D x H)
Size without stand
Size without stand	555.14 x 84 x 328.86 mm (W x D x H)	814.15 x 111.23 x 361.55 mm (W x D x H)
Weight without stand
Weight without stand	3.65 kg	4.88 kg
Controls
Controls	–	Joystick
Colours
Colours	Dark grey	Black
Power and support
Power use
Power use	18.5 W on mode, 0.5 W standby, 0.3 W off, 74 W maximum	31.0 W on mode, 0.5 W standby, 0.3 W off, 190 W maximum
Energy class
Energy class	–	F
Power supply
Power supply	100–240 VAC, 50/60 Hz, 1.2 A	100–240 VAC, 50/60 Hz, 2.8 A (typical)
Software
Software	–	Alienware Command Center
Certifications
Certifications	AMD FreeSync Premium, VESA AdaptiveSync Display, TÜV Rheinland hardware low blue light	–
Warranty
Warranty	3 years limited with Advanced Exchange Service and Premium Panel Exchange (US)	3 years limited hardware with Advanced Exchange Service and Premium Panel Exchange, including burn-in (UK)
In the box
In the box	Stand, power cable, DisplayPort 1.4 cable (1.8 m), USB-C to DisplayPort 1.4 cable (1 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), microfibre cloth