Product comparison · 2 monitors

Alienware AW2721D computer monitor vs Alienware AW3821DW computer monitor

87specifications compared
36differ
51identical
27known for one product only

Key differences

Display diagonal
- AW2721D computer monitor:68.6 cm (27")
- AW3821DW computer monitor:95.2 cm (37.5")
Display resolution
- AW2721D computer monitor:2560 x 1440 pixels
- AW3821DW computer monitor:3840 x 1600 pixels
Native aspect ratio
- AW2721D computer monitor:16:9
- AW3821DW computer monitor:21:9
HD type
- AW2721D computer monitor:Quad HD
- AW3821DW computer monitor:UltraWide Quad HD+
Response time
- AW2721D computer monitor:1 ms
- AW3821DW computer monitor:4 ms
Screen shape
- AW2721D computer monitor:Flat
- AW3821DW computer monitor:Curved
Maximum refresh rate
- AW2721D computer monitor:240 Hz
- AW3821DW computer monitor:144 Hz
Display number of colours
- AW2721D computer monitor:1.07 billion colours
- AW3821DW computer monitor:1.073 billion colours

Side by side

Differences highlightedShow differences only

Comparison of AW2721D, AW3821DW
114 specifications	A Alienware AW2721D computer monitor Model AW2721D View product	B Alienware AW3821DW computer monitor Model AW3821DW View product
Display14 differ
Display diagonalDiffers	68.6 cm (27")	95.2 cm (37.5")
Display resolutionDiffers	2560 x 1440 pixels	3840 x 1600 pixels
Native aspect ratioDiffers	16:9	21:9
HD typeDiffers	Quad HD	UltraWide Quad HD+
Response timeDiffers	1 ms	4 ms
Anti-glare screenKnown for one	Yes	Unknown — not stated by the source
Screen shapeDiffers	Flat	Curved
Supported video modesDiffers	480p, 576p, 720p, 1080p	480p, 576p, 720p, 1080p, 1600p
Aspect ratioKnown for one	16:9	Unknown — not stated by the source
Maximum refresh rateDiffers	240 Hz	144 Hz
Display number of coloursDiffers	1.07 billion colours	1.073 billion colours
Pixel pitchDiffers	0.2331 x 0.2331 mm	0.22908 x 0.22908 mm
Pixel densityDiffers	109 ppi	110.874 ppi
Horizontal scan rangeKnown for one	30 - 255 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	24 - 240 Hz	Unknown — not stated by the source
Viewable size, horizontalDiffers	59.7 cm	88 cm
Viewable size, verticalDiffers	33.6 cm	36.6 cm
Viewable size diagonalDiffers	68.5 cm	95.3 cm
sRGB coverage (typical)Known for one	131%	Unknown — not stated by the source
DCI-P3 coverageKnown for one	98%	Unknown — not stated by the source
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	640 x 480 (VGA), 720 x 480, 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 720 (HD 720), 1920 x 1080 (HD 1080), 2560 x 1440, 3840 x 1600
High Dynamic Range (HDR) technologyKnown for one	Unknown — not stated by the source	DisplayHDR 600
Performanceidentical
NVIDIA G-SYNC typeKnown for one	G-SYNC ULTIMATE	Unknown — not stated by the source
Flicker-free technologyKnown for one	Yes	Unknown — not stated by the source
Designidentical
Detachable standKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
DisplayPort versionDiffers	1.4	1.2
Headphone outputsKnown for one	1	Unknown — not stated by the source
Audio inputKnown for one	Unknown — not stated by the source	No
Audio outputKnown for one	Unknown — not stated by the source	Yes
Ergonomics1 differ
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
PivotDiffers	Yes	No
Pivot angleKnown for one	-90 - 90°	Unknown — not stated by the source
On Screen Display (OSD)Known for one	Yes	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Power5 differ
Energy consumption (SDR) per 1000 hoursDiffers	31 kWh	44 kWh
Energy consumption (HDR) per 1000 hoursDiffers	22 kWh	33 kWh
Power consumption (typical)Differs	31 W	43.5 W
Power consumption (max)Differs	95 W	125 W
AC input voltageDiffers	100 - 230 V	100 - 240 V
Operational conditionsidentical
Operating altitudeKnown for one	0 - 5000 m	Unknown — not stated by the source
Non-operating altitudeKnown for one	0 - 12192 m	Unknown — not stated by the source
Weight & dimensions11 differ
Width (with stand)Differs	607.7 mm	894.9 mm
Depth (with stand)Differs	251.9 mm	293.5 mm
Height (with stand)Differs	555.3 mm	579.7 mm
Weight (with stand)Differs	10.6 kg	11.5 kg
Width (without stand)Differs	607.7 mm	894.9 mm
Depth (without stand)Differs	82.4 mm	130.1 mm
Height (without stand)Differs	356 mm	399.4 mm
Weight (without stand)Differs	6.3 kg	7.9 kg
Bezel width (side)Differs	5.5 mm	1.03 cm
Bezel width (top)Differs	5.5 mm	1.1 cm
Bezel width (bottom)Differs	1.49 cm	2.19 cm
Packaging data4 differ
Package widthDiffers	259.1 mm	321.1 mm
Package depthDiffers	741.9 mm	1042.9 mm
Package heightDiffers	524 mm	545.1 mm
Package weightDiffers	15.5 kg	19.3 kg
USB cable lengthKnown for one	1.8 m	Unknown — not stated by the source
Packaging contentidentical
Stand includedKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	AC, DisplayPort, DisplayPort to Mini DisplayPort, USB	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
DisplayPort cable lengthKnown for one	1.8 m	Unknown — not stated by the source
Other featuresidentical
On/off switchKnown for one	Yes	Unknown — not stated by the source
Heavy metals freeKnown for one	Hg (mercury)	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More monitor comparisons

All monitor comparisons