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Product comparison · 2 monitors

Alienware AW2721D computer monitor vs Alienware AW3821DW computer monitor

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

Key differences

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

Side by side

Differences highlightedShow differences only
114 specifications
A

Alienware

AW2721D computer monitor

Model AW2721D

View product
B

Alienware

AW3821DW computer monitor

Model AW3821DW

View product
Display14 differ
Display diagonalDiffers68.6 cm (27")95.2 cm (37.5")
Display resolutionDiffers2560 x 1440 pixels3840 x 1600 pixels
Native aspect ratioDiffers16:921:9
Display technologyLCDLCD
TouchscreenNoNo
HD typeDiffersQuad HDUltraWide Quad HD+
Panel typeIPSIPS
Backlight typeLEDLED
Display brightness (typical)450 cd/m²450 cd/m²
Response timeDiffers1 ms4 ms
Anti-glare screenKnown for oneYes
Screen shapeDiffersFlatCurved
Supported video modesDiffers480p, 576p, 720p, 1080p480p, 576p, 720p, 1080p, 1600p
Aspect ratioKnown for one16:9
Contrast ratio (typical)1000:11000:1
Maximum refresh rateDiffers240 Hz144 Hz
Viewing angle, horizontal178°178°
Viewing angle, vertical178°178°
Display number of coloursDiffers1.07 billion colours1.073 billion colours
Response time (fast)3 ms3 ms
Pixel pitchDiffers0.2331 x 0.2331 mm0.22908 x 0.22908 mm
Pixel densityDiffers109 ppi110.874 ppi
Horizontal scan rangeKnown for one30 - 255 kHz
Vertical scan rangeKnown for one24 - 240 Hz
Viewable size, horizontalDiffers59.7 cm88 cm
Viewable size, verticalDiffers33.6 cm36.6 cm
Viewable size diagonalDiffers68.5 cm95.3 cm
High Dynamic Range (HDR) supportedYesYes
sRGB coverage (typical)Known for one131%
DCI-P3 coverageKnown for one98%
Supported graphics resolutionsKnown for one640 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 oneDisplayHDR 600
Performanceidentical
NVIDIA G-SYNCYesYes
AMD FreeSyncNoNo
NVIDIA G-SYNC typeKnown for oneG-SYNC ULTIMATE
Flicker-free technologyKnown for oneYes
Multimediaidentical
Built-in speaker(s)NoNo
Built-in cameraNoNo
Designidentical
Market positioningGamingGaming
Product colourBlack, WhiteBlack, White
Front bezel colourBlackBlack
Detachable standKnown for oneYes
Ports & interfaces1 differ
Built-in USB hubYesYes
USB hub version3.2 Gen 1 (3.1 Gen 1)3.2 Gen 1 (3.1 Gen 1)
Number of upstream ports11
USB Type-A downstream ports quantity44
VGA (D-Sub) ports quantity00
DVI portNoNo
HDMIYesYes
HDMI ports quantity22
HDMI version2.02.0
DisplayPorts quantity11
DisplayPort versionDiffers1.41.2
Headphone outYesYes
Headphone outputsKnown for one1
Audio inputKnown for oneNo
Audio outputKnown for oneYes
Networkidentical
Wi-FiNoNo
Ergonomics1 differ
VESA mountingYesYes
Panel mounting interface100 x 100 mm100 x 100 mm
Cable lock slotKnown for oneYes
Height adjustmentYesYes
Adjustable height (max)13 cm13 cm
PivotDiffersYesNo
Pivot angleKnown for one-90 - 90°
SwivellingYesYes
Swivel angle range-20 - 20°-20 - 20°
Tilt adjustmentYesYes
Tilt angle range-5 - 21°-5 - 21°
On Screen Display (OSD)Known for oneYes
Plug and PlayKnown for oneYes
Power5 differ
Energy efficiency class (SDR)GG
Energy efficiency class (HDR)FF
Energy consumption (SDR) per 1000 hoursDiffers31 kWh44 kWh
Energy consumption (HDR) per 1000 hoursDiffers22 kWh33 kWh
Power consumption (typical)Differs31 W43.5 W
Power consumption (standby)0.3 W0.3 W
Power consumption (max)Differs95 W125 W
Power consumption (off)0.2 W0.2 W
AC input voltageDiffers100 - 230 V100 - 240 V
AC input frequency50 - 60 Hz50 - 60 Hz
Input current1.8 A1.8 A
Power supply typeInternalInternal
Energy efficiency scaleA to GA to G
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Storage temperature (T-T)-20 - 60 °C-20 - 60 °C
Operating relative humidity (H-H)10 - 80%10 - 80%
Storage relative humidity (H-H)5 - 90%5 - 90%
Operating altitudeKnown for one0 - 5000 m
Non-operating altitudeKnown for one0 - 12192 m
Weight & dimensions11 differ
Width (with stand)Differs607.7 mm894.9 mm
Depth (with stand)Differs251.9 mm293.5 mm
Height (with stand)Differs555.3 mm579.7 mm
Weight (with stand)Differs10.6 kg11.5 kg
Width (without stand)Differs607.7 mm894.9 mm
Depth (without stand)Differs82.4 mm130.1 mm
Height (without stand)Differs356 mm399.4 mm
Weight (without stand)Differs6.3 kg7.9 kg
Bezel width (side)Differs5.5 mm1.03 cm
Bezel width (top)Differs5.5 mm1.1 cm
Bezel width (bottom)Differs1.49 cm2.19 cm
Packaging data4 differ
Package widthDiffers259.1 mm321.1 mm
Package depthDiffers741.9 mm1042.9 mm
Package heightDiffers524 mm545.1 mm
Package weightDiffers15.5 kg19.3 kg
USB cable lengthKnown for one1.8 m
Packaging contentidentical
Stand includedKnown for oneYes
Cables includedKnown for oneAC, DisplayPort, DisplayPort to Mini DisplayPort, USB
Quick start guideKnown for oneYes
DisplayPort cable lengthKnown for one1.8 m
Other featuresidentical
On/off switchKnown for oneYes
Heavy metals freeKnown for oneHg (mercury)
Ethernet LAN (RJ-45) ports00
Logistics dataidentical
Harmonized System (HS) code8528521085285210

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.

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