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Product comparison · 2 monitors

Dahua Technology LM27-A221Y computer monitor vs Dahua Technology LM30-E330CW computer monitor

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  • 78specifications compared
  • 39differ
  • 39identical
  • 23known for one product only

Key differences

  • Display diagonal
    • 68.6 cm (27")
    • 76.2 cm (30")
  • Display resolution
    • 1920 x 1080 pixels
    • 2560 x 1080 pixels
  • Native aspect ratio
    • 16:9
    • 21:9
  • Display technology
    • LED
    • LCD
  • HD type
    • Full HD
    • WFHD
  • Panel type
    • IPS
    • VA
  • Screen shape
    • Flat
    • Curved
  • Supported graphics resolutions
    • 1920 x 1080 (HD 1080)
    • 2560 x 1080

Side by side

Differences highlightedShow differences only
101 specifications
A

Dahua Technology

LM27-A221Y computer monitor

Model LM27-A221Y

View product
B

Dahua Technology

LM30-E330CW computer monitor

Model LM30-E330CW

View product
Display13 differ
Display diagonalDiffers68.6 cm (27")76.2 cm (30")
Display resolutionDiffers1920 x 1080 pixels2560 x 1080 pixels
Native aspect ratioDiffers16:921:9
Display technologyDiffersLEDLCD
TouchscreenNoNo
HD typeDiffersFull HDWFHD
Panel typeDiffersIPSVA
LED backlightYesYes
Backlight typeEdge LEDEdge LED
Display brightness (typical)250 cd/m²250 cd/m²
Response time (MPRT)1 ms1 ms
Screen shapeDiffersFlatCurved
Supported graphics resolutionsDiffers1920 x 1080 (HD 1080)2560 x 1080
Supported video modes1080p1080p
Contrast ratio (typical)Differs1200:13000:1
Maximum refresh rateDiffers144 Hz200 Hz
Viewing angle, horizontal178°178°
Viewing angle, vertical178°178°
Pixel pitchKnown for one0.3114 x 0.3114 mm
Pixel densityKnown for one81.59 ppi
Viewable size, horizontalKnown for one59.8 cm
Viewable size, verticalKnown for one33.6 cm
Display diagonal (metric)Differs69 cm76 cm
Haze rate25%25%
Surface hardness3H3H
Colour depthKnown for one6 bit
Colour gamut standardDiffersNTSCNTSC, sRGB
NTSC coverage (typical)Differs72%85%
Screen curvature ratingKnown for one1500R
sRGB coverage (typical)Known for one99%
Performanceidentical
NVIDIA G-SYNCNoNo
AMD FreeSyncNoNo
Flicker-free technologyKnown for oneYes
VESA Adaptive Sync supportKnown for oneYes
Multimediaidentical
Built-in speaker(s)NoNo
Built-in cameraNoNo
Design3 differ
Market positioningDiffersOfficeGaming
Product colourDiffersBlackWhite
Frameless designKnown for oneNo
Housing materialKnown for onePlastic
Detachable standKnown for oneYes
Illuminated standNoNo
Feet colourDiffersBlackWhite
Front bezel colourKnown for oneWhite
Ports & interfaces2 differ
Built-in USB hubNoNo
VGA (D-Sub) ports quantityKnown for one1
HDMIYesYes
HDMI ports quantityDiffers12
HDMI versionDiffers1.42.0
DisplayPorts quantityKnown for one2
DisplayPort versionKnown for one1.4
Headphone outKnown for oneYes
Networkidentical
Wi-FiNoNo
BluetoothNoNo
Ergonomics2 differ
VESA mountingYesYes
Panel mounting interfaceDiffers100 x 100 mm75 x 75 mm
Wall mountableYesYes
Height adjustmentDiffersNoYes
Tilt adjustmentYesYes
Tilt angle range-5 - 20°-5 - 20°
Plug and PlayYesYes
Adjustable height (max)Known for one11.5 cm
SwivellingKnown for oneYes
Swivel angle rangeKnown for one-25 - 25°
Power5 differ
Energy efficiency class (SDR)DiffersDF
Energy efficiency class (HDR)Not availableNot available
Energy consumption (SDR) per 1000 hoursDiffers14.9 kWh25.8 kWh
Power consumption (typical)Differs27.1 W36 W
Power consumption (standby)0.5 W0.5 W
Power consumption (max)Differs28 W40 W
Power consumption (off)0.3 W0.3 W
Input currentDiffers3 A4 A
AC adapter output voltage12 V12 V
Power supply typeExternalExternal
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 - 85%10 - 85%
Storage relative humidity (H-H)5 - 90%5 - 90%
Weight & dimensions9 differ
Width (with stand)Differs615.1 mm701.1 mm
Depth (with stand)Differs189 mm269.3 mm
Height (with stand)Differs455.5 mm536.3 mm
Width (without stand)Differs615.1 mm701.1 mm
Depth (without stand)Differs49.1 mm121.7 mm
Height (without stand)Differs364.1 mm317.6 mm
Weight (without stand)Known for one3.4 kg
Bezel width (side)Differs2.8 mm8.17 mm
Bezel width (top)Differs2.8 mm8.17 mm
Bezel width (bottom)Differs1.82 cm1.87 cm
Weight (with stand)Known for one5.84 kg
Packaging data4 differ
Package widthDiffers678 mm817 mm
Package depthDiffers118 mm450 mm
Package heightDiffers450 mm248 mm
Package weightDiffers4.7 kg8.71 kg
Packaging content1 differ
Cables includedDiffersHDMIDisplayPort
Power adapter includedYesYes
Quick start guideKnown for oneYes
Other featuresidentical
Automatic brightness controlNoNo
Compliance certificatesCE, Electromagnetic Compatibility (EMC), Low Voltage Directive (LVD)CE, Electromagnetic Compatibility (EMC), Low Voltage Directive (LVD)
E-manualYesYes
Technical detailsidentical
Native refresh rate60 Hz60 Hz

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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