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Product comparison · 2 data projectors

Acer HL1820 DLP UHD 4K (3840x2160) 3D White vs BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White

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  • 31specifications compared
  • 14differ
  • 17identical
  • 48known for one product only

Key differences

The BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White has 1 more HDMI ports quantity than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (3 vs 2). The BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White has 1.6 kg more weight than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (4.5 kg vs 2.9 kg). The BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White has 57.8 mm more width than the Acer HL1820 DLP UHD 4K (3840x2160) 3D White (343.8 mm vs 286 mm). Only the BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White has full HD. Projector native resolution: UHD 4K (3840x2160) on the Acer HL1820 DLP UHD 4K (3840x2160) 3D White, 1080p (1920x1080) on the BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White.

  • Projector native resolution
    • UHD 4K (3840x2160)
    • 1080p (1920x1080)
  • Horizontal scan range
    • 15 - 135 kHz
    • 15 - 155 kHz
  • Vertical scan range
    • 24 - 240 Hz
    • 23 - 120 Hz
  • Keystone correction, horizontal
    • +/- 30°
    • -40 - 40°
  • Keystone correction, vertical
    • +/- 30°
    • -40 - 40°
  • Zoom ratio
    • 1:1.62
    • 1.3:1
  • Full HD
    • No
    • Yes
  • HDMI ports quantity
    • 2
    • 3

Side by side

Differences highlightedShow differences only
79 specifications
A

Acer

HL1820 DLP UHD 4K (3840x2160) 3D White

Model HL1820

View product
B

BenQ

LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White

Model LH660

View product
Projector5 differ
Projector brightnessKnown for one4600 ANSI lumens
Projection technologyDLPDLP
Projector native resolutionDiffersUHD 4K (3840x2160)1080p (1920x1080)
Contrast ratio (typical)Known for one3000000:1
Native aspect ratio16:916:9
Number of colours1.07 billion colours1.07 billion colours
Horizontal scan rangeDiffers15 - 135 kHz15 - 155 kHz
Vertical scan rangeDiffers24 - 240 Hz23 - 120 Hz
Keystone correction, horizontalDiffers+/- 30°-40 - 40°
Keystone correction, verticalDiffers+/- 30°-40 - 40°
Supported aspect ratiosKnown for one16:9, 4:3
Screen size compatibilityKnown for one762 - 7620 mm (30 - 300")
Projection distanceKnown for one0.9 - 4.6 m
UniformityKnown for one80%
Light sourceidentical
Light source typeLaserLaser
Service life of light source20000 h20000 h
Service life of light source (economic mode)30000 h30000 h
Lens system1 differ
Focal length rangeKnown for one16.88 - 21.88 mm
Aperture range (F-F)Known for one2.59 - 2.87
Zoom capabilityYesYes
Zoom ratioDiffers1:1.621.3:1
Throw ratioKnown for one1.15 - 1.5
OffsetKnown for one105.75%
FocusKnown for oneManual
Video1 differ
Full HDDiffersNoYes
3DYesYes
Supported graphics resolutionsKnown for one640 x 480 (VGA), 3840 x 2160
Supported video modesKnown for one1080p
Ports & interfaces1 differ
VGA (D-Sub) ports quantity00
HDMI ports quantityDiffers23
HDMI versionKnown for one2.0
USB 2.0 Type-A ports quantityKnown for one2
Audio (L/R) out11
Serial interface typeKnown for oneRS-232
IR input ports quantityKnown for one1
Component video (YPbPr/YCbCr) inKnown for one0
Composite video inKnown for one0
DVI portKnown for oneNo
Audio (L/R) inKnown for one1
Networkidentical
Ethernet LANKnown for oneYes
Ethernet LAN (RJ-45) portsKnown for one1
Featuresidentical
Noise levelKnown for one34 dB
Noise level (economic mode)29 dB29 dB
HDCPKnown for oneYes
Preset modesKnown for oneBright, Infographic, Presentation, Spreadsheet
Country of originKnown for oneChina
High Dynamic Range (HDR) supportedKnown for oneYes
High Dynamic Range (HDR) technologyKnown for oneHigh Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)
Projection modesKnown for oneCeiling, Front, Rear
Multimediaidentical
Built-in speaker(s)YesYes
Number of built-in speakers11
RMS rated power15 W15 W
Design1 differ
Product typeKnown for oneStandard throw projector
Market positioningDiffersHome cinemaBusiness
Product colourWhiteWhite
Cable lock slotKnown for oneYes
Cable lock slot typeKnown for oneKensington
Displayidentical
Built-in displayNoNo
Poweridentical
Power sourceACAC
Power consumption (typical)Known for one310 W
Power consumption (standby)Known for one0.5 W
AC input voltageKnown for one100-240 V
AC input frequencyKnown for one50/60 Hz
Auto power offKnown for oneYes
Cord lengthKnown for one1.8 m
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Weight & dimensions4 differ
WeightDiffers2.9 kg4.5 kg
WidthDiffers286 mm343.8 mm
DepthDiffers216 mm256 mm
HeightDiffers115.5 mm136 mm
Package widthKnown for one414 mm
Package depthKnown for one560 mm
Package heightKnown for one297 mm
Package weightKnown for one8.1 kg
Packaging content1 differ
Remote control includedKnown for oneYes
Cables includedDiffersHDMIAC
ManualKnown for oneYes
Carrying caseKnown for oneYes
Logistics dataidentical
Quantity per packKnown for one1 pc(s)

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