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Product comparison · 2 data projectors

BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White vs Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White

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  • 55specifications compared
  • 28differ
  • 27identical
  • 41known for one product only

Key differences

The BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White has 1,100 ANSI lumens more projector brightness than the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White (4600 ANSI lumens vs 3500 ANSI lumens). The BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White has 2,998,800 :1 more contrast ratio (typical) than the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White (3000000:1 vs 1200:1). The Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White has 4.25% more offset than the BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White (110% vs 105.75%). Projector native resolution: 1080p (1920x1080) on the BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White, UHD 4K (3840x2160) on the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White. Horizontal scan range: 15 - 155 kHz on the BenQ LH660 Standard throw projector 4600 ANSI lumens DLP 1080p (1920x1080) 3D White, 15 - 135 kHz on the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White.

  • Projector brightness
    • 4600 ANSI lumens
    • 3500 ANSI lumens
  • Projector native resolution
    • 1080p (1920x1080)
    • UHD 4K (3840x2160)
  • Contrast ratio (typical)
    • 3000000:1
    • 1200:1
  • Horizontal scan range
    • 15 - 155 kHz
    • 15 - 135 kHz
  • Vertical scan range
    • 23 - 120 Hz
    • 23 - 240 Hz
  • Keystone correction, horizontal
    • -40 - 40°
    • +-40°
  • Keystone correction, vertical
    • -40 - 40°
    • +-40°
  • Focal length range
    • 16.88 - 21.88 mm
    • 11.9 - 15.5 mm

Side by side

Differences highlightedShow differences only
96 specifications
A

BenQ

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

Model LH660

View product
B

Viewsonic

LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White

Model LX720-4KB

View product
Projector7 differ
Projector brightnessDiffers4600 ANSI lumens3500 ANSI lumens
Projector native resolutionDiffers1080p (1920x1080)UHD 4K (3840x2160)
Contrast ratio (typical)Differs3000000:11200:1
Native aspect ratio16:916:9
Smart projectorKnown for oneNo
Screen size compatibilityKnown for one1524 - 7620 mm (60 - 300")
Projection distanceKnown for one1.49 - 9.72 m
Number of colours1.07 billion colours1.07 billion colours
Horizontal scan rangeDiffers15 - 155 kHz15 - 135 kHz
Vertical scan rangeDiffers23 - 120 Hz23 - 240 Hz
Horizontal synchronization (max)Known for one135 kHz
Horizontal synchronization (min)Known for one15 kHz
Keystone correction, horizontalDiffers-40 - 40°+-40°
Keystone correction, verticalDiffers-40 - 40°+-40°
Matrix sizeKnown for one1.19 cm (0.47")
Vertical synchronization (max)Known for one0.24 kHz
Vertical synchronization (min)Known for one0.023 kHz
Screen size (max)Known for one7.62 m (300")
Projection technologyKnown for oneDLP
Light sourceidentical
Light source typeLaserLaser
Service life of light source20000 h20000 h
Service life of light source (economic mode)Known for one30000 h
Lens system4 differ
FocusKnown for oneManual
Focal length rangeDiffers16.88 - 21.88 mm11.9 - 15.5 mm
Aperture range (F-F)Differs2.59 - 2.871.94 - 2.12
Zoom capabilityYesYes
Optical zoomKnown for one1.3x
Throw ratioDiffers1.15 - 1.51.125 - 1.463
OffsetDiffers105.75%110%
Zoom ratioKnown for one1.3:1
Video1 differ
Full HDYesYes
3DYesYes
Supported graphics resolutions640 x 480 (VGA), 3840 x 2160640 x 480 (VGA), 3840 x 2160
Supported video modesDiffers1080p480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Ports & interfaces2 differ
VGA (D-Sub) ports quantity00
HDMI ports quantityDiffers32
HDMI connector typeKnown for oneFull-size
HDMI version2.02.0
Component video (YPbPr/YCbCr) inKnown for one0
Composite video inKnown for one0
DVI portKnown for oneNo
USB 2.0 Type-A ports quantityDiffers21
Audio (L/R) inKnown for one0
Serial interface typeRS-232RS-232
PC Audio outKnown for oneYes
Audio Return Channel (ARC)Known for oneYes
Audio (L/R) outKnown for one1
IR input ports quantityKnown for one1
Networkidentical
Smart TVKnown for oneYes
Wi-FiKnown for oneYes
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.0
Ethernet LANKnown for oneYes
Ethernet LAN (RJ-45) portsKnown for one1
Storageidentical
Internal storage capacityKnown for one8 GB
Features3 differ
Noise levelDiffers34 dB32 dB
Noise level (economic mode)Differs29 dB26 dB
HDCPYesYes
On Screen Display (OSD)Known for oneYes
On Screen Display (OSD) languagesKnown for oneMulti
HDCP versionKnown for one2.2
High Dynamic Range (HDR) supportedYesYes
High Dynamic Range (HDR) technologyDiffersHigh Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)Hybrid Log-Gamma (HLG)
Video appsKnown for oneDisney+, Netflix, Roku Channel, YouTube
Preset modesKnown for oneBright, Infographic, Presentation, Spreadsheet
Country of originKnown for oneChina
Multimedia1 differ
Built-in speaker(s)YesYes
RMS rated powerDiffers15 W10 W
Number of built-in speakersKnown for one1
Design1 differ
Product typeStandard throw projectorStandard throw projector
Market positioningDiffersBusinessHome cinema
Product colourWhiteWhite
Cable lock slotYesYes
Cable lock slot typeKnown for oneKensington
Displayidentical
Built-in displayNoNo
Power2 differ
Power sourceACAC
Power consumption (typical)Differs310 W212 W
Power consumption (standby)0.5 W0.5 W
AC input voltageDiffers100-240 V100 - 240 V
AC input frequency50/60 Hz50/60 Hz
Auto power offKnown for oneYes
Cord lengthKnown for one1.8 m
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Weight & dimensions7 differ
WeightDiffers4.5 kg3.5 kg
WidthDiffers343.8 mm312 mm
DepthDiffers256 mm234 mm
HeightDiffers136 mm104 mm
Package widthDiffers414 mm415 mm
Package depthDiffers560 mm168 mm
Package height297 mm297 mm
Package weightDiffers8.1 kg4.6 kg
Packaging contentidentical
Remote control includedYesYes
Cables includedACAC
ManualYesYes
Technical detailsidentical
Image lag timeKnown for one1 ms
Logistics dataidentical
Quantity per pack1 pc(s)1 pc(s)

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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