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Product comparison · 2 data projectors

BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black vs Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White

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  • 44specifications compared
  • 21differ
  • 23identical
  • 50known for one product only

Key differences

The BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black has 500 ANSI lumens more projector brightness than the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White (4000 ANSI lumens vs 3500 ANSI lumens). The BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black 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 BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black has 2% more offset than the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White (112% vs 110%). Only the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White has Wi-Fi. Projector native resolution: WXGA (1280x800) on the BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black, UHD 4K (3840x2160) on the Viewsonic LX720-4KB data projector Standard throw projector 3500 ANSI lumens UHD 4K (3840x2160) 3D White.

  • Projector brightness
    • 4000 ANSI lumens
    • 3500 ANSI lumens
  • Projector native resolution
    • WXGA (1280x800)
    • UHD 4K (3840x2160)
  • Contrast ratio (typical)
    • 3000000:1
    • 1200:1
  • Keystone correction, horizontal
    • 30°
    • +-40°
  • Keystone correction, vertical
    • 30°
    • +-40°
  • Throw ratio
    • 0.521
    • 1.125 - 1.463
  • Offset
    • 112%
    • 110%
  • USB 2.0 Type-A ports quantity
    • 2
    • 1

Side by side

Differences highlightedShow differences only
94 specifications
A

BenQ

LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black

Model LW830ST

View product
B

Viewsonic

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

Model LX720-4KB

View product
Projector5 differ
Projector brightnessDiffers4000 ANSI lumens3500 ANSI lumens
Projector native resolutionDiffersWXGA (1280x800)UHD 4K (3840x2160)
Contrast ratio (typical)Differs3000000:11200:1
Native aspect ratio16:916:9
Smart projectorNoNo
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 range15 - 135 kHz15 - 135 kHz
Vertical scan range23 - 240 Hz23 - 240 Hz
Horizontal synchronization (max)Known for one135 kHz
Horizontal synchronization (min)Known for one15 kHz
Keystone correction, horizontalDiffers30°+-40°
Keystone correction, verticalDiffers30°+-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
Colour gamutKnown for one93%
Light sourceidentical
Light source typeLaserLaser
Service life of light source20000 h20000 h
Service life of light source (economic mode)Known for one30000 h
Lens system2 differ
FocusKnown for oneManual
Focal length rangeKnown for one11.9 - 15.5 mm
Aperture range (F-F)Known for one1.94 - 2.12
Zoom capabilityYesYes
Optical zoomKnown for one1.3x
Throw ratioDiffers0.5211.125 - 1.463
OffsetDiffers112%110%
Zoom typeKnown for oneFixed
Videoidentical
Full HDYesYes
3DYesYes
Supported graphics resolutionsKnown for one640 x 480 (VGA), 3840 x 2160
Supported video modesKnown for one480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
Ports & interfaces1 differ
VGA (D-Sub) ports quantityKnown for one0
HDMI ports quantity22
HDMI connector typeKnown for oneFull-size
HDMI versionKnown for one2.0
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 outYesYes
Audio Return Channel (ARC)Known for oneYes
Network1 differ
Smart TVKnown for oneYes
Wi-FiDiffersNoYes
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
Features2 differ
Noise levelDiffers30 dB32 dB
Noise level (economic mode)Differs24 dB26 dB
HDCPKnown for oneYes
On Screen Display (OSD)Known for oneYes
On Screen Display (OSD) languagesKnown for oneMulti
HDCP versionKnown for one2.2
High Dynamic Range (HDR) supportedKnown for oneYes
High Dynamic Range (HDR) technologyKnown for oneHybrid Log-Gamma (HLG)
Video appsKnown for oneDisney+, Netflix, Roku Channel, YouTube
InteractiveKnown for oneNo
International Protection (IP) codeKnown for oneIP6X
Multimedia1 differ
Built-in speaker(s)YesYes
RMS rated powerDiffers15 W10 W
Number of built-in speakersKnown for one1
Design3 differ
Product typeDiffersShort throw projectorStandard throw projector
Market positioningDiffersBusinessHome cinema
Product colourDiffersBlackWhite
Cable lock slotKnown for oneYes
PlacementKnown for oneCeiling, Desktop
Displayidentical
Built-in displayNoNo
Power1 differ
Power sourceACAC
Power consumption (typical)Differs230 W212 W
Power consumption (standby)0.5 W0.5 W
AC input voltage100 - 240 V100 - 240 V
AC input frequency50/60 Hz50/60 Hz
Operational conditionsidentical
Operating temperature (T-T)0 - 40 °C0 - 40 °C
Weight & dimensions4 differ
WeightDiffers3.4 kg3.5 kg
WidthDiffers279.2 mm312 mm
DepthDiffers229.3 mm234 mm
HeightDiffers120.5 mm104 mm
Package widthKnown for one415 mm
Package depthKnown for one168 mm
Package heightKnown for one297 mm
Package weightKnown for one4.6 kg
Packaging content1 differ
Remote control includedYesYes
Cables includedDiffersPowerAC
ManualYesYes
Mounting brackets includedKnown for oneYes
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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