Product comparison · 2 data projectors

BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black vs BenQ TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White

38specifications compared
24differ
14identical
35known for one product only

Key differences

Projector brightness
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:4000 ANSI lumens
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:3800 ANSI lumens
Projector native resolution
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:WXGA (1280x800)
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:1080p (1920x1080)
Contrast ratio (typical)
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:3000000:1
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:15000:1
Horizontal scan range
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:15 - 135 kHz
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:15 - 102 kHz
Vertical scan range
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:23 - 240 Hz
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:24 - 120 Hz
Keystone correction, vertical
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:30°
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:±40°
Light source type
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:Laser
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:Lamp
Service life of light source
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:20000 h
- TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White:6000 h

Side by side

Differences highlightedShow differences only

Comparison of LW830ST, TH575i
73 specifications	A BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black Model LW830ST View product	B BenQ TH575i Standard throw projector 3800 ANSI lumens DLP 1080p (1920x1080) 3D White Model TH575i View product
Projector6 differ
Projector brightnessDiffers	4000 ANSI lumens	3800 ANSI lumens
Projector native resolutionDiffers	WXGA (1280x800)	1080p (1920x1080)
Contrast ratio (typical)Differs	3000000:1	15000:1
Screen size compatibilityKnown for one	Unknown — not stated by the source	2540 - 3810 mm (100 - 150")
Horizontal scan rangeDiffers	15 - 135 kHz	15 - 102 kHz
Vertical scan rangeDiffers	23 - 240 Hz	24 - 120 Hz
Keystone correction, verticalDiffers	30°	±40°
Smart projectorKnown for one	No	Unknown — not stated by the source
Colour gamutKnown for one	93%	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	30°	Unknown — not stated by the source
Light source3 differ
Light source typeDiffers	Laser	Lamp
Service life of light sourceDiffers	20000 h	6000 h
Service life of light source (economic mode)Differs	30000 h	10000 h
Lens system2 differ
FocusKnown for one	Unknown — not stated by the source	Manual
Focal length rangeKnown for one	Unknown — not stated by the source	2.56 - 2.68 mm
Zoom ratioKnown for one	Unknown — not stated by the source	1.1:1
Throw ratioDiffers	0.521	1.49 - 1.64
OffsetDiffers	112%	108%
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom typeKnown for one	Fixed	Unknown — not stated by the source
Videoidentical
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	640 x 480 (VGA), 1920 x 1200 (WUXGA)
Video colour modesKnown for one	Unknown — not stated by the source	Bright cinema, Cinema, Game, Living room, Sports
Ports & interfaces1 differ
HDMI ports quantityDiffers	2	1
HDMI versionKnown for one	Unknown — not stated by the source	1.4a
DVI portKnown for one	Unknown — not stated by the source	No
Mini-USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Audio (L/R) outKnown for one	Unknown — not stated by the source	1
USB 2.0 Type-A ports quantityKnown for one	2	Unknown — not stated by the source
PC Audio outKnown for one	Yes	Unknown — not stated by the source
Features2 differ
Noise levelDiffers	30 dB	34 dB
Noise level (economic mode)Differs	24 dB	29 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
InteractiveKnown for one	No	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP6X	Unknown — not stated by the source
Multimedia1 differ
RMS rated powerDiffers	15 W	10 W
Design3 differ
Product typeDiffers	Short throw projector	Standard throw projector
Market positioningDiffers	Business	Home cinema
Product colourDiffers	Black	White
PlacementKnown for one	Ceiling, Desktop	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	230 W	295 W
AC input frequencyDiffers	50/60 Hz	50 - 60 Hz
Cord lengthKnown for one	Unknown — not stated by the source	1.8 m
Power consumption (standby)Known for one	0.5 W	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	3.4 kg	2.3 kg
WidthDiffers	279.2 mm	296 mm
DepthDiffers	229.3 mm	236.8 mm
HeightDiffers	120.5 mm	120 mm
Package widthKnown for one	Unknown — not stated by the source	170 mm
Package depthKnown for one	Unknown — not stated by the source	410 mm
Package heightKnown for one	Unknown — not stated by the source	340 mm
Package weightKnown for one	Unknown — not stated by the source	3.7 kg
Packaging contentidentical
Batteries includedKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Mounting brackets includedKnown for one	Yes	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Displayidentical
Built-in displayKnown for one	No	Unknown — not stated by the source

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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