Product comparison · 2 data projectors

BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black vs Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black

33specifications compared
19differ
14identical
37known for one product only

Key differences

The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 13,000 ANSI lumens more projector brightness than the BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black (17000 ANSI lumens vs 4000 ANSI lumens). The BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black has 1 more USB 2.0 Type-A ports quantity than the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black (2 vs 1). The Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black has 13 dB more noise level than the BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black (43 dB vs 30 dB). Projection technology: DLP on the BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black, 3LCD on the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black. Projector native resolution: WXGA (1280x800) on the BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black, WUXGA (1920x1200) on the Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black.

Projector brightness
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:4000 ANSI lumens
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:17000 ANSI lumens
Projection technology
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:DLP
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:3LCD
Projector native resolution
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:WXGA (1280x800)
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:WUXGA (1920x1200)
Native aspect ratio
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:16:9
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:16:10
Horizontal scan range
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:15 - 135 kHz
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:15 - 153 kHz
Vertical scan range
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:23 - 240 Hz
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:24 - 120 Hz
Keystone correction, horizontal
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:30°
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:-40 - 40°
Keystone correction, vertical
- LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black:30°
- A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black:-30 - 30°

Side by side

Differences highlightedShow differences only

Comparison of LW830ST, A175U-B
70 specifications	A BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black Model LW830ST View product	B Sharp A175U-B Standard throw projector 17000 ANSI lumens 3LCD WUXGA (1920x1200) Black Model A175U-B View product
Projector8 differ
Projector brightnessDiffers	4000 ANSI lumens	17000 ANSI lumens
Projection technologyDiffers	DLP	3LCD
Projector native resolutionDiffers	WXGA (1280x800)	WUXGA (1920x1200)
Contrast ratio (typical)	3000000:1	3000000:1
Native aspect ratioDiffers	16:9	16:10
Smart projectorKnown for one	No	Unknown — not stated by the source
Number of coloursKnown for one	1.07 billion colours	Unknown — not stated by the source
Horizontal scan rangeDiffers	15 - 135 kHz	15 - 153 kHz
Vertical scan rangeDiffers	23 - 240 Hz	24 - 120 Hz
Colour gamutKnown for one	93%	Unknown — not stated by the source
Keystone correction, horizontalDiffers	30°	-40 - 40°
Keystone correction, verticalDiffers	30°	-30 - 30°
Supported aspect ratiosKnown for one	Unknown — not stated by the source	16:10
Screen size compatibilityKnown for one	Unknown — not stated by the source	1524 - 12700 mm (60 - 500")
Projection distanceKnown for one	Unknown — not stated by the source	0.68 - 80.77 m
Light sourceidentical
Light source type	Laser	Laser
Service life of light source	20000 h	20000 h
Service life of light source (economic mode)Known for one	30000 h	Unknown — not stated by the source
Lens systemidentical
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom typeKnown for one	Fixed	Unknown — not stated by the source
Throw ratioKnown for one	0.521	Unknown — not stated by the source
OffsetKnown for one	112%	Unknown — not stated by the source
FocusKnown for one	Unknown — not stated by the source	Motorized
Horizontal lens shift rangeKnown for one	Unknown — not stated by the source	-25 - 25%
Vertical lens shift rangeKnown for one	Unknown — not stated by the source	-65 - 65%
Videoidentical
Full HDKnown for one	Yes	Unknown — not stated by the source
3DKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces1 differ
HDMI ports quantity	2	2
USB 2.0 Type-A ports quantityDiffers	2	1
Serial interface type	RS-232	RS-232
PC Audio outKnown for one	Yes	Unknown — not stated by the source
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	2
3G-SDI inputKnown for one	Unknown — not stated by the source	1
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN (RJ-45) ports	1	1
Wi-FiKnown for one	No	Unknown — not stated by the source
Features2 differ
InteractiveKnown for one	No	Unknown — not stated by the source
Noise levelDiffers	30 dB	43 dB
Noise level (economic mode)Differs	24 dB	37 dB
International Protection (IP) codeKnown for one	IP6X	Unknown — not stated by the source
HDCPKnown for one	Unknown — not stated by the source	Yes
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
RMS rated powerKnown for one	15 W	Unknown — not stated by the source
Design1 differ
Product typeDiffers	Short throw projector	Standard throw projector
Market positioningKnown for one	Business	Unknown — not stated by the source
Product colour	Black	Black
PlacementKnown for one	Ceiling, Desktop	Unknown — not stated by the source
Displayidentical
Built-in display	No	No
Power2 differ
Power source	AC	AC
Power consumption (typical)Differs	230 W	990 W
Power consumption (standby)	0.5 W	0.5 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequencyDiffers	50/60 Hz	50 - 60 Hz
Power consumption (economy mode)Known for one	Unknown — not stated by the source	890 W
Operational conditionsidentical
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 50 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	20 - 80%
Weight & dimensions4 differ
WeightDiffers	3.4 kg	28.7 kg
WidthDiffers	279.2 mm	599 mm
DepthDiffers	229.3 mm	490 mm
HeightDiffers	120.5 mm	238 mm
Packaging content1 differ
Remote control included	Yes	Yes
Cables includedDiffers	Power	AC
ManualKnown for one	Yes	Unknown — not stated by the source
Mounting brackets includedKnown for one	Yes	Unknown — not stated by the source
Remote control typeKnown for one	Unknown — not stated by the source	IR
Logistics dataidentical
Quantity per packKnown for one	1 pc(s)	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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