Product comparison · 2 data projectors

BenQ LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White vs BenQ LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White

62specifications compared
10differ
52identical
6known for one product only

Key differences

Projector brightness
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:4000 ANSI lumens
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:5000 ANSI lumens
Horizontal scan range
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:15 - 102 kHz
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:15 - 135 kHz
Focal length range
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:16.901 - 21.6076 mm
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:20.911 - 32.624 mm
Aperture range (F-F)
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:2.43 - 2.78
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:2.5 - 3.26
Zoom ratio
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.3:1
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.6:1
Throw ratio
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.13 - 1.47
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:1.4~2.24
Serial interface type
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:RJ-45, RS-232
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:RS-232
Noise level
- LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White:32 dB
- LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White:34 dB

Side by side

Differences highlightedShow differences only

Comparison of LH655, LH740
68 specifications	A BenQ LH655 Standard throw projector 4000 ANSI lumens DLP 1080p (1920x1080) 3D White Model LH655 View product	B BenQ LH740 Standard throw projector 5000 ANSI lumens DLP 1080p (1920x1080) 3D White Model LH740 View product
Projector2 differ
Projector brightnessDiffers	4000 ANSI lumens	5000 ANSI lumens
Smart projectorKnown for one	No	Unknown — not stated by the source
Screen size compatibilityKnown for one	0 - 2540 mm (0 - 100")	Unknown — not stated by the source
Horizontal scan rangeDiffers	15 - 102 kHz	15 - 135 kHz
Lens system4 differ
Focal length rangeDiffers	16.901 - 21.6076 mm	20.911 - 32.624 mm
Aperture range (F-F)Differs	2.43 - 2.78	2.5 - 3.26
Zoom ratioDiffers	1.3:1	1.6:1
Throw ratioDiffers	1.13 - 1.47	1.4~2.24
Videoidentical
Analog signal format systemKnown for one	Not supported	Unknown — not stated by the source
Ports & interfaces1 differ
Audio (L/R) inKnown for one	1	Unknown — not stated by the source
Serial interface typeDiffers	RJ-45, RS-232	RS-232
USB 2.0 Type-A ports quantityKnown for one	Unknown — not stated by the source	2
Features1 differ
Noise levelDiffers	32 dB	34 dB
Power1 differ
Power consumption (typical)Differs	175 W	210 W
Cord lengthKnown for one	1.8 m	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	3.1 kg	3.3 kg

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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