Product comparison · 2 data projectors

Epson PowerLite 1730W vs Epson PowerLite 78 Multimedia Projector

24specifications compared
10differ
14identical
18known for one product only

Key differences

Projector brightness
- PowerLite 1730W:3000 ANSI lumens
- PowerLite 78 Multimedia Projector:2200 ANSI lumens
Projector native resolution
- PowerLite 1730W:WXGA (1280x800)
- PowerLite 78 Multimedia Projector:XGA (1024x768)
Keystone correction, vertical
- PowerLite 1730W:30°
- PowerLite 78 Multimedia Projector:-30/30°
Focal length range
- PowerLite 1730W:16.1 - 19.3 mm
- PowerLite 78 Multimedia Projector:18.4 - 22.12 mm
Power consumption (typical)
- PowerLite 1730W:243 W
- PowerLite 78 Multimedia Projector:260 W
Power consumption (standby)
- PowerLite 1730W:4 W
- PowerLite 78 Multimedia Projector:5 W
Weight
- PowerLite 1730W:1.7 kg
- PowerLite 78 Multimedia Projector:2.8 kg
Aspect ratio
- PowerLite 1730W:16:10
- PowerLite 78 Multimedia Projector:4:3

Side by side

Differences highlightedShow differences only

Comparison of PowerLite 1730W, PowerLite 78 Multimedia Projector
42 specifications	A Epson PowerLite 1730W View product	B Epson PowerLite 78 Multimedia Projector View product
Projector3 differ
Projector brightnessDiffers	3000 ANSI lumens	2200 ANSI lumens
Projection technology	LCD	LCD
Projector native resolutionDiffers	WXGA (1280x800)	XGA (1024x768)
Contrast ratio (typical)	2000:1	2000:1
Screen size compatibilityKnown for one	762 - 7620 mm (30 - 300")	Unknown — not stated by the source
Number of colours	16.78 million colours	16.78 million colours
Keystone correction, verticalDiffers	30°	-30/30°
Projection distanceKnown for one	Unknown — not stated by the source	0.84/10.41
Light sourceidentical
Light source type	Lamp	Lamp
Service life of light source	3000 h	3000 h
Service life of light source (economic mode)	4000 h	4000 h
Lamp type	UHE	UHE
Lamp power	170 W	170 W
Lens system1 differ
FocusKnown for one	Manual	Unknown — not stated by the source
Focal length rangeDiffers	16.1 - 19.3 mm	18.4 - 22.12 mm
F-number (relative aperture)Known for one	1.58	Unknown — not stated by the source
Digital zoomKnown for one	Unknown — not stated by the source	1.2x
Ports & interfacesidentical
Component video (YPbPr/YCbCr) inKnown for one	1	Unknown — not stated by the source
Composite video in	1	1
S-Video inputs quantity	1	1
USB 2.0 ports quantity	1	1
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Featuresidentical
Noise levelKnown for one	39 dB	Unknown — not stated by the source
Air filterKnown for one	Yes	Unknown — not stated by the source
Multimediaidentical
Number of built-in speakers	1	1
RMS rated power	1 W	1 W
Designidentical
Market positioningKnown for one	Portable	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	243 W	260 W
Power consumption (standby)Differs	4 W	5 W
Operational conditionsidentical
Operating temperature (T-T)	5 - 35 °C	5 - 35 °C
Weight & dimensions1 differ
WeightDiffers	1.7 kg	2.8 kg
Packaging contentidentical
Remote control includedKnown for one	Yes	Unknown — not stated by the source
Other features3 differ
Aspect ratioDiffers	16:10	4:3
Audio inputKnown for one	1	Unknown — not stated by the source
Dimensions (WxDxH)Differs	284.48 x 200.66 x 71.12 mm	327 x 245 x 92 mm
Power requirementsDiffers	100 – 240 V ±10%, 50/60 Hz AC	100 - 240 V ±10%, 50/60 Hz
Video inKnown for one	NTSC/NTSC4.43/PAL/M-PAL/N-PAL/ PAL60/SECAM SDTV/HDTV	Unknown — not stated by the source
Connectivity technologyKnown for one	Unknown — not stated by the source	Wired
Horizontal resolutionKnown for one	Unknown — not stated by the source	560 lines

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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