Product comparison · 2 data projectors

Epson PowerLite Home Cinema 400 vs NEC VT490 LCD Projector

16specifications compared
12differ
4identical
22known for one product only

Key differences

Projector brightness
- PowerLite Home Cinema 400:1500 ANSI lumens
- VT490 LCD Projector:2000 ANSI lumens
Projector native resolution
- PowerLite Home Cinema 400:WXGA (1280x720)
- VT490 LCD Projector:SVGA (800x600)
Contrast ratio (typical)
- PowerLite Home Cinema 400:5000:1
- VT490 LCD Projector:600:1
Service life of light source
- PowerLite Home Cinema 400:3000 h
- VT490 LCD Projector:2000 h
Lamp power
- PowerLite Home Cinema 400:170 W
- VT490 LCD Projector:190 W
Focal length range
- PowerLite Home Cinema 400:21.4 - 31.7 mm
- VT490 LCD Projector:1.5 - 1.8 mm
VGA (D-Sub) ports quantity
- PowerLite Home Cinema 400:1
- VT490 LCD Projector:2
Power consumption (typical)
- PowerLite Home Cinema 400:245 W
- VT490 LCD Projector:255 W

Side by side

Differences highlightedShow differences only

Comparison of PowerLite Home Cinema 400, VT490 LCD Projector
38 specifications	A Epson PowerLite Home Cinema 400 View product	B NEC VT490 LCD Projector View product
Projector3 differ
Projector brightnessDiffers	1500 ANSI lumens	2000 ANSI lumens
Projection technology	LCD	LCD
Projector native resolutionDiffers	WXGA (1280x720)	SVGA (800x600)
Contrast ratio (typical)Differs	5000:1	600:1
Screen size compatibilityKnown for one	762 - 7620 mm (30 - 300")	Unknown — not stated by the source
UniformityKnown for one	85%	Unknown — not stated by the source
Horizontal scan rangeKnown for one	15 - 92 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	50 - 85 Hz	Unknown — not stated by the source
Keystone correction, verticalKnown for one	-15 - 15°	Unknown — not stated by the source
Light source2 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	3000 h	2000 h
Lamp typeKnown for one	UHE	Unknown — not stated by the source
Lamp powerDiffers	170 W	190 W
Lens system1 differ
FocusKnown for one	Manual	Unknown — not stated by the source
Focal length rangeDiffers	21.4 - 31.7 mm	1.5 - 1.8 mm
Ports & interfaces1 differ
VGA (D-Sub) ports quantityDiffers	1	2
HDMI ports quantityKnown for one	1	Unknown — not stated by the source
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
Microphone inKnown for one	Unknown — not stated by the source	Yes
Serial interface typeKnown for one	Unknown — not stated by the source	RS-232
Featuresidentical
Noise levelKnown for one	32 dB	Unknown — not stated by the source
Dot clock scanning frequencyKnown for one	110 MHz	Unknown — not stated by the source
Designidentical
Market positioningKnown for one	Home cinema	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	245 W	255 W
Power consumption (standby)Differs	4 W	9 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	5.2 kg	2.9 kg
Packaging contentidentical
Remote control includedKnown for one	Yes	Unknown — not stated by the source
Other features2 differ
Aspect ratioKnown for one	16:9	Unknown — not stated by the source
Dimensions (WxDxH)Differs	310 x 406.4 x 124.5 mm	309 x 112 x 258 mm
InterfaceKnown for one	RS-232c, Mini D-sub 9 pin	Unknown — not stated by the source
Lens systemKnown for one	F=2.1 - 2.8	Unknown — not stated by the source
Power requirementsDiffers	100-240 VAC ±10%, 50/60Hz, 2.7 - 1.2A	100-240 V; 50/60 Hz
Tilt angle rangeKnown for one	0 - 2.1°	Unknown — not stated by the source
RS-232 portsKnown for one	Unknown — not stated by the source	1
Videoidentical
Analog signal format systemKnown for one	Unknown — not stated by the source	NTSC, PAL, SECAM

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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