Product comparison · 2 data projectors

Epson EB-1840W vs Epson EB-420

60specifications compared
36differ
24identical
14known for one product only

Key differences

Projector native resolution
- EB-1840W:WXGA (1366x768)
- EB-420:XGA (1024x768)
Contrast ratio (typical)
- EB-1840W:2500:1
- EB-420:3000:1
Projection distance
- EB-1840W:1.79 - 2.92 m
- EB-420:0.97 - 2.2 m
Service life of light source
- EB-1840W:4000 h
- EB-420:5000 h
Service life of light source (economic mode)
- EB-1840W:3000 h
- EB-420:6000 h
Lamp power
- EB-1840W:275 W
- EB-420:200 W
Focal length range
- EB-1840W:18.2 - 29.2 mm
- EB-420:6.48 mm
Offset
- EB-1840W:10:0
- EB-420:12.80:1

Side by side

Differences highlightedShow differences only

Comparison of EB-1840W, EB-420
74 specifications	A Epson EB-1840W Model EB-1840W View product	B Epson EB-420 Model EB-420 View product
Projector4 differ
Projector native resolutionDiffers	WXGA (1366x768)	XGA (1024x768)
Contrast ratio (typical)Differs	2500:1	3000:1
Screen size compatibilityDiffers	736.6 - 7112 mm (29 - 280")	939.8 - 2743.2 mm (37 - 108")
Projection distanceDiffers	1.79 - 2.92 m	0.97 - 2.2 m
Number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	30°	Unknown — not stated by the source
Keystone correction, verticalKnown for one	30°	Unknown — not stated by the source
Projector brightnessKnown for one	Unknown — not stated by the source	2500 ANSI lumens
Projector brightness (economic mode)Known for one	Unknown — not stated by the source	2500 ANSI lumens
Light source3 differ
Service life of light sourceDiffers	4000 h	5000 h
Service life of light source (economic mode)Differs	3000 h	6000 h
Lamp powerDiffers	275 W	200 W
Lens system2 differ
Focal length rangeDiffers	18.2 - 29.2 mm	6.48 mm
Digital zoomKnown for one	1.6x	Unknown — not stated by the source
Throw ratioKnown for one	1.38 - 2.24:1	Unknown — not stated by the source
OffsetDiffers	10:0	12.80:1
Video1 differ
Full HDDiffers	No	Yes
Ports & interfaces4 differ
HDMI ports quantityDiffers	0	1
Component video (YPbPr/YCbCr) inDiffers	0	2
USB 2.0 ports quantityDiffers	2	1
Headphone outputsDiffers	2	1
Serial interface typeKnown for one	RS-232	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	2
Network2 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsDiffers	0	1
Features2 differ
Noise levelDiffers	39 dB	35 dB
Noise level (economic mode)Differs	35 dB	28 dB
Multimedia1 differ
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
RMS rated powerDiffers	5 W	16 W
Designidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Power3 differ
Power consumption (typical)Differs	365 W	283 W
Power consumption (standby)Differs	0.33 W	0.39 W
Power consumption (PowerSave)Differs	289 W	237 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Weight & dimensions5 differ
WeightDiffers	3.3 kg	3.8 kg
Package widthDiffers	355 mm	373 mm
Package depthDiffers	485 mm	420 mm
Package heightDiffers	175 mm	275 mm
Package weightDiffers	5 kg	5.74 kg
Packaging content1 differ
Remote control includedDiffers	Yes	No
Logistics data5 differ
Pallet gross heightDiffers	2.25 m	2.06 m
Pallet height (UK)Differs	2.25 m	2.06 m
Products per palletDiffers	48 pc(s)	35 pc(s)
Products per pallet (UK)Differs	72 pc(s)	42 pc(s)
Products per pallet layerDiffers	4 pc(s)	5 pc(s)
Other features3 differ
Aspect ratioDiffers	16:10	4:3
Dimensions (WxDxH)Differs	345 x 263 x 93 mm	345 x 277 x 105 mm
RS-232 portsDiffers	1	0

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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