Product comparison · 2 data projectors

Epson EMP-1825 incl. Lamp vs NEC NP3151W 4000 ANSI lumens LCD WXGA (1280x800)

18specifications compared
10differ
8identical
47known for one product only

Key differences

Projector brightness
- EMP-1825 incl. Lamp:3500 ANSI lumens
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):4000 ANSI lumens
Projector native resolution
- EMP-1825 incl. Lamp:XGA (1024x768)
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):WXGA (1280x800)
Service life of light source
- EMP-1825 incl. Lamp:3000 h
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):2000 h
Lamp power
- EMP-1825 incl. Lamp:210 W
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):330 W
Focal length range
- EMP-1825 incl. Lamp:24 - 38.2 mm
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):24.4 - 32.5 mm
VGA (D-Sub) ports quantity
- EMP-1825 incl. Lamp:3
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):1
Noise level
- EMP-1825 incl. Lamp:37 dB
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):38 dB
Weight
- EMP-1825 incl. Lamp:3.1 kg
- NP3151W 4000 ANSI lumens LCD WXGA (1280x800):7.5 kg

Side by side

Differences highlightedShow differences only

Comparison of EMP-1825, NP3151W
65 specifications	A Epson EMP-1825 incl. Lamp Model EMP-1825 View product	B NEC NP3151W 4000 ANSI lumens LCD WXGA (1280x800) Model NP3151W View product
Projector2 differ
Projector brightnessDiffers	3500 ANSI lumens	4000 ANSI lumens
Projection technology	LCD	LCD
Projector native resolutionDiffers	XGA (1024x768)	WXGA (1280x800)
Contrast ratio (typical)	500:1	500:1
Screen size compatibilityKnown for one	300	Unknown — not stated by the source
Number of coloursKnown for one	16.78 million colours	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	-30 - 30°	Unknown — not stated by the source
Keystone correction, verticalKnown for one	-45 - 45°	Unknown — not stated by the source
Matrix sizeKnown for one	2.03 cm (0.8")	Unknown — not stated by the source
Projection distanceKnown for one	Unknown — not stated by the source	0.89/20.8
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 108 kHz
Vertical scan rangeKnown for one	Unknown — not stated by the source	48 - 120 Hz
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	210 W	330 W
Lens system1 differ
FocusKnown for one	Manual	Unknown — not stated by the source
Focal length rangeDiffers	24 - 38.2 mm	24.4 - 32.5 mm
Ports & interfaces1 differ
VGA (D-Sub) ports quantityDiffers	3	1
S-Video inputs quantity	1	1
Serial interface type	RS-232	RS-232
Component video (YPbPr/YCbCr) inKnown for one	Unknown — not stated by the source	3
Composite video inKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Unknown — not stated by the source	Yes
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	1
PC Audio inKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN (RJ-45) ports	1	1
Features1 differ
Noise levelDiffers	37 dB	38 dB
Country of originKnown for one	China	Unknown — not stated by the source
Plug and Play	Yes	Yes
CertificationKnown for one	Unknown — not stated by the source	CE; TÜV GS; RoHS
Multimediaidentical
RMS rated powerKnown for one	5 W	Unknown — not stated by the source
Designidentical
Market positioningKnown for one	Home cinema	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	286 W	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	5 - 35 °C	Unknown — not stated by the source
Weight & dimensions1 differ
WeightDiffers	3.1 kg	7.5 kg
Package widthKnown for one	390 mm	Unknown — not stated by the source
Package depthKnown for one	665 mm	Unknown — not stated by the source
Package heightKnown for one	310 mm	Unknown — not stated by the source
Package weightKnown for one	6.76 kg	Unknown — not stated by the source
Logistics dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Pallet gross heightKnown for one	2.01 m	Unknown — not stated by the source
Pallet gross lengthKnown for one	100 cm	Unknown — not stated by the source
Pallet gross widthKnown for one	80 cm	Unknown — not stated by the source
Pallet height (UK)Known for one	2.01 m	Unknown — not stated by the source
Pallet length (UK)Known for one	120 cm	Unknown — not stated by the source
Pallet width (UK)Known for one	100 cm	Unknown — not stated by the source
Products per palletKnown for one	12 pc(s)	Unknown — not stated by the source
Products per pallet (UK)Known for one	18 pc(s)	Unknown — not stated by the source
Products per pallet layerKnown for one	2 pc(s)	Unknown — not stated by the source
Products per pallet layer (UK)Known for one	3 pc(s)	Unknown — not stated by the source
Other features2 differ
Audio inputKnown for one	2	Unknown — not stated by the source
Audio outputKnown for one	1	Unknown — not stated by the source
Connectivity technologyKnown for one	Wired	Unknown — not stated by the source
Dimensions (WxDxH)Differs	345 x 257 x 86 mm	399 x 150 x 358 mm
InterfaceDiffers	LAN, USB 2.0 Type B	USB 2.0
Power requirementsKnown for one	100 - 240 VAC ±10%, 50/60 Hz	Unknown — not stated by the source
RS-232 ports	1	1
I/O portsKnown for one	1 x RCA 1 x CF 1 x USB A 1 x USB B	Unknown — not stated by the source
Aspect ratioKnown for one	Unknown — not stated by the source	16:10
Lens focal rangeKnown for one	Unknown — not stated by the source	F= 1.7–2.2
Networking featuresKnown for one	Unknown — not stated by the source	10/100 base-T, W-LAN
Additional accessoriesKnown for one	Unknown — not stated by the source	IR Remote Control (RD-433E)
Packaging contentidentical
Remote control includedKnown for one	Unknown — not stated by the source	Yes

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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