Product comparison · 2 data projectors

Epson EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White vs NEC M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White

58specifications compared
29differ
29identical
64known for one product only

Key differences

Projector brightness
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:3200 ANSI lumens
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:3000 ANSI lumens
Projection technology
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:3LCD
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:DLP
Contrast ratio (typical)
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:15000:1
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:10000:1
Screen size compatibility
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:838.2 - 8128 mm (33 - 320")
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:762 - 3810 mm (30 - 150")
Vertical scan range
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:50 - 85 Hz
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:50 - 120 Hz
Service life of light source
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:5000 h
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:5500 h
Service life of light source (economic mode)
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:10000 h
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:8000 h
Lamp power
- EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White:200 W
- M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White:171 W

Side by side

Differences highlightedShow differences only

Comparison of EB-W31, M303WS
122 specifications	A Epson EB-W31 3200 ANSI lumens 3LCD WXGA (1280x800) White Model EB-W31 View product	B NEC M303WS Short throw projector 3000 ANSI lumens DLP WXGA (1280x800) 3D White Model M303WS View product
Projector5 differ
Projector brightnessDiffers	3200 ANSI lumens	3000 ANSI lumens
Projection technologyDiffers	3LCD	DLP
Projector native resolution	WXGA (1280x800)	WXGA (1280x800)
Contrast ratio (typical)Differs	15000:1	10000:1
Native aspect ratio	16:10	16:10
Screen size compatibilityDiffers	838.2 - 8128 mm (33 - 320")	762 - 3810 mm (30 - 150")
Number of colours	1.073 billion colours	1.073 billion colours
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 100 kHz
Vertical scan rangeDiffers	50 - 85 Hz	50 - 120 Hz
Keystone correction, vertical	-30 - 30°	-30 - 30°
Supported aspect ratiosKnown for one	16:10	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	2240 ANSI lumens	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	- 30 - 30°	Unknown — not stated by the source
Light source3 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	5000 h	5500 h
Service life of light source (economic mode)Differs	10000 h	8000 h
Lamp powerDiffers	200 W	171 W
Lamp power (economic mode)Known for one	Unknown — not stated by the source	135 W
Lamps quantityKnown for one	Unknown — not stated by the source	1 lamp(s)
Lens system1 differ
Focus	Manual	Manual
Fixed focal lengthKnown for one	Unknown — not stated by the source	6.5 mm
Aperture range (F-F)Differs	1.58 - 1.72	2.4 - 2.4
Zoom capability	Yes	Yes
Zoom type	Manual	Manual
Zoom ratio	1.2:1	1.2:1
Digital zoomKnown for one	Unknown — not stated by the source	1.2x
Focal length rangeKnown for one	16.9 - 20.28 mm	Unknown — not stated by the source
Throw ratioKnown for one	1.3 - 1.56:1	Unknown — not stated by the source
OffsetKnown for one	10%	Unknown — not stated by the source
Video1 differ
Full HD	No	No
3DDiffers	No	Yes
3D ReadyKnown for one	Unknown — not stated by the source	Yes
Supported 3D formatsKnown for one	Unknown — not stated by the source	Frame packing, Side by side, Top and bottom
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	640 x 480 (VGA), 800 x 600 (SVGA), 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 768 (WXGA), 1400 x 1050 (SXGA+), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 1920 x 1200 (WUXGA)
Supported video modesKnown for one	Unknown — not stated by the source	480i, 480p, 576i, 576p, 720p, 1080i, 1080p
Video processingKnown for one	Unknown — not stated by the source	10 bit
HD-ReadyKnown for one	Yes	Unknown — not stated by the source
Video colour modesKnown for one	Blackboard, Cinema, Dynamic, Presentation, sRGB	Unknown — not stated by the source
Ports & interfaces3 differ
VGA (D-Sub) ports quantityDiffers	1	2
HDMI ports quantityDiffers	1	2
HDMI connector type	Full-size	Full-size
Component video (YPbPr/YCbCr) in	0	0
Composite video in	1	1
DVI port	No	No
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
S-Video inputs quantityDiffers	1	0
USB 2.0 ports quantity	2	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one	Unknown — not stated by the source	0
Audio (L/R) in	1	1
Headphone outputsKnown for one	Unknown — not stated by the source	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
PC Audio inKnown for one	Unknown — not stated by the source	Yes
PC in (D-Sub)Known for one	Unknown — not stated by the source	Yes
USB connector type	USB Type-A, USB Type-B	USB Type-A, USB Type-B
CardBus PCMCIA slot typeKnown for one	Unknown — not stated by the source	No
CardBus PCMCIA slots quantityKnown for one	Unknown — not stated by the source	0
Progressive scan outputKnown for one	Unknown — not stated by the source	Yes
Mobile High-Definition Link (MHL)Known for one	Yes	Unknown — not stated by the source
Network1 differ
Ethernet LANDiffers	No	Yes
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	10,100 Mbit/s
Wi-FiKnown for one	Unknown — not stated by the source	No
Storageidentical
Card reader integrated	No	No
Optical disc player typeKnown for one	Unknown — not stated by the source	Not included
Features2 differ
Noise levelDiffers	37 dB	27 dB
Noise level (economic mode)Differs	28 dB	27 dB
HDCPKnown for one	Unknown — not stated by the source	Yes
Country of originKnown for one	Philippines	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	1	1
RMS rated powerDiffers	2 W	20 W
Designidentical
Product typeKnown for one	Unknown — not stated by the source	Short throw projector
Market positioningKnown for one	Unknown — not stated by the source	Portable
Product colour	White	White
Placement	Desktop, Ceiling	Desktop, Ceiling
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Power3 differ
Power source	AC	AC
Power consumption (typical)Differs	277 W	208 W
Power consumption (standby)Differs	0.26 W	0.32 W
Power consumption (max)Known for one	Unknown — not stated by the source	269 W
Power consumption (economy mode)Differs	207 W	179 W
AC input voltage	100 - 240 V	100 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Softwareidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Operational conditions3 differ
Operating temperature (T-T)Differs	5 - 35 °C	5 - 40 °C
Storage temperature (T-T)Differs	-10 - 60 °C	-10 - 50 °C
Operating relative humidity (H-H)	20 - 80%	20 - 80%
Storage relative humidity (H-H)Differs	10 - 90%	20 - 80%
Operating altitudeKnown for one	0 - 3000 m	Unknown — not stated by the source
Weight & dimensions4 differ
WeightDiffers	2.4 kg	3.6 kg
WidthDiffers	297 mm	368 mm
DepthDiffers	234 mm	291 mm
HeightDiffers	77 mm	134 mm
Package widthKnown for one	350 mm	Unknown — not stated by the source
Package depthKnown for one	360 mm	Unknown — not stated by the source
Package heightKnown for one	160 mm	Unknown — not stated by the source
Package weightKnown for one	3.94 kg	Unknown — not stated by the source
Packaging content1 differ
Remote control included	Yes	Yes
Remote control typeKnown for one	Unknown — not stated by the source	IR
Cables includedDiffers	AC, USB	AC, VGA
Bundled softwareKnown for one	Unknown — not stated by the source	NaViSet
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Carrying caseKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source
Warranty cardKnown for one	Yes	Unknown — not stated by the source
Other features1 differ
RS-232 portsDiffers	0	1
Logistics dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Pallet gross heightKnown for one	2.23 m	Unknown — not stated by the source
Pallet gross lengthKnown for one	120 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	2.23 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	78 pc(s)	Unknown — not stated by the source
Products per pallet (UK)Known for one	78 pc(s)	Unknown — not stated by the source
Products per pallet layerKnown for one	6 pc(s)	Unknown — not stated by the source
Products per pallet layer (UK)Known for one	6 pc(s)	Unknown — not stated by the source

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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