Product comparison · 2 data projectors

Epson EB-W18 vs Viewsonic PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black

45specifications compared
30differ
15identical
77known for one product only

Key differences

Projector brightness
- EB-W18:3000 ANSI lumens
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:400 ANSI lumens
Projection technology
- EB-W18:3LCD
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:DLP
Projector native resolution
- EB-W18:WXGA (1280x800)
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:SVGA (800x600)
Contrast ratio (typical)
- EB-W18:10000:1
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:1800:1
Native aspect ratio
- EB-W18:16:10
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:4:3
Supported aspect ratios
- EB-W18:16:10
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:4:3, 16:9
Screen size compatibility
- EB-W18:838.2 - 8128 mm (33 - 320")
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:889 - 3810 mm (35 - 150")
Projection distance
- EB-W18:1.68 - 2.02 m
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:0.7 - 3 m

Side by side

Differences highlightedShow differences only

Comparison of EB-W18, PJD2121
122 specifications	A Epson EB-W18 Model EB-W18 View product	B Viewsonic PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black Model PJD2121 View product
Projector10 differ
Projector brightnessDiffers	3000 ANSI lumens	400 ANSI lumens
Projection technologyDiffers	3LCD	DLP
Projector native resolutionDiffers	WXGA (1280x800)	SVGA (800x600)
Contrast ratio (typical)Differs	10000:1	1800:1
Native aspect ratioDiffers	16:10	4:3
Supported aspect ratiosDiffers	16:10	4:3, 16:9
Screen size compatibilityDiffers	838.2 - 8128 mm (33 - 320")	889 - 3810 mm (35 - 150")
Projection distanceDiffers	1.68 - 2.02 m	0.7 - 3 m
Contrast ratio (dynamic)Known for one	10000:1	Unknown — not stated by the source
Number of coloursKnown for one	1.07 billion colours	Unknown — not stated by the source
Projector brightness (economic mode)Known for one	2100 ANSI lumens	Unknown — not stated by the source
Vertical scan range	50 - 85 Hz	50 - 85 Hz
Colour light outputKnown for one	3000 ANSI lumens	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	±30°	Unknown — not stated by the source
Keystone correction, verticalDiffers	±30°	- 30 - 30°
Matrix sizeDiffers	1.5 cm (0.59")	1.4 cm (0.55")
White light outputKnown for one	3000 ANSI lumens	Unknown — not stated by the source
Horizontal scan rangeKnown for one	Unknown — not stated by the source	15 - 82 kHz
Light source2 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	5000 h	2000 h
Service life of light source (economic mode)Known for one	6000 h	Unknown — not stated by the source
Lamp powerDiffers	200 W	50 W
Lens system1 differ
Focus	Manual	Manual
Focal length rangeKnown for one	16.9 - 20.28 mm	Unknown — not stated by the source
Aperture range (F-F)Known for one	1.58 - 1.72	Unknown — not stated by the source
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Zoom ratioKnown for one	1.2:1	Unknown — not stated by the source
Throw ratioDiffers	1.30 - 1.56:1	1:1
Videoidentical
Full HD	No	No
Video colour modesKnown for one	Blackboard, Dynamic, Presentation, Sports, sRGB, Theatre, Whiteboard	Unknown — not stated by the source
Video processingKnown for one	10 bit	Unknown — not stated by the source
Analog signal format systemKnown for one	Unknown — not stated by the source	NTSC
3DKnown for one	Unknown — not stated by the source	No
Supported graphics resolutionsKnown for one	Unknown — not stated by the source	1280 x 1024 (SXGA), 640 x 480 (VGA), 800 x 600 (SVGA)
Supported video modesKnown for one	Unknown — not stated by the source	1080i, 480i, 480p, 576i, 576p, 720p
Ports & interfaces4 differ
VGA (D-Sub) ports quantity	1	1
HDMI ports quantityDiffers	1	0
Component video (YPbPr/YCbCr) in	1	1
Composite video inDiffers	1	0
DVI port	No	No
S-Video inputs quantityDiffers	1	0
USB 2.0 ports quantityDiffers	2	0
USB connector typeKnown for one	USB Type-A, USB Type-B	Unknown — not stated by the source
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Networkidentical
Ethernet LAN	No	No
Ethernet LAN (RJ-45) ports	0	0
Wi-FiKnown for one	Unknown — not stated by the source	No
BluetoothKnown 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
Features1 differ
Noise levelDiffers	37 dB	31 dB
Noise level (economic mode)Known for one	29 dB	Unknown — not stated by the source
Preset modesKnown for one	Dynamic, Presentation, sRGB	Unknown — not stated by the source
2D/3D frequency imageKnown for one	50 - 85 Hz	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Password protectionKnown for one	Yes	Unknown — not stated by the source
CertificationKnown for one	Unknown — not stated by the source	UL/cUL, FCC-B, CE, CB, CCC, NOM, ICES 003, IRAM, TUV/GS, GOST-R, HYGIENIC, SASO, UKrSEPRO
Multimediaidentical
Built-in speaker(s)Known for one	Yes	Unknown — not stated by the source
Number of built-in speakersKnown for one	1	Unknown — not stated by the source
RMS rated powerKnown for one	2 W	Unknown — not stated by the source
TimeshiftKnown for one	Unknown — not stated by the source	No
Design2 differ
Product typeDiffers	Standard throw projector	Portable projector
Product colourDiffers	White	Black
PlacementKnown for one	Desktop	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
Market positioningKnown for one	Unknown — not stated by the source	Presentation
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Displayidentical
Built-in displayKnown for one	No	Unknown — not stated by the source
Power2 differ
Power source	AC	AC
Power consumption (typical)Differs	270 W	90 W
Power consumption (standby)Known for one	0.28 W	Unknown — not stated by the source
Power consumption (PowerSave)Known for one	201 W	Unknown — not stated by the source
AC input voltageDiffers	100 - 240 V	90 - 264 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Auto power offKnown for one	Yes	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	5 - 35 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-10 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	20 - 80%	10 - 85%
Storage relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3048 m
Weight & dimensions5 differ
WeightDiffers	2.4 kg	980 g
WidthDiffers	297 mm	205 mm
DepthDiffers	234 mm	120 mm
HeightDiffers	77 mm	65 mm
Package widthKnown for one	365 mm	Unknown — not stated by the source
Package depthKnown for one	350 mm	Unknown — not stated by the source
Package heightKnown for one	160 mm	Unknown — not stated by the source
Package weightDiffers	4 kg	2.5 kg
Packaging content1 differ
Remote control included	Yes	Yes
Batteries includedKnown for one	Yes	Unknown — not stated by the source
Cables includedDiffers	AC, VGA	VGA
Carrying case	Yes	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Remote control typeKnown for one	Unknown — not stated by the source	IR
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Mobile app supportKnown for one	Yes	Unknown — not stated by the source
Other featuresKnown for one	AV Mute Slide, Built-in speaker, Direct Power on/off, Document Camera Compatible, Horizontal and vertical keystone correction, Network projection, Wireless LAN capable	Unknown — not stated by the source
Power consumptionKnown for one	270 Watt (Normal Peak-mode), 201 Watt (Eco Peak-Mode), 0.28 Watt (Energy saving standby)	Unknown — not stated by the source
USB display functionKnown for one	3 in 1: Image / Mouse / Sound	Unknown — not stated by the source
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
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
Other featuresidentical
InterfaceKnown for one	USB 2.0-A, USB 2.0, Wireless LAN IEEE 802.11b/g/n (optional), HDMI in, Composite in, Component in, S-Video in, RGB in, VGA in, Cinch audio out	Unknown — not stated by the source
RS-232 ports	0	0
Security featuresKnown for one	Kensington lock, Security cable hole, Wireless LAN security, Password protection	Unknown — not stated by the source
Option typeKnown for one	Document camera, Quick wireless USB key, Wireless LAN unit	Unknown — not stated by the source
Box contentsKnown for one	Carrying bag, Computer cable, Main unit, Power cable, Remote control incl. batteries, USB cable, User's Manual Set, Warranty Documents	Unknown — not stated by the source
Control panelKnown for one	0.59 inch with MLA (D8)	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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