Product comparison · 2 data projectors

NEC UM351Wi Interactive Multi-Pen Whiteboard Kit vs Viewsonic PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black

57specifications compared
36differ
21identical
44known for one product only

Key differences

Projector brightness
- UM351Wi Interactive Multi-Pen Whiteboard Kit:3500 ANSI lumens
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:3300 ANSI lumens
Projector native resolution
- UM351Wi Interactive Multi-Pen Whiteboard Kit:WXGA (1280x800)
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:SVGA (800x600)
Contrast ratio (typical)
- UM351Wi Interactive Multi-Pen Whiteboard Kit:6000:1
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:2400:1
Native aspect ratio
- UM351Wi Interactive Multi-Pen Whiteboard Kit:16:10
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:4:3
Screen size compatibility
- UM351Wi Interactive Multi-Pen Whiteboard Kit:1473.2 - 2794 mm (58 - 110")
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:762 - 7620 mm (30 - 300")
Projection distance
- UM351Wi Interactive Multi-Pen Whiteboard Kit:0.1 - 0.51 m
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:1 - 8 m
Keystone correction, vertical
- UM351Wi Interactive Multi-Pen Whiteboard Kit:-10 - 10°
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:-40 - 40°
Service life of light source
- UM351Wi Interactive Multi-Pen Whiteboard Kit:5000 h
- PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black:10000 h

Side by side

Differences highlightedShow differences only

Comparison of UM351Wi, PJD5155
101 specifications	A NEC UM351Wi Interactive Multi-Pen Whiteboard Kit Model UM351Wi View product	B Viewsonic PJD5155 data projector Standard throw projector 3300 ANSI lumens SVGA (800x600) 3D Black Model PJD5155 View product
Projector7 differ
Projector brightnessDiffers	3500 ANSI lumens	3300 ANSI lumens
Projection technologyKnown for one	3LCD	Unknown — not stated by the source
Projector native resolutionDiffers	WXGA (1280x800)	SVGA (800x600)
Contrast ratio (typical)Differs	6000:1	2400:1
Native aspect ratioDiffers	16:10	4:3
Supported aspect ratiosKnown for one	16:10	Unknown — not stated by the source
Screen size compatibilityDiffers	1473.2 - 2794 mm (58 - 110")	762 - 7620 mm (30 - 300")
Projection distanceDiffers	0.1 - 0.51 m	1 - 8 m
Horizontal scan rangeKnown for one	15 - 100 kHz	Unknown — not stated by the source
Vertical scan rangeKnown for one	50 - 120 Hz	Unknown — not stated by the source
Keystone correction, horizontalKnown for one	-10 - 10°	Unknown — not stated by the source
Keystone correction, verticalDiffers	-10 - 10°	-40 - 40°
Contrast ratio (dynamic)Known for one	Unknown — not stated by the source	15000:1
Number of coloursKnown for one	Unknown — not stated by the source	1.073 billion colours
Projector brightness (economic mode)Known for one	Unknown — not stated by the source	2560 ANSI lumens
Light source2 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	5000 h	10000 h
Service life of light source (economic mode)	6000 h	6000 h
Lamp powerDiffers	200 W	190 W
Lamp power (economic mode)Known for one	160 W	Unknown — not stated by the source
Lens system3 differ
FocusKnown for one	Manual	Unknown — not stated by the source
Fixed focal lengthKnown for one	4.7 mm	Unknown — not stated by the source
Aperture range (F-F)Known for one	1.8 - 1.8	Unknown — not stated by the source
Digital zoomDiffers	1.4x	2x
Throw ratioDiffers	0.36:1	1.86 - 2.04:1
OffsetDiffers	81%	100%
Optical zoomKnown for one	Unknown — not stated by the source	1.1x
Video3 differ
Analog signal format systemDiffers	NTSC, NTSC 3.58, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM	NTSC, NTSC 3.58, NTSC 4.43, PAL, PAL B, PAL D, PAL G, PAL H, PAL I, PAL M, PAL N, SECAM, SECAM B, SECAM D, SECAM G, SECAM K, SECAM K1, SECAM L
Full HDDiffers	Yes	No
3DDiffers	No	Yes
Supported graphics resolutionsKnown for one	640 x 480 (VGA), 720 x 480, 720 x 576, 800 x 600 (SVGA), 832 x 624, 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1600 x 900, 1680 x 1050 (WSXGA+), 1920 x 1080 (HD 1080), 1920 x 1200 (WUXGA)	Unknown — not stated by the source
Supported video modesKnown for one	Unknown — not stated by the source	1080i, 1080p, 480i, 480p, 576i, 576p, 720p
Ports & interfaces6 differ
VGA (D-Sub) ports quantityDiffers	2	3
HDMI ports quantityDiffers	2	1
HDMI connector typeKnown for one	Full-size	Unknown — not stated by the source
Component video (YPbPr/YCbCr) inDiffers	0	1
Composite video in	1	1
DVI port	No	No
S-Video inputs quantityDiffers	0	1
USB 2.0 ports quantityDiffers	3	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
Serial interface type	RS-232	RS-232
USB connector typeDiffers	USB Type-A, USB Type-B	Mini-USB B
Mobile High-Definition Link (MHL)Known for one	Yes	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Audio (L/R) inKnown for one	Unknown — not stated by the source	0
PC Audio inKnown for one	Unknown — not stated by the source	Yes
PC Audio outKnown for one	Unknown — not stated by the source	Yes
AC (power) inKnown for one	Unknown — not stated by the source	Yes
Network2 differ
Ethernet LANDiffers	Yes	No
Ethernet LAN (RJ-45) portsDiffers	1	0
Wi-Fi	No	No
Storageidentical
Card reader integrated	No	No
Features3 differ
Noise levelDiffers	29 dB	34 dB
Noise level (economic mode)Differs	28 dB	31 dB
On Screen Display (OSD)	Yes	Yes
Password protection	Yes	Yes
CertificationDiffers	CE, Gost-R, TÜV GS	CB, TUV-GS, UL/cUL, FCC, CE,C-Tick, EAC, UkrSEPRO/EMC DOC, UL COC, TUV-S, PSB, KCC, KC, SASO, CCC WEEE, RoHS, REACH, SVHC, ErP
HDCPKnown for one	Unknown — not stated by the source	No
On Screen Display (OSD) languagesKnown for one	Unknown — not stated by the source	Arabic, Simplified Chinese, Traditional Chinese, Czech, German, Dutch, English, Spanish, Finnish, French, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Swedish, Thai, Turkish, Vietnamese
Multimedia1 differ
Built-in speaker(s)	Yes	Yes
Number of built-in speakers	1	1
RMS rated powerDiffers	20 W	2 W
Design2 differ
Product typeDiffers	Ultra short throw projector	Standard throw projector
Product colourDiffers	White	Black
Placement	Desktop	Desktop
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
Displayidentical
Built-in display	No	No
Power1 differ
Power source	AC	AC
Power consumption (typical)Differs	257 W	265 W
Power consumption (standby)	0.5 W	0.5 W
Power consumption (max)Known for one	324 W	Unknown — not stated by the source
Power consumption (economy mode)Known for one	214 W	Unknown — not stated by the source
AC input voltage	100 - 240 V	100 - 240 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 - 40 °C	0 - 40 °C
Storage temperature (T-T)Known for one	-10 - 50 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Differs	20 - 80%	10 - 90%
Storage relative humidity (H-H)Known for one	20 - 80%	Unknown — not stated by the source
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3048 m
Weight & dimensions4 differ
WeightDiffers	5.6 kg	2.1 kg
WidthDiffers	378 mm	316 mm
DepthDiffers	428 mm	228 mm
HeightDiffers	112 mm	103.7 mm
Package widthKnown for one	Unknown — not stated by the source	410 mm
Package depthKnown for one	Unknown — not stated by the source	225 mm
Package heightKnown for one	Unknown — not stated by the source	345 mm
Package weightKnown for one	Unknown — not stated by the source	3.4 kg
Packaging contentidentical
Remote control included	Yes	Yes
Remote control typeKnown for one	IR	Unknown — not stated by the source
Cables included	AC, VGA	AC, VGA
ManualKnown for one	Yes	Unknown — not stated by the source
Mounting brackets includedKnown for one	Yes	Unknown — not stated by the source
Quick start guide	Yes	Yes
Technical detailsidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Other featuresidentical
Maximum analog resolutionKnown for one	1920 x 1200 pixels	Unknown — not stated by the source
RS-232 ports	1	1

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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