Product comparison · 2 data projectors

NEC V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White vs Viewsonic PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black

49specifications compared
32differ
17identical
27known for one product only

Key differences

Projector brightness
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:3100 ANSI lumens
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:400 ANSI lumens
Projector native resolution
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:WXGA (1280x800)
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:SVGA (800x600)
Contrast ratio (typical)
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:3000:1
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:1800:1
Projection distance
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:1 - 11 m
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:0.7 - 3 m
Horizontal scan range
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:15 - 100 kHz
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:15 - 82 kHz
Vertical scan range
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:50 - 120 Hz
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:50 - 85 Hz
Matrix size
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:1.65 cm (0.65")
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:1.4 cm (0.55")
Service life of light source
- V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White:3000 h
- PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black:2000 h

Side by side

Differences highlightedShow differences only

Comparison of V311W, PJD2121
76 specifications	A NEC V311W Standard throw projector 3100 ANSI lumens DLP WXGA (1280x800) 3D White Model V311W View product	B Viewsonic PJD2121 data projector Portable projector 400 ANSI lumens DLP SVGA (800x600) Black Model PJD2121 View product
Projector8 differ
Projector brightnessDiffers	3100 ANSI lumens	400 ANSI lumens
Projector native resolutionDiffers	WXGA (1280x800)	SVGA (800x600)
Contrast ratio (typical)Differs	3000:1	1800:1
Native aspect ratioKnown for one	Unknown — not stated by the source	4:3
Supported aspect ratiosKnown for one	Unknown — not stated by the source	4:3, 16:9
Screen size compatibilityDiffers	1930.4 - 19354.8 mm (76 - 762")	889 - 3810 mm (35 - 150")
Projection distanceDiffers	1 - 11 m	0.7 - 3 m
Horizontal scan rangeDiffers	15 - 100 kHz	15 - 82 kHz
Vertical scan rangeDiffers	50 - 120 Hz	50 - 85 Hz
Keystone correction, verticalKnown for one	Unknown — not stated by the source	- 30 - 30°
Matrix sizeDiffers	1.65 cm (0.65")	1.4 cm (0.55")
Light source2 differ
Service life of light sourceDiffers	3000 h	2000 h
Lamp powerDiffers	225 W	50 W
Service life of light source (economic mode)Known for one	5000 h	Unknown — not stated by the source
Lens system1 differ
Throw ratioDiffers	1.55 - 1.7:1	1:1
Zoom capabilityKnown for one	Yes	Unknown — not stated by the source
Zoom typeKnown for one	Manual	Unknown — not stated by the source
Video3 differ
Analog signal format systemDiffers	NTSC, NTSC 4.43, PAL, PAL 60, PAL M, PAL N, SECAM	NTSC
3DDiffers	Yes	No
Supported graphics resolutionsDiffers	1280 x 800 (WXGA), 1920 x 1080 (HD 1080)	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 & interfaces5 differ
VGA (D-Sub) ports quantityDiffers	3	1
HDMI ports quantityDiffers	1	0
Component video (YPbPr/YCbCr) inDiffers	0	1
DisplayPorts quantityKnown for one	Unknown — not stated by the source	0
S-Video inputs quantityDiffers	1	0
Audio (L/R) inDiffers	1	0
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Network2 differ
Ethernet LANDiffers	Yes	No
Ethernet LAN (RJ-45) portsDiffers	1	0
BluetoothKnown for one	Unknown — not stated by the source	No
Storageidentical
Optical disc player typeKnown for one	Unknown — not stated by the source	Not included
Features2 differ
Noise levelDiffers	37 dB	31 dB
CertificationDiffers	CE, ErP, TUV GS	UL/cUL, FCC-B, CE, CB, CCC, NOM, ICES 003, IRAM, TUV/GS, GOST-R, HYGIENIC, SASO, UKrSEPRO
Noise level (economic mode)Known for one	33 dB	Unknown — not stated by the source
Multimediaidentical
TimeshiftKnown for one	Unknown — not stated by the source	No
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	7 W	Unknown — not stated by the source
Design2 differ
Product typeDiffers	Standard throw projector	Portable projector
Market positioningKnown for one	Unknown — not stated by the source	Presentation
Product colourDiffers	White	Black
PlacementKnown for one	Desktop	Unknown — not stated by the source
Power2 differ
Power consumption (typical)Differs	268 W	90 W
AC input voltageDiffers	100 - 240 V	90 - 264 V
Power consumption (PowerSave)Known for one	0.5 W	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 40 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 85%
Operating altitudeKnown for one	Unknown — not stated by the source	0 - 3048 m
Weight & dimensions4 differ
WeightDiffers	2.5 kg	980 g
WidthDiffers	310 mm	205 mm
DepthDiffers	247 mm	120 mm
HeightDiffers	95 mm	65 mm
Package weightKnown for one	Unknown — not stated by the source	2.5 kg
Packaging content1 differ
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
Cables includedDiffers	AC, VGA	VGA
Carrying caseKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Displayidentical
Built-in displayKnown for one	No	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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