Product comparison · 2 data projectors

Viewsonic PJ556D DLP vs Viewsonic PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024)

24specifications compared
8differ
16identical
18known for one product only

Key differences

Projector brightness
- PJ556D DLP:2000 ANSI lumens
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):2500 ANSI lumens
Keystone correction, vertical
- PJ556D DLP:15°
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):±15°
Service life of light source
- PJ556D DLP:2000 h
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):4000 h
VGA (D-Sub) ports quantity
- PJ556D DLP:1
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):3
Noise level
- PJ556D DLP:36 dB
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):33 dB
Package weight
- PJ556D DLP:5.7 kg
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):5.2 kg
Dimensions (WxDxH)
- PJ556D DLP:256 x 102 x 223 mm
- PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024):300 x 94 x 243 mm

Side by side

Differences highlightedShow differences only

Comparison of PJ556D DLP, PJ568D
42 specifications	A Viewsonic PJ556D DLP View product	B Viewsonic PJ568D data projector 2500 ANSI lumens DLP SXGA (1280x1024) Model PJ568D View product
Projector2 differ
Projector brightnessDiffers	2000 ANSI lumens	2500 ANSI lumens
Projection technology	DLP	DLP
Projector native resolution	SXGA (1280x1024)	SXGA (1280x1024)
Contrast ratio (typical)Known for one	Unknown — not stated by the source	2000:1
Screen size compatibilityKnown for one	Unknown — not stated by the source	584.2 - 6934.2 mm (23 - 273")
Vertical scan range	50 - 85 Hz	50 - 85 Hz
Keystone correction, verticalDiffers	15°	±15°
Matrix sizeKnown for one	Unknown — not stated by the source	1.4 cm (0.55")
Horizontal scan rangeKnown for one	15 - 80 kHz	Unknown — not stated by the source
Light source1 differ
Light source type	Lamp	Lamp
Service life of light sourceDiffers	2000 h	4000 h
Lamp power	200 W	200 W
Service life of light source (economic mode)Known for one	3000 h	Unknown — not stated by the source
Lens systemidentical
Focus	Manual	Manual
Focal length rangeKnown for one	Unknown — not stated by the source	21.3 - 24.5 mm
Zoom ratioKnown for one	1.1:1	Unknown — not stated by the source
Video1 differ
Analog signal format systemDiffers	NTSC 4.43, NTSC M, PAL, SECAM	NTSC 4.43, NTSC M
Full HDKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
VGA (D-Sub) ports quantityDiffers	1	3
Component video (YPbPr/YCbCr) in	1	1
Composite video in	1	1
S-Video inputs quantity	1	1
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
Serial interface type	RS-232	RS-232
Features1 differ
Noise levelDiffers	36 dB	33 dB
CertificationKnown for one	Unknown — not stated by the source	CE, CB, GOST, UL/cUL, FCC-B, CCC, PSB, C-Tick, NOM, BSMI, UL-AR, EK-mark, WEEE, RoHS
Multimediaidentical
Number of built-in speakersKnown for one	Unknown — not stated by the source	1
RMS rated power	1 W	1 W
Designidentical
Market positioning	Portable	Portable
Poweridentical
Power consumption (typical)	250 W	250 W
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Storage temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Weight & dimensions1 differ
Weight	2.7 kg	2.7 kg
Package weightDiffers	5.7 kg	5.2 kg
Other features1 differ
Aspect ratio	4:3, 16:9	4:3, 16:9
Package dimensions (WxDxH)Known for one	Unknown — not stated by the source	386 x 266 x 450 mm
Dimensions (WxDxH)Differs	256 x 102 x 223 mm	300 x 94 x 243 mm
Power requirementsKnown for one	Unknown — not stated by the source	AC 100–240V, 50/60Hz
RS-232 ports	1	1
Non-operating relative humidity (non-condensing)Known for one	10 - 90%	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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