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Product comparison · 2 data projectors

Viewsonic MICRO-PORTABLE DLP® VIEWDOCK™ PROJECTOR vs Viewsonic PJ678 data projector 2500 ANSI lumens LCD XGA (1024x768)

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  • 28specifications compared
  • 17differ
  • 11identical
  • 17known for one product only

Key differences

  • Projector brightness
    • 2000 ANSI lumens
    • 2500 ANSI lumens
  • Projection technology
    • DLP
    • LCD
  • Contrast ratio (typical)
    • 2000:1
    • 600:1
  • Keystone correction, vertical
    • 15°
    • 32°
  • Service life of light source
    • 2000 h
    • 3000 h
  • Lamp power
    • 200 W
    • 205 W
  • Focal length range
    • 20.2 - 24.2 mm
    • 18.85 - 22.23 mm
  • Component video (YPbPr/YCbCr) in
    • 1
    • 3

Side by side

Differences highlightedShow differences only
45 specifications
A

Viewsonic

MICRO-PORTABLE DLP® VIEWDOCK™ PROJECTORView product
B

Viewsonic

PJ678 data projector 2500 ANSI lumens LCD XGA (1024x768)

Model PJ678

View product
Projector5 differ
Projector brightnessDiffers2000 ANSI lumens2500 ANSI lumens
Projection technologyDiffersDLPLCD
Contrast ratio (typical)Differs2000:1600:1
Screen size compatibilityDiffers1016 - 7620 mm (40 - 300")711.2 - 8407.4 mm (28 - 331")
Projection distanceKnown for one1 - 10 m
Keystone correction, verticalDiffers15°32°
Matrix sizeKnown for one1.6 cm (0.63")
Vertical scan rangeKnown for one56 - 85 Hz
Keystone correction, horizontalKnown for one15°
Light source2 differ
Service life of light sourceDiffers2000 h3000 h
Lamp powerDiffers200 W205 W
Lens system1 differ
Focal length rangeDiffers20.2 - 24.2 mm18.85 - 22.23 mm
Video1 differ
Analog signal format systemDiffersNTSC 4.43NTSC 4.43, NTSC M, PAL, SECAM
Ports & interfaces1 differ
VGA (D-Sub) ports quantityKnown for one2
Component video (YPbPr/YCbCr) inDiffers13
DVI portKnown for oneYes
Audio (L/R) outKnown for one1
Serial interface typeKnown for oneRS-232
USB 2.0 ports quantityKnown for one1
Headphone outputsKnown for one1
Features1 differ
Noise levelKnown for one34 dB
CertificationDiffersCE, CB, TÜV/GS, GOST, UL, CUL, FCC-B, CCC, PSB, NOM, WEEE, RoHSCE, CB, FCC-B, CCC, TÜV-GS, WEEE, RoHS
Multimediaidentical
Number of built-in speakersKnown for one1
Designidentical
Market positioningKnown for onePortable
Weight & dimensions2 differ
WeightDiffers1.8 kg3.1 kg
Package weightDiffers4.6 kg4.1 kg
Other features4 differ
Package dimensions (WxDxH)Differs332 x 195 x 315 mm360 x 220 x 310 mm
Dimensions (WxDxH)Differs288 x 190 x 83 mm298 x 224 x 84 mm
Lens focal rangeDiffers2.3–2.751.75 - 1.9
Power requirementsDiffersAC 100–240V, 50/60HzAC 100 - 120/200 - 240V, 50/60Hz
RS-232 portsKnown for one1
InterfaceKnown for oneUSB
Video inKnown for one31-79.8
I/O portsKnown for one1 x 15-pin mini D-sub 1 x RCA jack 1 x 4-pin mini-DIN 15-pin mini D-sub to 3 x RCA 1 x 3.5mm stereo mini jack

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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