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Product comparison · 2 data projectors

Viewsonic Digital Projector PJ406D vs Viewsonic Digital Projector PJ656

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  • 27specifications compared
  • 18differ
  • 9identical
  • 4known for one product only

Key differences

  • Projector brightness
    • 1900 ANSI lumens
    • 2100 ANSI lumens
  • Projection technology
    • DLP
    • LCD
  • Projector native resolution
    • SVGA (800x600)
    • XGA (1024x768)
  • Contrast ratio (typical)
    • 2000:1
    • 400:1
  • Horizontal scan range
    • 31.5 - 80 kHz
    • 31 - 106 kHz
  • Vertical scan range
    • 56 - 85 Hz
    • 56 - 120 Hz
  • Lamp type
    • UHP
    • UHB
  • Lamp power
    • 200 W
    • 180 W

Side by side

Differences highlightedShow differences only
31 specifications
A

Viewsonic

Digital Projector PJ406DView product
B

Viewsonic

Digital Projector PJ656View product
Projector6 differ
Projector brightnessDiffers1900 ANSI lumens2100 ANSI lumens
Projection technologyDiffersDLPLCD
Projector native resolutionDiffersSVGA (800x600)XGA (1024x768)
Contrast ratio (typical)Differs2000:1400:1
Horizontal scan rangeDiffers31.5 - 80 kHz31 - 106 kHz
Vertical scan rangeDiffers56 - 85 Hz56 - 120 Hz
Light source2 differ
Light source typeLampLamp
Service life of light sourceKnown for one3000 h
Lamp typeDiffersUHPUHB
Lamp powerDiffers200 W180 W
Lens system1 differ
FocusManualManual
Digital zoomDiffers1.1x1.2x
Throw ratioKnown for one1.5 - 1.8:1
Features1 differ
Noise levelDiffers37 dB38 dB
Multimediaidentical
Number of built-in speakers11
Designidentical
Market positioningPortablePortable
Display1 differ
Display diagonalKnown for one88.1 cm (34.7")
Display resolutionDiffers1280 x 1024 pixels1600 x 1200 pixels
Power1 differ
Power consumption (typical)Differs250 W290 W
Operational conditionsidentical
Operating temperature (T-T)5 - 35 °C5 - 35 °C
Operating relative humidity (H-H)10 - 85%10 - 85%
Weight & dimensions1 differ
WeightDiffers2.05 kg2.8 kg
Other features5 differ
Aspect ratio4:34:3
Audio input3.5mm stereo mini jack3.5mm stereo mini jack
Dimensions (WxDxH)Differs237.5 x 210.5 x 96.5 mm306 x 249 x 97 mm
Lens systemDiffersF = 2.7 - 3.0 / f = 21.83 - 23.81F1.7 - 1.9, f=18.9 - 22.6
Power requirementsDiffersAC 100 - 240 V, 50 - 60HzAC 100 - 120 / 200 - 240 V, 50 / 60Hz
Video inRCA jackRCA jack
Digital keystone correctionDiffers±15°± 15°
I/O portsDiffers15-pin mini D-subRGB-PC In(15-pin mini D-sub (x2)) / Out(15-pin mini D-sub), RCA jack (set), USB, 9-pin D-sub RS-232
Audio outputKnown for one3.5mm 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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