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Product comparison · 2 document cameras

Epson DC-20 document camera White 25.4 vs SMART Technologies SDC-450 document camera Black, Grey, White 25.4

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  • 20specifications compared
  • 10differ
  • 10identical
  • 26known for one product only

Key differences

  • Effective sensor resolution
    • 2 MP
    • 5 MP
  • Optical sensor size
    • 25.4 / 2.7 mm (1 / 2.7")
    • 25.4 / 3.2 mm (1 / 3.2")
  • Optical zoom
    • 12x
    • 8x
  • Shooting area (WxD)
    • 297 x 508 mm
    • 400 x 300 mm
  • USB connector type
    • USB Type-A, USB Type-B
    • USB Type-B
  • USB 2.0 ports quantity
    • 2
    • 1
  • Product colour
    • White
    • Black, Grey, White
  • AC input voltage
    • 100-240 V
    • 12 V

Side by side

Differences highlightedShow differences only
46 specifications
A

Epson

DC-20 document camera White 25.4

Model DC-20

View product
B

SMART Technologies

SDC-450 document camera Black, Grey, White 25.4

Model SDC-450

View product
Camera3 differ
Effective sensor resolutionDiffers2 MP5 MP
Optical sensor sizeDiffers25.4 / 2.7 mm (1 / 2.7")25.4 / 3.2 mm (1 / 3.2")
Sensor typeKnown for oneCMOS
Supported graphics resolutionsDiffers1024 x 768 (XGA), 1280 x 800 (WXGA), 1360 x 768 (WXGA), 1920 x 1080 (HD 1080)1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1920 x 1080 (HD 1080)
White balanceKnown for oneAuto
Light exposure modesKnown for oneAuto
Light sourceKnown for oneLED
Lens system2 differ
Optical zoomDiffers12x8x
Shooting area (WxD)Differs297 x 508 mm400 x 300 mm
Maximum focal length (f)Known for one6.8 mm
Ports & interfaces2 differ
USB connector typeDiffersUSB Type-A, USB Type-BUSB Type-B
Composite video outKnown for one1
USB 2.0 ports quantityDiffers21
Audio outputKnown for oneYes
DVI output portsKnown for one1
RS-232 portsKnown for one1
Technical details1 differ
Product colourDiffersWhiteBlack, Grey, White
Horizontal rotation angleKnown for one-90 - 90°
Cable lock slot typeKnown for oneKensington
Lamp typeKnown for oneLED
Lamps quantityKnown for one2 lamp(s)
Built-in microphoneKnown for oneYes
Power1 differ
Power consumption (typical)Known for one17 W
AC input voltageDiffers100-240 V12 V
AC input frequencyKnown for one50 - 60 Hz
Power consumptionKnown for one21.6 mA
Operational conditions1 differ
Operating temperature (T-T)Differs5 - 35 °C0 - 35 °C
Operating relative humidity (H-H)Known for one30 - 85%
Weight & dimensionsidentical
WidthKnown for one269 mm
DepthKnown for one312 mm
HeightKnown for one478 mm
WeightKnown for one2.99 kg
Dimensions folded (WxDxH)Known for one366 x 122 x 119 mm
Packaging contentidentical
ManualKnown for oneYes
System requirementsidentical
Windows operating systems supportedKnown for oneWindows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pr
Mac operating systems supportedKnown for oneMac OS 8.6, Mac OS 9.0, Mac OS 9.1, Mac OS 9.2, Mac OS X 10.0 Cheetah, Mac OS X 10.1 Puma, Mac OS X 10.2 Jaguar, Mac OS X 10.3 Panther, Mac OS X 10.4 Tiger, Mac OS X 10.5 Leopard, Mac OS X 10.6 Snow Leopard

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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