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Product comparison · 2 overhead projectors

3M OHP1705 Overhead Projector vs 3M OHP1820 Overhead Projector

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  • 11specifications compared
  • 7differ
  • 4identical
  • 2known for one product only

Key differences

The 3M OHP1820 Overhead Projector has 300 ANSI lumens more projector brightness than the 3M OHP1705 Overhead Projector (2600 ANSI lumens vs 2300 ANSI lumens). The 3M OHP1820 Overhead Projector has 46 mm more focal length range than the 3M OHP1705 Overhead Projector (345 mm vs 299 mm). The 3M OHP1705 Overhead Projector has 7 dB more Signal-to-Noise Ratio (SNR) than the 3M OHP1820 Overhead Projector (45 dB vs 38 dB).

  • Projector brightness
    • 2300 ANSI lumens
    • 2600 ANSI lumens
  • Focal length range
    • 299 mm
    • 345 mm
  • Signal-to-Noise Ratio (SNR)
    • 45 dB
    • 38 dB
  • Cable length
    • 4.6 m
    • 4.5 m
  • Depth
    • 401 mm
    • 464 mm
  • Weight
    • 10.3 kg
    • 11.7 kg
  • Width
    • 382 mm
    • 426 mm

Side by side

Differences highlightedShow differences only
13 specifications
A

3M

OHP1705 Overhead ProjectorView product
B

3M

OHP1820 Overhead ProjectorView product
Projector1 differ
Projector brightnessDiffers2300 ANSI lumens2600 ANSI lumens
Lens system1 differ
Focal length rangeDiffers299 mm345 mm
Maximum shooting areaKnown for one28.5 cm
Video1 differ
Signal-to-Noise Ratio (SNR)Differs45 dB38 dB
Ports & interfaces1 differ
Cable lengthDiffers4.6 m4.5 m
Colouridentical
Product colourKnown for oneBlack, White
Weight & dimensions3 differ
DepthDiffers401 mm464 mm
WeightDiffers10.3 kg11.7 kg
WidthDiffers382 mm426 mm

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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