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Product comparison · 2 overhead projectors

3M M1720 Plus vs 3M OHP1820 Overhead Projector

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  • 10specifications compared
  • 10differ
  • 0identical
  • 4known for one product only

Key differences

The 3M OHP1820 Overhead Projector has 100 ANSI lumens more projector brightness than the 3M M1720 Plus (2600 ANSI lumens vs 2500 ANSI lumens). The 3M OHP1820 Overhead Projector has 52 mm more focal length range than the 3M M1720 Plus (345 mm vs 293 mm). The 3M OHP1820 Overhead Projector has 1.5 m more cable length than the 3M M1720 Plus (4.5 m vs 3 m). Lamp type: ENX on the 3M M1720 Plus, EHJ (24V) on the 3M OHP1820 Overhead Projector.

  • Projector brightness
    • 2500 ANSI lumens
    • 2600 ANSI lumens
  • Focal length range
    • 293 mm
    • 345 mm
  • Cable length
    • 3 m
    • 4.5 m
  • Bulb power
    • 360 W
    • 250 W
  • Lamp type
    • ENX
    • EHJ (24V)
  • AC input frequency
    • 60 Hz
    • 50 Hz
  • AC input voltage
    • 120 V
    • 230 V
  • Depth
    • 425 mm
    • 464 mm

Side by side

Differences highlightedShow differences only
14 specifications
A

3M

M1720 PlusView product
B

3M

OHP1820 Overhead ProjectorView product
Projector1 differ
Projector brightnessDiffers2500 ANSI lumens2600 ANSI lumens
Lens system1 differ
Focal length rangeDiffers293 mm345 mm
Ports & interfaces1 differ
Cable lengthDiffers3 m4.5 m
Colouridentical
Product colourKnown for oneWhite
Lamps2 differ
Bulb powerDiffers360 W250 W
Lamp typeDiffersENXEHJ (24V)
Service life of lampKnown for one75 h
Power2 differ
AC input frequencyDiffers60 Hz50 Hz
AC input voltageDiffers120 V230 V
Weight & dimensions3 differ
DepthDiffers425 mm464 mm
HeightKnown for one711 mm
WeightDiffers8.1 kg11.7 kg
WidthDiffers361 mm426 mm
Videoidentical
Signal-to-Noise Ratio (SNR)Known for one38 dB

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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