Product comparison · 2 overhead projectors

3M OHP1620 Overhead Projector vs 3M OHP1750 Overhead Projector

Key differences

Projector brightness
- OHP1620 Overhead Projector:2300 ANSI lumens
- OHP1750 Overhead Projector:4500 ANSI lumens
Focal length range
- OHP1620 Overhead Projector:320 mm
- OHP1750 Overhead Projector:310 mm
Signal-to-Noise Ratio (SNR)
- OHP1620 Overhead Projector:43 dB
- OHP1750 Overhead Projector:45 dB
Product colour
- OHP1620 Overhead Projector:White
- OHP1750 Overhead Projector:Black, White
Bulb power
- OHP1620 Overhead Projector:250 W
- OHP1750 Overhead Projector:400 W
Lamp type
- OHP1620 Overhead Projector:EHJ (24V)
- OHP1750 Overhead Projector:EVD (36V)
AC input voltage
- OHP1620 Overhead Projector:220 - 240 V
- OHP1750 Overhead Projector:230 V
Depth
- OHP1620 Overhead Projector:337 mm
- OHP1750 Overhead Projector:401 mm

Differences highlightedShow differences only

Comparison of OHP1620 Overhead Projector, OHP1750 Overhead Projector
14 specifications	A 3M OHP1620 Overhead Projector View product	B 3M OHP1750 Overhead Projector View product
Projector1 differ
Projector brightnessDiffers	2300 ANSI lumens	4500 ANSI lumens
Lens system1 differ
Focal length rangeDiffers	320 mm	310 mm
Maximum shooting area	28.5 cm	28.5 cm
Video1 differ
Signal-to-Noise Ratio (SNR)Differs	43 dB	45 dB
Ports & interfacesidentical
Cable length	4.6 m	4.6 m
Technical detailsidentical
Image rotation anglesKnown for one	360°	Unknown — not stated by the source
Colour1 differ
Product colourDiffers	White	Black, White
Lamps2 differ
Bulb powerDiffers	250 W	400 W
Lamp typeDiffers	EHJ (24V)	EVD (36V)
Power1 differ
AC input voltageDiffers	220 - 240 V	230 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 Hz
Weight & dimensions3 differ
DepthDiffers	337 mm	401 mm
WeightDiffers	13 kg	13.1 kg
WidthDiffers	337 mm	382 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.