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ViewSonic LS740HD laser projector, 5 500 ANSI lumens review

A laser projector with the most completely stated specification on this shelf — brightness in ANSI, light source life in hours, zoom range, HDMI version and speaker power all published.

The bottom line The most completely specified machine in this catalogue, and the specification says clearly what it is: a very bright, long-lived 1080p projector rather than a contrast machine for a dark room.

What laser changes

The consumable disappears. A lamp is replaced at a few thousand hours and dims noticeably before it fails; a laser source is stated here at 30 000 hours and reaches full brightness in seconds rather than minutes. In a machine that is switched on and off frequently, that is the practical difference.

The brightness, and what it is for

5 500 ANSI lumens, stated. That is the highest laser figure in this catalogue and it is aimed squarely at rooms with light in them. In a fully darkened room it is more light than the image needs, and the picture will look better in a lower mode.

The contrast figure, named honestly

3 000 000:1 is a dynamic measurement — the light source dimming between scenes. It is a real effect and it is not a native contrast ratio, which is what decides how a dark scene looks within a single frame. That figure is not published, and this page does not substitute the other one for it.

The specification sheet is the point

Brightness in ANSI, light source life in hours, zoom range as a multiple, HDMI version numbered, speaker power in watts, keystone on both axes. Very few listings on this shelf publish all six, and a machine that does can be compared with any other that does.

What HDMI 2.0 means here

4K and HDR signals are accepted and displayed at 1080p. What is outside its reach is 4K at 120 Hz, which needs the higher bandwidth of a 2.1 input — relevant for a console, irrelevant for films.

Availability

On sale from 997 € to 1089 € on the German, American, British, French, Italian and Spanish Amazon stores at the time of checking.

Prices and availability are what Keepa reported on the date this page was updated; both move.

Prices quoted in this text were read on 4 September 2026. The live price is at the top of the page.

What we like, and what we don't

Strengths

  • No lamp to replace: 30 000 hours of stated light source life against a few thousand for a lamp
  • 5 500 ANSI lumens, stated, which is enough for a room with real ambient light
  • A 1.3× zoom range, which is genuine placement flexibility in a room that was not designed for a projector
  • A 15 W speaker — still not a sound system, and five times what most projectors here offer

Compromises

  • The 3 000 000:1 figure is dynamic by construction; no native contrast ratio is published
  • Native 1080p rather than 4K, at a price where 4K machines exist
  • HDMI 2.0 rather than 2.1, so 4K at 120 Hz is outside its input capability

Specifications

Light sourceLaser, 30 000 hours stated life
Brightness5 500 ANSI lumens — stated in a measured unit
Native resolutionFull HD 1080p — stated; 4K and HDR/HLG input accepted
Contrast3 000 000:1 — stated; a figure of this magnitude is dynamic
Placement1.3× zoom, horizontal and vertical keystone — stated
Connections and audio2 × HDMI 2.0, 15 W speaker — stated
Amazon referenceB0CDG3JKQP (same reference on 6 Amazon marketplaces)
EAN0766907022605

Questions people actually ask

Is 30 000 hours realistic?

It is the maker's stated figure for the light source, and like every such figure it assumes a brightness mode. What it changes in practice is the consumable: a lamp projector has one, priced and replaced every few thousand hours; a laser machine largely does not. That is the real argument for the technology at this price.

Why is a 3 000 000:1 contrast ratio not impressive?

Because it is dynamic: the projector dims its light source between scenes and reports the ratio across different frames rather than within one image. Native contrast — measured on a single frame — is the figure that describes what a picture looks like, and it is not published here.