Vivitek D791ST
Vivitek D791ST
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Overall Score

Vivitek D791ST

A 4 year old 2500:1 1024 x 768 projector with adequate features and a gigantic 27dB noise level
2500:1 XGA (1024x768) No 27dB Feb 2013
Contrast Ratio (typical) Projector Native Resolution 3D Noise Level Release Date

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Vivitek D791ST Review

With low running costs and average features, we have scored the Vivitek D791ST as follows for Summary.
Average Features
$80 Over 5 Years
Overall Score

Why Has it Scored 39?

It is over 2 years old and it is likely that newer, better data projectors are available. View the latest multimedia projectors 2017.
This projector has running costs of $80 over 5 years, which puts it typical compared to the other 1,763 multimedia projectors that we have compared it to.
It has some good features, but is also missing a few features:
Quite quiet noise level
Has a built-in speaker
Does not support full HD

Vivitek D791ST In-Depth Analysis


1024 X 768 Resolution

The Vivitek D791ST has a 1024 x 768 projector native resolution which is higher than the WXGA (1280x800) resolution found on most projectors. In addition, this projector has a projector native resolution of XGA (1024x768).

What does "projector native resolution" mean? Less Edit

Average Projector Brightness

The Vivitek D791ST's projector brightness of 3,000 ANSI lumens is relatively average compared to most other projectors. It is in the brightest 42% of all projectors when ranked by this feature.

What does "projector brightness" mean? Less Edit

Quite Quiet Noise Level

The Vivitek D791ST's noise level of only 27dB is quite quiet compared to most other projectors. It is in the quietest 6% of all projectors when sorted by this feature. The quietest noise level of multimedia projectors is 10dB, the loudest is 93dB, and the average noise level is 34dB.

What does "noise level" mean? Less Edit

Does Not Support Full HD

Like most other projectors, the Vivitek D791ST does not support full HD. 64% of projectors do not support full HD.

What is full HD? Less Chart Hide Chart Edit

Has a Built-In Speaker

The Vivitek D791ST has a built-in speaker. 76% of projectors also have a built-in speaker.

What is a built-in speaker? Less Edit

Running Costs

Average Running Costs

The average 5 year running cost of the D791ST is $80 based on satisfactory energy prices, which is typical compared to the other 1,763 data projectors.

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Product Identifiers

Manufacturer Part Numbers:

vivitek d791st, acer d791st