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3M X21
3M X21

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3M X21 Projector

500:1 XGA (1024x768) 2,700 ANSI Lumens Oct 2012
Contrast Ratio (typical) Projector Native Resolution Projector Brightness Built-In Speaker(s) Release Date
Has a built-in speaker(s)
Fairly bright projector brightness
Does not support full HD

Available from international sellers only

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Multimedia

Has a Built-In Speaker(s)

The 3M X21 has a built-in speaker(s). Most of the other data projectors of this spec and age also have a built-in speaker(s).

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Video

Does Not Support Full HD

The 3M X21 does not support full HD, although it is worth keeping in mind that most of the other multimedia projectors that were released around the same time as this data projector also do not support full HD.

There are a number of other multimedia projectors which also support full HD that you might want to consider including the Optoma HD23[plb_1830006_price] which also has a higher rating.

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Projector

XGA (1024x768) Resolution

This projector has a projector native resolution of XGA (1024x768), which is the most frequently found projector native resolution on projectors that have been around for more than two years.

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Fairly Bright Projector Brightness

At 2,700 ANSI lumens, the 3M X21 has a fairly bright projector brightness compared to most of the other multimedia projectors that have been available for a comparable time to this data projector. 500:1 contrast ratio data projectors that were released more than two years ago have projector brightnesses of between 1,500 ANSI lumens and 3,200 ANSI lumens, and the average projector brightness is 2,500 ANSI lumens.

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Ports & Interfaces

Does Not Have a DVI Port

Like most of the other projectors that have been around for around the same time as this data projector, the 3M X21 does not have a DVI port.

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Lamps

Quite Short Service Life of Lamp

The average service life of lamp of projectors of this age and type is 3,700h. The 3M X21 has one of the shorter service life of lamps (only 3,000 hours) amongst 500:1 contrast ratio data projectors of this age.

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