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3M X21

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
- 3MDigital Projectors for meetings, presentations and conferences. Customers have diverse and individual needs. 3M has a solution for each and every one.For commerce and industry, our digital... More
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3 Reasons For

Has a Built-In Speaker(s)

The 3M X21 has a built-in speaker(s). Most of the other 500:1 contrast ratio multimedia projectors that have been around for a comparable time to the X21 also have a built-in speaker(s).

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Quite Bright Projector Brightness

At 2,700 ANSI lumens, the 3M X21 has a fairly bright projector brightness compared to most of the other comparable spec projectors that came out more than two years ago. The projector brightnesss of projectors that have been around for a similar time to the X21 range from 1,500 ANSI lumens to 3,200 ANSI lumens, and the average projector brightness is 2,500 ANSI lumens.

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Very Light

The average weight of multimedia projectors that have been on the market for a comparable time to the X21 is 3.1kg, and the weights range from 1.7kg to 4.7kg. The 3M X21 is quite light (only 2.2 kilograms) compared to most of the other 500:1 contrast ratio multimedia projectors that were released more than two years ago.

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5 Reasons Against

Does Not Support Full HD

Like most of the other projectors that are a similar age to the X21, the 3M X21 does not support full HD.

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Does Not Support 3D

The 3M X21 does not support 3D. Most of the other projectors that have been on the market for a similar time to the X21 also do not support 3D.

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Does Not Support Wi-Fi

The 3M X21 does not support wi-Fi. Most of the other 500:1 contrast ratio multimedia projectors that came out more than two years ago also do not support wi-Fi.

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Very Short Service Life of Lamp (economic Mode)

Similar spec data projectors that were released around the same time as the X21 have service life of lamp (economic mode)s of between 4,000h and 6,000h, and the average service life of lamp (economic mode) is 5,000h. With a service life of lamp (economic mode) of only 4,000 hours, the 3M X21 has a quite short service life of lamp (economic mode) compared to most of the other multimedia projectors of this type and age.

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Quite Short Service Life of Lamp

With a service life of lamp of only 3,000 hours, the 3M X21 has one of the shorter service life of lamps amongst comparable spec projectors of this age. The shortest service life of lamp of 500:1 contrast ratio multimedia projectors that are a comparable age to the X21 is 220h, the longest is 6,000h, and the average service life of lamp is 3,900h.

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2 Other reasons to consider the 3M X21

Released Over Four Years Ago

This 3M projector has been on the market for over four years.

XGA (1024x768) Projector Native Resolution

This multimedia projector has a projector native resolution of XGA (1024x768), which is the most frequently found projector native resolution on multimedia projectors of a similar type and age to it.

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Specification

Projector
Contrast Ratio (typical)
Projector Native Resolution
Projector Brightness
Projection Technology
Lamps
Lamps Quantity
Service Life of Lamp (economic Mode)
Service Life of Lamp
Lens System
Throw Ratio
Focus
Video
3D
Full HD
Ports & Interfaces
DVI Port
AUX in
S-Video Inputs Quantity
Component Video (YPbPr/YCbCr) in
Audio (L,R) Out
Composite Video in
VGA (D-Sub) Ports Quantity
AC (power) in
AV Output
Networking
Wi-Fi
Ethernet LAN
Storage
Card Reader Integrated
Performance
Plug and Play
HDCP
Multimedia
Built-In Speaker(s)
TV Tuner Integrated
RMS Rated Power
Number of Built-In Speakers
Design
Form Factor
Colour of Product
Product Type
Display
Built-In Display
Power
Power Source
Weight & Dimensions
Weight
Height
Depth
Width
Other Features
Dimensions (WxDxH)
Network Ready
Power LED
Connectivity Technology
Aspect Ratio
USB Mass Storage

+- Manufacturer's Description

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