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ViewSonic PJD7820HD
Optoma HD25
ViewSonic PJD5533w
Optoma W304M
Dell M900HD
ViewSonic PJD7820HD 1080p Projector
Optoma HD25 3D-Home Theater Projector
ViewSonic PJD5533w Projector
Optoma W304M Mobile Multimedia Projector
Dell M900HD Projector
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Release Date
Feb 2013
Mar 2013
Dec 2012
Mar 2013
Aug 2013
Type
DLP Projectors
DLP Projectors, 3D
DLP Projectors, 3D
DLP Projectors
DLP Projectors
Contrast Ratio
15000 : 1
20000:1
15000:1
10000:1
10000:1
Display Technology
DLP
DLP
DLP
DLP
DLP
Image Brightness
3000.0 ANSI lumens
2000.0 ANSI lumens
2800.0 ANSI lumens
3100.0 ANSI lumens
900.0 ANSI lumens
Platform
PC, Mac
PC, Mac
PC, Mac
PC
Form Factor
Portable
Portable
Average Rating
 4.6 stars
 4.3 stars
 3.5 stars
 4.0 stars
 3.8 stars