Weight less than 6 oz takes you right to the ultra thin cameras.

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I suggest you read the review of the Canon SD500.

http://www.steves-digicams.com/2005_reviews/sd500.html

It is 7 megapixels.

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The 5 megapixel SD400 will be available in a week or so. So far, I have not found any reviews of the SD400.

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