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DPChallenge Forums >> Hardware and Software >> Canon S45 4 mp why only 3.9
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 08/05/2006 03:47:43 PM · #1
My mom owns a Canon s45 camera that says on the camera '4 megapixels'... but how come when you add up how many pixels there are there is only 3.9 megapixels? Is this common to 'round up' to the nearest megapixel or what gives?
 08/05/2006 03:51:24 PM · #2
Very common.

R.
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