U.S.-based market research group Strategy Analytics said 84 million camera phones were sold, or 16 percent of the total handset market, compared with 18 million in 2002.
The cameraphone market overtook the digital compact camera market, which amounted to 49 million units worldwide.
Pictures taken with a mobile phone are of much lower quality than those snapped with digital cameras, in part due to less advanced light sensor chips.
Mobile phones are also too small to contain lenses that can zoom and focus, although phones with such lenses could be on the market in the next few years.
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