Most types of compact digital cameras must be sacrificed the measure when want to include a larger optical zoom (more than 3-5x optical zoom). Nikon Coolpix S8000 has claimed himself as a digital camera with the smallest size in the world but has the biggest zoom that is 10x optical zoom.
Nikon released new coolpix that is coolpix 3100 as replaced previous product nikon coolpix 2100. Difference between coolpix 3100 and coolpix 2100 just in pixel. Old product have 2MP and now for new coolpix have 3MP. Also for promote coolpix 3100 nikon lauch eye catching advertisment like image above and below.