I was out this afternoon with the Nokia 808 Pureview smartphone that packs a 41 megapixel camera and Carl Zeiss lens. Here's one of my shots from today:
This was processed in Lightroom 4.1 from an 8MP JPEG, so one of the modes that combines several sensor pixels to make one better quality image pixel. I added some clarity to bring up the cloud definition and also added some vignette.
Just to underline how sharp the camera is on the 808 Pureview here is a zoomed in view of some tree branches: