All sorts of scenes: portraits, up-close macro, landscape. For personal use.

when u say u r an intermediate photographer and care about image quality - P510 should be out of ur list when d5100 is in , get 1 prime glass and a sturdy tripod to get the best results - invest in extension tubes or macro filters for macro photography - for video considerations - try evaluating the D3200 rather

For going in the Navy I'd say neither of these cameras, at least for now. For now get an inexpensive, small, point-n-shoot so you don't miss 'awkard' pictures when you first go in.

Having said this, I'd look to a DSLR, or at least something with interchangeable lenses. But don't wait too long, until everything that seemed 'exotic' is now just everyday at where ever....like I did  ;(   Good luck, and God speed sailor...from an Army 'bullet magnet' (infantry).