I didn't do as well as I thought I would on this little pop quiz! I quess there are phones out there that are a heck of a lot better than my 'droid! I can see a P&S being hard to tell the difference to some extent under some circumstances...but a phone!
http://www.cnn.com/2011/IREPORT/09/22/phoneorslr.quiz.irpt/index.html