Also recommend the Marriott Fisherman's Wharf. I forget if this is a cat 4 or cat 5 hotel.
I enjoyed my stay there. Fisherman's Wharf is touristy but if that's what you are, it's great. There are real pics from inside the room at HotelScoop:
http://www.hotelscoop.com/hotelDetai...p?Hotelid=5024
You can see what to expect when you get there.