Thats kind of like asking about Fords VS Chevy's...well kinda. I have been asking and researching like you are trying to do here and mostly hear Epson and Canon as top choices. I personally have my eye on the HP 9180. Here is a site
Steve's Digicams - Main Menu that reviews printers and many other items that may be of interest to you. Good luck in your search and I will be following this thread in hopes of learning what you do.