Wi-Fi: that awesome technology that not only allows ethernet cable-free online connections, but also allows us creates a local network where we can connect to other machines, stream audio, video, share documents and also print them! The majority of printer's manufacturer these days have a wi-fi compatible unit. Our recommendation? The all-in-one scanner, copier and printer.
Epson Artisan 835-735 All in One. The 835 has a 7.8" smart touch panel on the front with all the controls for the printer. It also offers a 3.5" color LCD for previewing what you're printing without the need for a PC. It can print, scan, copy, and fax and has a 30-page automatic feeder. They even offer a version in white.
The printer has integrated 802.11n wi-fi and can print photos directly from the iPhone/iPad and sells for $199.99
HP Photosmart Premium Fax e-All-in-One Printer has a 50 page automatic feeder and also doesn't require a PC to print. It features ePrint which enables printing from across the room or even across town. Totally shareable between computers via wireless or wired connections and a memory card slot for print-lab quality photos direct from your camera. 9600 x 2400 dpi resolution and border-less printing on regular 8.5 x 11 paper makes it a decent photo printer. It's fast, at 32 ppm, so you won't have to wait a lot to get your color printouts.
Lexmark X4975VEThe X4975VE features a color 2.5" screen that displays menu settings and can select photos and operate the printer from that panel. Printing can be started without the use of a computer by simply inserting a memory card or a USB key in a slot located at the front. The resolution is 4800 x 2400 dpi. Wireless connection is a fast 802.11n, so transfer rate speed won't let you waiting for your prints.
At least this printer gets our vote for the best product photography of the three we featured here!