This flagship phone is the first to carry Sony's Cyber-Shot camera brand ... K790 is for Americas, while K800 is 3G version for Europe / Asia.

It's not huge, just not as pleasantly pocket-friendly as the K750 / W800 / W810: Since the K800 is a 3G phone for Europe and Asia, and Sony Ericsson isn't doing 3G phones for the U.S. just yet ...

Body Dimensions 101 x 44 x 17 mm (3.98 x 1.73 x 0.67 in) 105 x 47 x 22 mm (4.13 x 1.85 x 0.87 in) ...

Body Dimensions 105 x 47 x 22 mm (4.13 x 1.85 x 0.87 in) 103.5 x 49.3 x 10.9 mm (4.07 x 1.94 x 0.43 in) ...