Canon Powershot SD600 vs Canon PowerShot SD30 digital cameras reviews
We prefere 2.4" lcd screen size at model Powershot SD600 than 1.8" built at model PowerShot SD30.
Canon Powershot SD600 has 6Mpix and Canon PowerShot SD30 has 5Mpix. It means that Canon Powershot SD600 is able to produce pictures with more details (better quality).
Canon Powershot SD600 has optical zoom 3x. Canon PowerShot SD30 has poorer optical zoom ability of 2.4x.