New Sony Cybershot S980 and S930 add to the entry-level

The Sony S-series, their new entry-level, or to be more politically correct, "entry point", has two new members in its line-up today with the Cybershot S980 and Cybershot S930. This is in addition to the S950 which was announced at CES 2009.

So how do you sort out these models?
+ The S980 has a 12mp sensor and 4x optical zoom and costs $150
+ The S950 has a 10mp sensor and 4x optical zoom and costs $130
+ The S930 has a 10mp sensor and 3x optical zoom

Further Reading
+ dpnow.com
+ Imaging Resource