Kia Rio Hybrid
Kia will be unveiling a Rio hybrid at the Geneva Auto Show on March 6th. A 4 cylinder gas engine (90 hp) attached to a 12 kW electric motor...

The Kia Rio is a compact sedan with an EPA rating of 29 City/ 38 Highway. The 2007 model comes with a MSRP of $10,770 - $14,345 according to Edmunds. I would imagine the price range of the hybrid (if it's a full hybrid) would come in at at several thousand more. But the fuel economy savings could be in the 40's? But this is all speculation at this point
In order to test the new hybrid, Kia will release almost 4,000 Rio Hybrids to the Korean Ministry of the Environment.