Models sold in North America are the S450 (2008-,SWB and Canada only), S400 Hybrid (2010- ), S550, S600, S63 AMG and S65 AMG; other models to be sold outside North America include the S280, S350, S300, S420 CDI and S320 CDI. The first W221 model released in North America and Japan was the S550 (called S500 outside North America and Japan), with the S600 arriving in the following spring. In the U.S., base prices for the W221 S-Class range from $87,475 for the S550, $14,975 for the S600, $12,775 for the S63 AMG and $194,775 for the S65 AMG.