PAUL NOBLE

Power Points

With its more potent engine, the Mercedes-Benz S63 AMG sedan outscores the S550.  After introducing the new-generation S-Class last year with the line’s most modest member, the $94,400 S550 sedan, Mercedes-Benz began presenting quicker and costlier variants, the first of which was the S63 AMG 4Matic sedan. Priced from about $141,500, the S63 AMG is […]