A new plug-in hybrid S580e model joins the lineup this year and features a 510-hp hybrid … See more

We think the ultimate luxury item is a powerful engine, so we'd pay extra to have the top-spec 496-hp V-8 and the more prestigious S580 trunk-lid badge. See more

Mercedes offers the S-class sedan with either a 429-hp turbocharged 3.0-liter inline-six-cylinder engine on the S500 or a 496-hp twin-turbo 4.0-liter V-8 on the S580. Both power… See more

The EPA estimates the S580e's electric range should be 46 miles, giving it a lengthy head start before its inline-six engine awakens. However, during our range test, … See more

The six-cylinder S500 is rated at 21 mpg in the city and 30 mpg on the highway. Stepping up to the V-8-powered S580 drops those estimates to 16 mpg city and 25 highway… See more