The supremely refined Mercedes S-Class Coupé is fast, comfortable and stuffed full of technology. It's one of the best luxury coupés you can buy.get the best price
S63 and S65 are AMG cars, so they get their own specifications that are mainly focused on mechanicals, such as reworked suspension and quicker steering to provide a more focused drive. There are also more aggressive visual tweaks. Given that the S-Class Coupé makes for a better comfortable cruiser than it does a sports car, we’d save the cash and keep it simple.
Engine: S63 
The 4.0-litre V8 is extremely quick and sounds fantastic but it’s considerably more expensive to buy and will cost more to run than the S560.