Mercedes-Benz has revised the engine line up for the E-Class and CLS adding new mild hybrid powertrains.

The E 450 4Matic joins the E-Class Coupe and Cabriolet line-ups, replacing the E 400 4Matic.

It uses an inline six-cylinder petrol engine with Mercedes-Benz’s EQ Boost technology. It has an output of 367PS, with an additional 22PS available thanks to EQ Boost.

The E 450 can deliver up to 32.1 mpg on the combined cycle (31.7 mpg for the Cabriolet) and emits 202g/km of CO2.

EQ Boost uses a 48 volt inline starter-generator. Prices start at £50,900 for the Coupe and £55,395 for the Cabriolet.

The Mercedes-Benz CLS 350 features an all-new four-cylinder petrol engine capable of producing 299PS. It features EQ Boost technology to generate a further 14PS.

It emits 162g/km and delivers up to 39.8 mpg. Prices start at £52,625.

Mercedes-Benz has also updated its diesel engines. Replacing the E 350 d Coupe and Cabriolet, the E 400 d 4Matic features a 3.0-litre inline diesel engine that generates 340PS.

The E-Class All Terrain also feature the new diesel motor, with prices starting at £64,445.

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