Mercedes is working on a rival to the Porsche Panamera and the Audi A7 and more details on the upcoming model have started to emerge.

According to Autobild, the model new model will be based on the next generation CLS and will have styling cues from the AMG GT sportscar. The new model is tentatively called the GT4 and will come with a 4 seater interior.

The GT4 will most probably be powered by a 4.4 litre twin turbo V8 engine that would put out approx 500 and 600 horsepower. The new model could also get brakes, suspension and system steering from the next-generation E63 AMG S along with adaptive air suspension, dynamic engine mounts and an electronic locking differential.

Mercedes could launch the GT4 in the year 2019

Source: Worldcarfans and Autobild