Porsche factory and race car driver Jörg Bergmeister promised to take our journalist Mathis Kurrat along when he put the new Porsche 911 Turbo convertible to the test. With 397 kW of power, 660 Newton meters of torque and a top speed of 320 kilometers an hour, its specs are impressive. So is the supercar's price tag: close to 200,000 euros.