The new Porsche 911 Carrera accelerates to 100 kmh. Both new convertibles are equipped with the same engines as the coupe: Carrera convertibles 6-cylinder opposite 3.4-liter «boxers», with a capacity of 350 liters. With., Carrera S-3.8-liter opposite engines, 400 liter. With. Both cars are equipped with manual gearboxes with 7 speeds.