The familiar twin turbocharged 3.8-litre flat six remains from the first generation 991 Turbo ... the S model uses different, bigger turbochargers from the basic Turbo model.

Experience the Porsche 911 (991) Carrera S as it drives through the city, showcasing its signature exhaust sound and smooth acceleration ... long Social Security, $1.5M nest egg would last ...

You’d need gyroscopic inner ears to identify the extra straight-line performance over the previous model, but as ever, the Turbo S thumps along on an enormous, effortless wave of torque.

The final road car is even more special. It’s the only 991.1 car of the lot and is a 911 R – the 698th of just 991 cars built. Painted white with red stripes, it gets the lightweight single ...