The Jaguar S-Type 4.2 sedan and the X-Type adds a ... interior appointments such as premium grade leather seats and the use of burl walnut veneers. On the 2005 model year XK8 grand tourer coupe and ...

The Jaguar XK coupe and convertible ... be properly restrained in a back seat, away from airbags. Never place an infant seat in the front seat. Suspension: 4-wheel independent with Adaptive ...

We would be inclined to say that you consider the £20k cheaper standard XKR Convertible as well, unless you really want the extra wings and the (admittedly lovely) Recaro seats of the R-S.