It's still spacious even with four adults in the car; although, tall people may be uncomfortable riding in the car for long periods of time. (carsdesk.com)
After driving the car for a short time I became aware of the very uncomfortable ride due to the run - flat tyres. (whatcar.com)
It sounds comfy and I don't do well with long uncomfortable rides... but I don't know if I'd be down with missing out on all the cultural sights! (probearoundtheglobe.com)