Some are 2 seater and some are 4 as far as im aware.
Fantastic cars, but terrible on fuel, the engines only seem to use about 2/3 as much of the fuel/air mix going through them that a petrol engine does.
Actually very reliable other than the rotor tips wearing out.
AWESOME handling cars, one of the best chassis ever available on a mid market car IMHO, puts many so called supercars to shame IMHO!