Totally depends on you, your body shape, arms and leg length.
They sit quite high for many people, so people buy frames to sit lower
Josh Wheeler sells a lowering kit for RHD or LHD drivers seats, but I don't know if that works with RHD seats in a LHD car
Clio 3rs (197/200) Recaro CS Lowering Kit This complete kit includes everything needed to obtain a lower seating position from your factory fitted...
www.wheelermotorsport.co.uk
Might be worth asking him