I have a spare set of RX-8 wheels. I don't think they're light by any means. My 18x9.5 Enkei RPF-1's feel like feathers compared to the 18x8 RX-8 stockers, and equally as strong if not stronger. My CX-5 19x7 stockers are heavy weights as well. It's as if they cast them with freakin' lead.