Well, I used to own a 13B N/A RX-7, and yes they kinda sound like that (mine backfired when I would shift gears at WOT, kinda funny sounding). But as far as performance goes you can't compare them, look at the "Mods" on the VW, 12.41 1/4 mile with a supercharger and NOS. I know NA Rx-7 guys...