If you’ve been on the fence about pulling the trigger on your dream performance car, now might be the time to – very carefully – pick your target for practical reasons. Peruse the classifieds and you’ll find some nearly new high-performance cars that seem immune to the effects of depreciation. But even by its own high standards, the 718 is performing even better when it’s fitted with the 4.0-litre flat-six engine. In the classifieds, most examples have retained an incredible amount of value, even with a few thousand miles on the clock. Spyders are a typical case of good residuals, but there was also some hype about the RS derivative.