A RimBlades USA study examines the value of classic Porsche models against the S&P.
The 1956 356A 1600 Speedster and a 1997 993 Turbo are among the Porsche cars considered. 
How did theses and other classic Porsches perform against the S&P" The results might surprise you.

Here’s one of those nifty stories about how much you would have made or lost buying and selling a particular kind of car versus the stock market. In this case, it’s Porsche versus the Standard & Poors 500 stock index. Stories like this come up every so often, and they actually go pretty far back. I once read a study that tied the Dow Jones into a woman’s hem lines in the 20s and 30s.
So something might or might not track with stock values, but the real question is can you make money off the car you just bought" Solid Gold Volvos
I was hanging out with my friend Carl The Mechanic at his shop many moons ago. I got there just as a customer was paying up and leaving. He was glowing over some new Volvo station wagon with a bunch of factory performance stuff, concluding: “I have to buy one! The money I’ll make selling it will pay my kids college tuition.”
After he left, Carl looked at me and said, “why don’t people understand you never make money with cars, you only lose money"”
Some Exclusions Apply . . .
Obviously this is not true across the board. If you buy something rare now, chances are, it’ll be worth more in the lon...