In my recent write up of two pretty overpriced 318ti M-Sports, I suggested that a vintage 635CSi would probably be a better option if you were looking for a collectable BMW for around the same ask of those two models. To put my theoretical money where my unfortunately quite real mouth is, here’s a lineup of the venerable E24 grand tourers. For a modest price you get a tremendous amount of style, sport, near bulletproof engine and drive train and a potential investment. I have five examples to look at; interestingly, four of them are the last of the run, rare to see mid-88 and up refresh models. Also interesting though less surprising is that none of them sits on their original wheels. That, and their birthplace may be the only thing that links them though, as they’re all quite different. Which would be the one you’d choose? Let’s take a look at the oldest: