The z3 has probably hit the bottom of its depreciation curve though and nicer examples are getting more expensive in recent years. The nicest z3 (m-coupe with the s54 engine) is going for upwards of $50k in nice condition/low miles. WIN with Lancaster Insurance: With Mazda Miata MX5s, Porsche Boxsters and Honda S2000s rocketing in price, the BMW Z3 looks like somet One of the reasons that BMWs are so cheap is that the used market for them is oversaturated. Cars are products, just like any other, and when there's a lot of supply and not as much demand, then the prices drop. In case you have ever looked at a new BMW, you'll notice that they have really good lease deals on almost every model. 0 comments Earlier today, I saw a 1999 BMW Z3 2.3i Roadster sell on Cars and Bids for $6,700. It was a really clean example, with good mileage, in a great color, and looks very well sorted for One of the main reasons BMWs are so affordable is the easy lease returns. The price of cars typically drop when the supply is huge but no demand in the market. If you book a new BMW, you can check that they offer a good lease deal on all models. But do you know what happens after these cars are leased and returned at the end of the term? S8up9JV.