BMW Z4 (E85)

The BMW Z4 E85 is trading at a median of $14,775 in the US market, up 25 percent year-over-year—a meaningful appreciation for a model that's now approaching two decades old. This uptick reflects growing recognition of the first-generation roadster's place in BMW's lineage and rising interest in naturally aspirated sports cars more broadly.

The sample size of 12 transactions over the past 12 months is modest but consistent with moderate market liquidity. With 19 total sales tracked and zero active listings at present, the market moves quietly; buyers and sellers should expect unhurried transaction timing but reasonable depth when cars do surface.

The E85 qualifies as a stable modern classic with a collectibility score of 5, sitting in that middle ground between used sports car and genuine collector piece. Desirability is moderate, and without production-volume data, pricing hinges on condition, mileage, and specific configuration—particularly engine choice and transmission type.

Typical transacted examples carry around 44,700 miles, suggesting that owners are driving these cars rather than preserving them as static assets. This pattern is consistent with the Z4's character: a usable roadster rather than a garage queen.

The three- and five-year outlook projects flat pricing at the current median of $14,775, reflecting medium confidence in sustained momentum. While the 25 percent year-over-year gain is encouraging, there's no consensus trajectory emerging from the market data. The signal remains HOLD, appropriate for a market that's appreciating but not decisively trending upward.