How much is a Porsche 928 S4?

Based on the current Porsche 928 S4 listings for sale on Classics on Autotrader, you may find some that cost as low as $15,750 and max out around $69,000. While the average price of a Porsche 928 S4 is around $38,316, take a look at all the features, the vehicle's condition, and mileage to find the best deal.