A BMW R 1100 S averages €3,115 across all model years. Right now 6 are listed for sale, with the cheapest sitting around €2,650 (typically older years) and the priciest around €3,490 (recent years). The median is €3,250. A good price for a BMW R 1100 S is under €2,875; anything over €3,288 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €2,437 to €2,925 for this model, depending on year and condition.