A Triumph Speed Triple S averages €8,450 across all model years. Right now 1 are listed for sale, with the cheapest sitting around €8,450 (typically older years) and the priciest around €8,450 (recent years). The median is €8,450. A good price for a Triumph Speed Triple S is under €8,450; anything over €8,450 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €6,338 to €7,605 for this model, depending on year and condition.