A Triumph Thunderbird Sport averages €5,450 across all model years. Right now 1 are listed for sale, with the cheapest sitting around €5,450 (typically older years) and the priciest around €5,450 (recent years). The median is €5,450. A good price for a Triumph Thunderbird Sport is under €5,450; anything over €5,450 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €4,088 to €4,905 for this model, depending on year and condition.