A Vespa GTS Super Tech 300 averages €6,346 across all model years. Right now 3 are listed for sale, with the cheapest sitting around €5,990 (typically older years) and the priciest around €6,799 (recent years). The median is €6,250. A good price for a Vespa GTS Super Tech 300 is under €6,120; anything over €6,524 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €4,688 to €5,625 for this model, depending on year and condition.