A Vespa GTS Super Tech 300 averages €6,257 across all model years. Right now 4 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 €6,120. A good price for a Vespa GTS Super Tech 300 is under €5,990; anything over €6,387 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €4,590 to €5,508 for this model, depending on year and condition.