Per the CEO, after deciding an electric Boxster and Cayman would be both economically feasible and dynamically satisfying, only then did Porsche approach the rest of Volkswagen Group for potential product synergies. Audi Concept C AudiThat collaboration will come from Audi in the form of the Concept C's production-ready successor. According to Classic.com, the gas 718 Cayman (2017–2025) is worth an average of $126,291, while the Boxster is worth $113,143. CarBuzz Insight – Why This Matters:Porsche 718 Audi TT Prototype CarBuzz/ValnetPorsche's method of improving profitability has a few different components. But the automaker's decision to forge ahead with the all-electric 718 Cayman and Boxster feels antithetical to its need to improve profits.