The cost of the Taipei Mass Rapid Transit System, now being rushed to its completion, will total more than NT $ 400 billion; Kaohsiung's mass transportation system, now in the detailed planning stage, will cost roughly NT $ 230 billion.
此外，大台北捷運系統的總經費是四千多億元，目前正加緊趕工中；已進行細部設計的高雄都會區捷運也相當昂貴，大約要花掉二千三百億元。