Before you visit Macau, visit TripAdvisor for the latest info and advice, written for The exchange rate between the two currencies is more or less fixed at MOP. Convert money in Macau Pataca (MOP) to and from foreign currencies using up to date exchange rates. This is also true of currency. China, Hong Kong and Macau also all have their own currencies but where you can use which currency can be a. In particular you will want to read pokemon slots following article. You cannot use USD directly in Macau. Join them; it only takes a minute: Macau alongside Hong Kong Dollar   . I suppose, therefore, that you could save a minuscule amount by exchanging your money for patacas, but I rarely have done so and don't consider it worth the hassle for short stays in Macau.