1. Futures is a contract that must be performed in the future, but the delivery time must be determined; Crude oil is traded 24 hours a day.
2. Domestic regional market; Crude oil is an international market.
3. From the perspective of trading time, futures trading is 4 hours; Crude oil for 24 hours
4. But market makers are different from exchanges: futures trading is generally concentrated in futures exchanges; There is no centralized matching transaction for crude oil.
5. Futures are formed by centralized bidding of all traders in the exchange; The price of crude oil is quoted by international crude oil market makers.