First of all, both buyers and sellers of futures have the obligation to fulfill the contract and must deliver it on the maturity date. In the option, only the seller undertakes to perform the obligations, and the buyer only enjoys the rights and does not undertake the obligations. Secondly, there is a non-linear relationship between the return of options and the return of underlying assets, and there is no fixed proportional relationship between them, but there is a fixed proportional relationship between the return of futures and the return of underlying assets. In addition, the option seller needs to pay the deposit as the performance guarantee, the buyer does not, and both the futures buyer and the seller need to pay the deposit. Finally, there are far more options contracts than futures contracts. What I said may not be so complete. You can watch the financial option futures video tutorial. Study more and you will know the difference between the two.