1. The concept is different. Settlement of foreign exchange refers to the settlement of purchase and sale of foreign exchange by enterprises or individuals according to the exchange rate. Buying cash is to change local currency cash into foreign currency cash, and the handling fee is slightly higher than buying foreign exchange, which can be reflected in the daily foreign exchange selling price (the price that banks sell to customers) and the cash selling price issued by China Bank.

2. There are individual differences. The purchase of foreign exchange is mostly for personal use. Usually, when traveling or studying abroad, you go to the bank to purchase foreign exchange. Settlement of foreign exchange mostly occurs in enterprises, which is the behavior of buyers and sellers to settle the payment through banks after the completion of import and export transactions.

3. The number of applications is different. There is a certain limit for individuals to purchase foreign exchange, and corresponding materials need to be provided if the limit is exceeded; There is no limit to the settlement of foreign exchange, as long as the amount agreed in the contract is met.