我可以同类比。花呗支付的手续费0.8%,而visa高达3%至5%,同类也查6倍呀。你还是没搞懂错在哪。必须Debit vs Debit
The average debit card interchange of a covered transaction is at 0.48% or $0.23.
The average credit card processing fee cost for card-present transactions ranges from 1.70% – 2.05% for Visa, Mastercard and Discover. Amex fees are slightly higher.
The average credit card fee cost for card-not-present transactions ranges from 2.25% – 2.50%.