The same 2448.4 yuan. The repayment amount of each installment is equal to the total installment principal divided by the number of installments, plus the installment fee of the current period. Take Huaxia Bank as an example, the installment fee is 70,000 yuan. If the standard installment fee is 0.72%, it will be divided into 36 installments. The principal of each installment 1944.4 yuan, the service fee is 504 yuan, and it will return to 2448.4 yuan every month. The total service fee is 504 times 36, which is equal to 1865438 yuan, plus 700004 yuan.