The invention discloses an account selective method of a mobile terminal payment. The method includes steps as follows: the mobile terminal receives a payment requirement sent by a payment server; the mobile terminal judges whether needing to reset an acquiescent payment account, the acquiescent payment account is used for payment that is set according with the stored mobile terminal number and the mapping information of multi-account by the payment server; if yes, the mobile terminal sends a switch information to the payment server, the payment server sets the acquiescent payment account as the account being appointed by the switch information. The invention also discloses a system, the payment server and the mobile terminal for realizing the method. An embodiment of the invention realizes switch usage of multi-account in the payment course by the mobile terminal which is convenient for the user to payment, and increases the user's experience.