The last payment may be more or less than your regular monthly payment. It could be more if, during the life of your loan, you made any payments after your regularly scheduled due date. This would have increased the daily interest charge, and therefore, increase the final payment amount.
It could be less if, during the life of your loan, you made any payments before your regularly scheduled due date. This would have decreased the daily interest charge, and therefore, decrease the final payment amount. if you paid more than your payment amount