Using Bill Presentment, you can view bills presented by billers, and pay the amount mentioned in presented bill. Through Bill Payment, bills are not presented. You can pay anytime by providing amount you wish to pay.
For Bill Presentment or Payment, you must register the biller through Internet Banking and the registered biller list will appear in your iMobile for bill payment. In Quick Pay however, you can pay your bills without registering billers, in a few steps, simply by entering the biller details and amount.