Lump Sum Calculator

Not sure how much you can save by making additional lump sum repayments? Let our Lump Sum Calculator help you. Simply enter your loan details, plus your additional lump sum contribution details and the Smartline Lump Sum Calculator will estimate how much interest and time you can save by paying off additional lump sums repayments. Our Savings Calculator will also help you work out how much you can contribute towards lump sum loan repayments.