Savings rates offered by some high street banks are shortchanging customers by more than £300 every year compared to challenger banks, Which? s three year analysis has found.
It means millions of bank savers continue to receive a derisory 0.01 per cent of annual interest on their money in instant access savings accounts and cash Isas - 10p for every £1,000 saved.
It means millions of bank savers continue to receive a derisory 0.01 per cent of annual interest on their money in instant access savings accounts and cash Isas - 10p for every £1,000 saved.