Follows Bank of England announcement
A mortgage broker is calling on lenders to make it easier for homeowners to switch.
It's after the Bank of England announced its first rise in interest rates for a decade, a move likely to increase repayments for 14,000 Islanders.
Research carried out by online mortgage broker Trussle, has found those on Standard Variable Rate (SVR) mortgages pay an average of £5,000 a year more than they need to - despite many not even knowing what the terms mean.
The company's founder, Ishaan Malhi, says many are put off comparing the options: