Fixed-rate expiry calculator
Fixed-rate expiry
Model a follow-on rate when your deal ends.
Plan for your deal expiry
Illustrative£
%
years
%
%
The calculation uses whole monthly payments: a later day within the expiry month counts the next scheduled payment. The entered expiry date is estimated as 24 months away.
Projected balance at expiry
£237,015.52
Follow-on payment£1,656.40
Alternative payment£1,494.62
Monthly difference-£161.78
21 years and 0 months remain after expiry.Changing rate at expiry is assumed to keep the remaining term unchanged. Fees, ERCs and affordability checks are not included.
Assumptions and limits
This is an illustration, not a mortgage offer or remortgage recommendation. The remaining contractual term is unchanged. Whole calendar-month payment periods are counted as described above. Calculations retain full precision and displayed currency is rounded to the nearest pound. Product, legal, valuation and broker fees, ERCs, affordability checks and lender eligibility are excluded.
After the fixed deal
Remaining-term comparison
| Scenario | Rate | Payment after expiry | Total interest from today |
|---|---|---|---|
| Lender follow-on | 6.00% | £1,656.40 | £202,345.90 |
| Alternative rate | 4.80% | £1,494.62 | £161,576.98 |
| Difference | -1.20 percentage points | -£161.78 | -£40,768.92 |