Remortgage Comparison Calculator UK

Switching deals only pays if the rate saving beats the fees. Compare your current deal with a new one and see the monthly saving, the saving over the fixed period, the breakeven point and the net saving after costs.

The Loan
Interest-only, as is typical for buy-to-let
£

Most BTL fixes are 2 years (24) or 5 years (60).

Current deal

Monthly payment

£1,083

New deal

Monthly payment

£842

Cost of Switching
Many BTL remortgages are fee-free
£

Keeps cash now, but you pay interest on it

£

Net saving over 24 months

£5,800

After fees, switching leaves you better off over the fixed period.

Monthly saving£242
Saving over 24 months£5,800
Upfront cost of switching-£0
Net saving£5,800
Current vs New Monthly Payment

Current

£1,083

6.50%

New

£842

5.00%

Monthly saving£242

New payment is on a loan of £201,999 (fee added to the balance).

Payments assume interest-only (BTL). Figures are before tax.

Breakeven in 0.0 months

You recover the upfront cost within the 24-month fixed period, then keep saving.

Not financial advice. For educational purposes only. Figures assume an interest-only mortgage (the buy-to-let norm) and exclude early repayment charges on your current deal, which can be significant. Verify rates, fees and ERCs with your broker and lender before committing.

Want the full deal analysis with stress testing and tax? Run it through the core calculator.

A lower rate is not always a better deal. A tempting headline rate can be wiped out by a four-figure product fee, especially on a short fix. The number that matters is the net saving over the fixed period and how quickly you break even, not the rate alone.

Frequently Asked Questions