Mortgage renewal calculator

Compare the rate your lender offered with another rate: monthly payment, interest over the term and balance at the end of the term.

Mortgage rules last reviewed: September 29, 2026

$480,000
$
yrs
%
%
yrs
Estimated interest saved over the term
$11,368
4.39% compared with 4.89% over 5 years
Monthly payment, offered rate
$2,958
Monthly payment, comparing rate
$2,828
Monthly payment difference
$130
Interest over the term, offered rate
$108,281
Interest over the term, comparing rate
$96,913
Balance at end of term, offered rate
$410,777
Balance at end of term, comparing rate
$407,231
Offered rate 4.89%
Monthly payment
$2,958
Interest over the term
$108,281
Balance at end of term
$410,777
Comparing rate 4.39%
Monthly payment
$2,828
Interest over the term
$96,913
Balance at end of term
$407,231
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For illustration only. Not a rate quote, approval or pre-qualification.

How this is calculated

  • Switching lenders can involve legal and appraisal costs. Weigh them against the interest difference.
  • Since November 21, 2024, a straight switch of the same amount and amortization to another federally regulated lender generally does not require re-passing the stress test. Lenders' policies vary.
  • Estimates only. They assume monthly payments, semi-annual compounding and a rate that stays fixed for the whole term.

Calculator disclaimer

Calculators are provided for general informational and illustrative purposes only.

Results are estimates and may not reflect lender-specific qualification requirements, mortgage-insurance premiums, taxes, fees, available products, payment calculations or other transaction costs.

Calculator results do not constitute:

  • Mortgage approval
  • Pre-approval
  • A rate commitment
  • A lending commitment
  • Financial advice
  • Tax advice
  • Or legal advice

Mortgage rules, rates and lender requirements can change.

For advice about your specific circumstances, speak with the appropriate licensed professional.

But how does this apply to your business income?

This calculator estimates the numbers you entered. How a lender treats your salary, dividends or business income is a separate question, and it's the one the Mortgage Readiness Review looks at first.