Mortgage calculator

Mortgage refinance comparison

Compare payment, interest, transaction costs, and remaining balance over the same period.

Reviewed August 31, 2026Illustrative estimate
Current mortgage
Proposed mortgage
Estimated net savings$8,585Over 36 months, including entered penalty and costs.
Monthly payment change
$553 lower
Current interest
$78,607
Proposed interest + fees
$70,022
Proposed balance difference
$2,325 more owing

Assumes both rates remain unchanged through the comparison period. It does not predict approval or include taxes, insurance, or unentered costs.

How to use this estimate

Use current documents.Enter figures from the mortgage statement, renewal offer, payout quote, appraisal, or commitment where possible.

Compare like with like.Use the same balance, time period, and payment frequency when comparing alternatives.

Check the actual terms.Qualification, fees, compounding, privileges, and lender calculations may produce different results.

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