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Interest rate comparison

Put two offers side by side and compare the full cost, not just the rate.

Interest rate comparison

Offer A: monthly payment, total cost
Offer B: monthly payment, total cost
Cheaper by

The starting numbers are placeholders so you can see the layout. They are not quotes, rates or recommendations. Replace them with your own figures.

The formula

monthly payment = P × r ÷ (1 − (1 + r)−n) with r as the annual rate ÷ 12 and n as years × 12. Total cost = payment × n + upfront fees.

Sources and official links

Last reviewed: November 12, 2026. Runs in your browser. Nothing you type is stored or sent.