Avalanche vs snowball
Avalanche targets the highest interest rate first; snowball targets the smallest balance first.

Savings & retirement
Compare the debt-avalanche and debt-snowball ordering using up to three balances and one monthly payment budget.
✓ 2026 rules · Last verified August 2026 · Based on official Canadian sourcesEstimated avalanche payoff time
Planning estimate — not financial advice.
Understand the result
Avalanche targets the highest interest rate first; snowball targets the smallest balance first.
Accrues interest monthly and directs the payment to the highest-rate debt for avalanche or the smallest balance for snowball. It assumes no new borrowing and no separate minimum-payment constraints.
Real accounts have minimum payments, fees, promotional rates and compounding conventions. If the payment does not cover interest, seek qualified credit counselling.
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The avalanche method targets the highest interest rate first and generally minimizes interest cost, while the snowball targets the smallest balance first and can provide faster psychological wins. The best method is one you can follow consistently.
The payoff date depends on each balance, interest rate, minimum payment and any extra amount you can contribute monthly. A planner can recalculate the timeline as debts are eliminated and payments are rolled to the next balance.
Extra payments reduce principal earlier, which decreases future interest. The saving is usually greatest when extra money is directed toward high-interest balances and when payments begin sooner.
For minimum interest cost, prioritize the highest effective interest rate after making all required minimum payments. If motivation is the bigger obstacle, paying the smallest balance first may be easier to sustain.
A basic emergency fund can prevent new debt when an unexpected expense occurs, while high-interest debt often deserves aggressive repayment. The right balance depends on interest rates, employer matching, financial risk and available cash flow.
Methodology & official sources
Accrues interest monthly and directs the payment to the highest-rate debt for avalanche or the smallest balance for snowball. It assumes no new borrowing and no separate minimum-payment constraints.
Real accounts have minimum payments, fees, promotional rates and compounding conventions. If the payment does not cover interest, seek qualified credit counselling.
ca.expanded.2026.v1 · Effective 2026-01-01 · 2026 rules · Last verified August 2026 · Based on official Canadian sources