Debt Payoff Calculator — Snowball vs. Avalanche Strategy
Compare Debt Snowball vs. Debt Avalanche strategies with a side-by-side timeline and per-card payoff dates. Free, instant, and accurate.
Debt Payoff (Snowball/Avalanche)
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For your 3 cards totaling $7,450, Avalanche (highest rate first) beats Snowball by $268 in interest and gets you debt-free 2 months sooner. Snowball's smallest-first wins are better only if you need the early motivation boost.
Total Debt Across All Cards
$7,450
Total Minimum Payments / Month
$155/mo
Snowball — Total Interest Paid
▼ $2,617
Avalanche — Total Interest Paid
▼ $2,349
Interest Saved (Avalanche vs. Snowball)
▲ $268 saved with Avalanche
Scenario Comparison
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Snowball
Smallest balance first
2y 4m
Interest: $2,617
Avalanche
Saves MostHighest rate first
2y 4m
Interest: $2,349
$268 saved with Avalanche
Total Debt Payoff Timeline
Your Debts
| Card | Balance | APR | Min Payment |
|---|---|---|---|
Card 1 | $4,500 | 22.99% | $85/mo |
Card 2 | $2,100 | 19.99% | $45/mo |
Card 3 | $850 | 28.99% | $25/mo |
| Total | $7,450 | — | $155/mo |
Extra $200/mo = Your Secret Weapon
Even a small extra payment dramatically reduces total interest. The "rollover" effect — where a paid-off card's minimum becomes extra payment on the next — accelerates payoff exponentially. Increase your extra payment by just $100/mo to see a significant impact.
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