If you have multiple debts, throwing random amounts at each one every month is the slowest way to pay them off. Both the snowball and avalanche methods are more effective. Here’s the difference – and how to pick the right one.
How Both Methods Work
Both methods share the same structure:
- Make minimum payments on every debt
- Pick one debt to attack with extra money
- When that debt is gone, roll its payment into the next target
The only difference is which debt you attack first.
Debt Snowball – target the smallest balance first, regardless of interest rate. Once that debt is paid off, you take the money you were putting toward that payment and roll it onto the next-smallest debt owed. Quick wins, fast momentum. NerdWallet
Debt Avalanche – target the highest interest rate first. The avalanche method generally saves you the most on interest payments, particularly if you have loans with a wide range of interest rates. Slower to see progress, but mathematically superior.
A Simple Example
Say you have three debts and $150 extra per month:
| Debt | Balance | Interest Rate | Minimum |
|---|---|---|---|
| Credit card | $800 | 22% | $25 |
| Car loan | $5,000 | 8% | $120 |
| Student loan | $12,000 | 5% | $130 |
Snowball: Attack the $800 credit card first – it’s gone in about 5 months. Then roll that payment into the car loan.
Avalanche: Attack the 22% credit card first (same target here, coincidentally) – then the car loan at 8%, then the student loan at 5%.
In this case both methods target the same debt first. Where the difference shows up is when your smallest balance isn’t your highest interest rate – in those cases, avalanche typically finishes faster and saves more in interest, while snowball gives you an earlier win.
Which Should You Choose?
“Do you need more motivation and something simple to follow? Then stick with snowball. If you are disciplined and want to pay off the total debt fastest while minimizing overall interest, go with avalanche.”
Choose snowball if:
- You feel overwhelmed and need visible wins to stay motivated
- Your debts have similar interest rates (the math difference is minimal)
- You’ve tried budgeting before and given up – behavioral success matters most
Choose avalanche if:
- You have one debt with a significantly higher interest rate than the others
- You’re disciplined enough to stay the course without early wins
- You want to minimize total interest paid
The best method is the one you’ll actually stick with. A good-enough strategy executed consistently beats the optimal strategy abandoned after three months.
Before You Start Either Method
Build a small emergency fund first – even $500-1,000. Without it, one unexpected expense sends you back to the credit card you just paid off, undermining everything.
Then commit to minimum payments on all debts, pick your method, and automate as much as possible.
Related: How to Improve Your Credit Score