Save or Pay Off Debt First?

It's the classic financial dilemma. Use this tool to see which strategy yields the higher net return.

Compare Rates

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Debt Details

%
e.g. Credit Card (15-25%), Mortgage (3-7%)

Savings/Investment Details

%
%
Taxes reduce investment returns

Recommendation

Best Strategy
Pay Off Debt
You save $600 by paying debt

The Math (After-Tax Comparison)

Effective Cost of Debt 18.00%
Effective Return on Savings 4.56%


Net Gain/Loss 13.44%

This calculation compares the immediate, guaranteed return of paying off debt versus the after-tax return on savings.

Save vs. Pay Off Debt: The Ultimate Financial Dilemma

Should you use your extra cash to pay down debt or invest for the future? It's a question that stumps even savvy investors. The answer depends on your interest rates, tax situation, and financial goals. This calculator compares the guaranteed return of paying off debt vs. the potential return of investing.

The Guaranteed Return of Debt Payoff

Paying off debt provides a risk-free return equal to your interest rate. If you have a credit card with an 18% APR, paying it off is mathematically equivalent to finding an investment that guarantees an 18% after-tax return. That is impossible to find in the stock market.

The Upside of Investing

If your debt is "cheap" (like a 3% mortgage or 4% student loan), investing in the stock market (historically ~7-10% return) might yield more wealth in the long run. Plus, contributions to 401(k)s often come with employer matches—which is essentially free money.

The Emotional Factor

Math isn't everything. Being debt-free provides peace of mind that can't be calculated. Many people choose to pay off their mortgage early just to sleep better at night, even if the math says investing is slightly better.

Frequently Asked Questions (FAQ)

What about my emergency fund?
Always build a small emergency fund ($1,000 - $2,000) before aggressively attacking debt. You don't want to be forced to use credit cards when a car repair pops up.
Does the calculator account for risk?
No calculator can predict the future. Paying off debt is 100% safe. Investing in the stock market carries the risk of losing money.

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