Opportunity Cost Calculator

Compare two financial choices over time. See how much choosing Option A over Option B really costs you in the long run.

Option A Amount ($)e.g. buy a new car

Option A Annual Return (%)Depreciation or return

Option B Amount ($)e.g. buy a used car

Option B Annual Return (%)Return if invested

Time Horizon (Years)How long to compare

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About the Opportunity Cost Calculator

Free online opportunity cost calculator. Quick, accurate results. All calculations run in your browser — no signup needed.

Example: Try the default values to see how it works.

How to use: Enter your numbers. Results update automatically as you type.

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Disclaimer: This calculator is for informational purposes only. Results are estimates and should not be considered financial advice. Verify important calculations independently.