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Investment decision tool by Smart Financial Reports

Opportunity Cost Calculator

Compare two investment alternatives using cash flows, NPV, payback, risk, and scenarios. See what you may give up when choosing one option over the other.

Enter the two alternatives

Guide: Enter the initial investment and expected cash flow profile for each option. Use the same currency and time horizon for both options so the comparison is fair.
Option A
Alternative 1
Option B
Alternative 2

What is an Opportunity Cost Calculator?

An opportunity cost calculator helps decision makers compare two alternatives and understand the value of what may be lost by choosing one option over another. It is useful when capital, time, or management attention are limited and the company must choose the option with the best overall value.

How to use this tool

  1. Enter the same analysis period and discount rate for both options.
  2. Add the initial investment, first-year cash flow, growth, and terminal value.
  3. Select risk level and strategic fit for each alternative.
  4. Run the analysis and review the NPV difference and opportunity cost.
  5. Export the report for discussion with partners, managers, or investors.

Practical example

A business may compare opening a new branch with investing in an ecommerce platform. Even if both options are profitable, the opportunity cost shows how much value the business may give up by choosing the lower-value alternative.

When to use it

Use it before allocating capital to expansion, equipment purchases, marketing campaigns, product launches, hiring plans, or any decision where choosing one path means delaying or rejecting another path.

Related tools

Opportunity cost analysis is stronger when combined with investment valuation and cash-flow tools:

Professional disclaimer

The results are based on assumptions entered by the user and should be used as decision support, not as a final investment recommendation. For major investment decisions, use detailed feasibility studies, sensitivity analysis, and professional financial advice.