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Free CAPEX Ratio Calculator

Calculate the CAPEX ratio (cash flow from operations ÷ capital expenditures).

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The CAPEX ratio measures whether a company generates enough cash from its core operations to cover its own capital spending, without needing to borrow or raise outside capital to fund growth or maintenance investments.

How it works

Enter cash flow from operations and capital expenditures, and the calculator applies CAPEX Ratio = Cash Flow from Operations ÷ Capital Expenditures.

  1. Enter cash flow from operations ($).
  2. Enter capital expenditures ($).
  3. Click Calculate to see your results.

Examples

Self-funded capital spending

A company with $500,000 of operating cash flow and $200,000 of capital expenditures has a CAPEX ratio of 2.5 — its operations alone generate 2.5 times what it needs to cover its capital spending.

Who should use it

  • Assessing whether a company can self-fund its capital investment needs.
  • Investment analysis and financial statement review.

Industry applications

  • Corporate finance and financial analysis
  • Investment analysis and equity research

Advantages

  • Simple, direct measure of self-funding capacity for capital spending.
  • Easy to calculate from figures already on a cash flow statement.

Limitations

  • Doesn't distinguish between growth capex (expansion) and maintenance capex (keeping existing assets running) — the two have very different implications.

Common mistakes to avoid

  • Comparing CAPEX ratios across companies at very different growth stages (a fast-growing company reinvesting heavily naturally has a lower ratio than a mature one).
  • Treating a ratio below 1 as automatically bad — many companies deliberately fund growth investments with external capital.

Best practices

  • Compare CAPEX ratio trends over time for the same company, rather than a single snapshot, to see if self-funding capacity is improving or declining.
  • Interpret alongside the company's growth stage — a young, fast-growing company will naturally look different from a mature one.

Tips

  • Look at this ratio over several years rather than one period alone — a single year can be skewed by one large, unusual capital project.

Frequently asked questions

Yes, with no signup and no limit on how many calculations you run.
It means operating cash flow alone doesn't cover capital spending, so the company likely needs debt, equity, or existing cash reserves to fund its capital expenditures — not necessarily a problem (many growing companies do this deliberately), but worth understanding.
Spending on long-term physical assets — property, equipment, buildings, major software/infrastructure investments — as opposed to routine operating expenses.
Not necessarily — an extremely high ratio combined with very low actual capital spending could also indicate a company under-investing in growth, so it's worth interpreting alongside the company's actual growth stage and strategy.

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