Payback Period Calculator

Calculate how long it takes to recover your initial investment from cash flows.

Investment Details

1 yr30 yrs
Formula: ROI = (Net Profit / Cost) × 100
ROI = (35,000 / 1,00,000) × 100 = 35%

Return on Investment

+35%

Net Profit / Loss

+₹35,000

Annualized ROI (CAGR)

10.52%/yr

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Payback Period Calculator Formula & How It Works

Simple Payback = Initial Investment ÷ Annual Cash Flow | Discounted: find t where ΣPVCF = Investment
  • Simple payback: divide investment by uniform annual cash flow
  • Uneven flows: cumulative until investment is recovered
  • Discounted payback: uses PV of each cash flow
  • Lower payback period = faster capital recovery = less risk

The payback period tells you how quickly an investment recovers its cost — a simple risk measure. Projects with shorter payback periods are less risky because capital is at risk for less time. However, payback ignores the time value of money and cash flows beyond the payback point — use alongside NPV and IRR for complete analysis.

Payback Period Calculator FAQs

What is a good payback period?

Payback benchmarks vary by industry: consumer goods 1–2 years, manufacturing 2–4 years, heavy industry 5–7 years, real estate 8–12 years. Most companies set a maximum payback period as a screening criterion (commonly 3–5 years).

What is the difference between simple and discounted payback?

Simple payback counts nominal cash flows — it ignores the time value of money. Discounted payback counts the present value of each cash flow, so it takes longer than simple payback. Discounted payback is more accurate.

What are the disadvantages of payback period?

Payback period ignores: cash flows after payback (you might miss a very profitable project), time value of money (simple method), and profitability (two projects with the same payback can have very different total returns).

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