Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Accounting
Return on Investment Calculator
Calculate return on investment (ROI) — the simple percentage gain or loss from an investment relative to its initial cost. Use it as the most universal profitability measure for marketing campaigns, real estate, stock trades, and business projects.
Fill in the required fields to see your result.
Accounting
Payback Period Calculator
Calculate how many years it takes to recover the initial cost of an investment from its annual cash flow — the simplest break-even measure for capital projects. Use it as a quick filter for business investments like equipment purchases, solar installations, or marketing campaigns before running deeper NPV or IRR analysis.
Fill in the required fields to see your result.
Key differences
| Return on Investment Calculator | Payback Period Calculator | |
|---|---|---|
| Category | Accounting | Accounting |
| Inputs required | 2 | 2 |
| Result | Return on Investment (%) | Payback Period (years) |
| What it does | Calculate return on investment (ROI) — the simple percentage gain or loss from an investment relative to its initial cost. Use it as the most universal profitability measure for marketing campaigns, real estate, stock trades, and business projects. | Calculate how many years it takes to recover the initial cost of an investment from its annual cash flow — the simplest break-even measure for capital projects. Use it as a quick filter for business investments like equipment purchases, solar installations, or marketing campaigns before running deeper NPV or IRR analysis. |