Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Ecommerce
ROI Calculator
Calculate simple return on investment (ROI) as the percentage gain or loss from a marketing campaign, inventory bet, or business investment relative to its cost. Use it for the foundational "did this make money?" check on any discrete ecommerce investment — marketing campaigns, inventory purchases, equipment, software, hires.
Fill in the required fields to see your result.
Accounting
Return on Investment (ROI) Calculator
Compute the annualized return on an investment from its initial cost, final value, and the time it was held — putting investments of different durations on a common, comparable scale. Use it to evaluate whether a stock, real estate deal, or business investment outperformed alternatives like an index fund.
Fill in the required fields to see your result.
Key differences
| ROI Calculator | Return on Investment (ROI) Calculator | |
|---|---|---|
| Category | Ecommerce | Accounting |
| Inputs required | 2 | 4 |
| Result | Return on Investment (%) | Annualized ROI (%) |
| What it does | Calculate simple return on investment (ROI) as the percentage gain or loss from a marketing campaign, inventory bet, or business investment relative to its cost. Use it for the foundational "did this make money?" check on any discrete ecommerce investment — marketing campaigns, inventory purchases, equipment, software, hires. | Compute the annualized return on an investment from its initial cost, final value, and the time it was held — putting investments of different durations on a common, comparable scale. Use it to evaluate whether a stock, real estate deal, or business investment outperformed alternatives like an index fund. |