E-commerce ROI Calculator

Formula

(revenue−cost)÷cost×100

Worked example

1,500 revenue, 1,000 cost — 50%

Quick answer

What does the E-commerce ROI Calculator do?

Calculate e-commerce profit relative to total investment or spend.

What is the E-commerce ROI Calculator?

Calculate e-commerce profit relative to total investment or spend. Use it when you have the required inputs and want a deterministic, repeatable result with the calculation method visible.

How to use this calculator

Enter the values requested by the tool, keep units and time periods consistent, resolve any validation message, calculate, then review the primary answer together with the displayed formula and supporting values.

Formula and method

This calculator uses the deterministic formula (revenue−cost)÷cost×100. Enter the required values, then review the displayed substitution and result breakdown to verify the calculation.

Worked example

1,500 revenue, 1,000 cost 50%

Common mistakes to avoid

Check units, decimal points, percentages, signs, date/time order, selector choices, and rounding. For important decisions, verify the result against an independent source or qualified professional when appropriate.