GMROI Calculator
Result
GMROI Calculator Calculate Gross Margin Return on Investment (GMROI), a key retail metric that measures how efficiently inventory generates profit. GMROI shows the gross margin dollars returned per dollar of inventory invested, helping retailers assess in — free online calculator.
Formula
- Calculation based on the stated inputs and formula. Assumes constant rates and excludes fees or taxes unless explicitly entered. Educational estimate only.
- The main inputs are Annual sales revenue, Cost of goods sold, Beginning inventory value, Ending inventory value. Enter them in the units and format shown in the calculator.
- Use monetary amounts, rates and time periods exactly as labeled; the result reflects the assumptions entered on this page.
- Changing any input above recalculates the result with the same calculation engine used by this page.
Example: GMROI
- Annual sales revenue: 120000
- Cost of goods sold: 80000
- Beginning inventory value: 15000
- Ending inventory value: 25000
Example inputs: Annual sales revenue = 120000; Cost of goods sold = 80000; Beginning inventory value = 15000; Ending inventory value = 25000. Calculated result: Gross margin: 40000 | Average inventory: 20000 | GMROI ratio: 2.
Sample result: Calculating…
Frequently asked questions
What does the GMROI calculate?
GMROI measures gross-margin dollars returned per dollar invested in inventory.
Which values should I enter?
Enter Annual sales revenue, Cost of goods sold, Beginning inventory value, Ending inventory value using the units and format shown beside each field.
What formula does this calculator use?
The calculator uses the following relationship: GMROI = (Sales − COGS) / average inventory.
Why might my result differ from another source?
Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.
Does the result update automatically?
Yes. Changing an input updates the result using the same calculation engine shown on this page.