GMROI Calculator
Calculates gross margin return on inventory investment from margin and inventory cost.
Every calculation runs instantly in your browser, so your inputs are never sent to a server, and the tool is free with no sign-up. You can save the results as an Excel file with live formulas and reuse them later.
Inputs
- Annual gross margin ($)
- Average inventory cost ($)
Example calculation
GMROI: 2.4x
| Gross profit per $1 inventory | $2.40 |
|---|
Method & notes
GMROI = gross margin ÷ average inventory cost. Above 1.0 means inventory earns more than its cost.
Tips
Change any input and the result recalculates in real time. After downloading the Excel file, you can reuse it by editing only the yellow input cells.
FAQ
How does the GMROI Calculator work?
Calculates gross margin return on inventory investment from margin and inventory cost. GMROI = gross margin ÷ average inventory cost. Above 1.0 means inventory earns more than its cost.
Can I save the results?
Yes. You can download the results for free as an Excel (.xlsx) file with live formulas that recalculate when you change the yellow input cells.
Is it free?
Yes — all Calcova calculators are free, and you can save results as an Excel file.