Transparent method
The formula
Worked example
Example inputs
How to interpret the result
ROA measures how efficiently a company generates profit from everything it owns, regardless of how those assets happen to be financed, which is what makes it a genuinely different question from return on equity. A highly leveraged and a conservatively financed company with identical operating performance can post very different ROE while showing the identical ROA.
Before you rely on it
What to check
Use average balance-sheet asset values, not a single point-in-time snapshot, and keep the profit definition consistent when comparing ROA across periods or companies.
The common error
Where people go wrong with return on assets calculator
Comparing ROA and ROE as if they measured the same underlying performance. ROA is financing-neutral by design, while ROE responds directly to borrowing, and conflating the two can attribute a financing effect to actual operating performance.
Sensitivity evidence
How annual net income or operating profit changes the return on capital base
| Annual net income or operating profit | Return on capital base | Return above benchmark | Dollar profit above benchmark |
|---|---|---|---|
| $200,000 | 13.3% | 3.3% | $50,000 |
| $225,000 | 15.0% | 5.0% | $75,000 |
| $250,000worked example | 16.7% | 6.7% | $100,000 |
| $275,000 | 18.3% | 8.3% | $125,000 |
| $300,000 | 20.0% | 10.0% | $150,000 |
Every input, tested
Which input moves the return on capital base most
| Input | Tested from | To | Return on capital base at each end | Swing |
|---|---|---|---|---|
| Average asset, equity or invested-capital base | $1,350,000 | $1,650,000 | 18.5% to 15.2% | 3.4% (20%) |
| Annual net income or operating profit | $225,000 | $275,000 | 15.0% to 18.3% | 3.3% (20%) |
| Comparison return | 8.0% | 12.0% | 16.7% to 16.7% | none |
Two variables at once
Return on capital base by annual net income or operating profit and average asset, equity or invested-capital base
| Annual net income or operating profit \ Average asset, equity or invested-capital base | $1,200,000 | $1,500,000 | $1,800,000 |
|---|---|---|---|
| $200,000 | 16.7% | 13.3% | 11.1% |
| $225,000 | 18.8% | 15.0% | 12.5% |
| $250,000 | 20.8% | 16.7% | 13.9% |
| $275,000 | 22.9% | 18.3% | 15.3% |
| $300,000 | 25.0% | 20.0% | 16.7% |
Step by step
The worked example, input by input
| Input | Value used |
|---|---|
| Annual net income or operating profit | $250,000 |
| Average asset, equity or invested-capital base | $1,500,000 |
| Comparison return | 10.0% |
| Return on capital base | 16.7% |
| Return above benchmark | 6.7% |
| Dollar profit above benchmark | $100,000 |
Where the inputs come from
Annual profit for ROA is net income, taken from the income statement, and the capital base is average total assets, computed as the mean of the beginning and ending balance sheet totals. Using a year-end figure instead of the average distorts the result when assets change a lot. The comparison return is a benchmark you choose, such as the industry average or your cost of capital, to see the excess return.
Using the return on capital base in a real decision
Compare a company with itself over time and with peers, not across industries.
When the result stops applying
ROA depends on how assets are valued: old assets carried at low book value inflate it, and recent purchases lower it. Net income includes interest expense, so heavily indebted firms look worse than their operations deserve. The measure ignores risk and the cost of the assets' financing.
What to compare it with
Compare with return on equity and return on invested capital, which use different capital bases, and see the DuPont analysis for breaking ROE into pieces. The asset turnover and operating margin calculators show what drives ROA. Improving either margin or turnover raises the return.
People also ask
Frequently asked questions
What is a good return on assets?
Above 5% is considered good for many companies, but it depends on the industry. Compare with peers, since capital-intensive industries run lower.
What drives return on assets?
Two things: how much profit each sales dollar produces, and how many sales dollars each asset dollar generates. Improving either raises ROA.
Why does return on assets use average assets?
Because assets change during the year, and the average matches the profit earned across the whole period better than a single date.