Acuity Brands vs EnerSys
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The short version
- Acuity Brands is the larger business, with $4.6B of revenue in fiscal 2026 against $3.8B for EnerSys.
- Acuity Brands grew revenue faster (6.8%, against 3.7%).
- Acuity Brands kept more of each dollar of sales as operating profit (15.4% operating margin, against 11.4%).
- Acuity Brands turned more of its sales into free cash flow (16.1% FCF margin, against 12.5%).
- Acuity Brands earned a higher return on the capital invested in it (17.9%, against 13.7%).
| Latest fiscal year | AYI · FY26 | ENS · FY26 |
|---|---|---|
| Size | ||
| Market cap | $9.9B | $6.2B |
| Revenue | $4.6B | $3.8B |
| Free cash flow | $748M | $468M |
| Net income | $531M | $294M |
| Growth | ||
| Revenue growth | 6.8% | 3.7% |
| 5-year growth | 6.1% | 4.7% |
| Share count change | −1.6% | −5.7% |
| Profitability | ||
| Gross margin | 50.6% | 29.3% |
| Operating margin | 15.4% | 11.4% |
| Net margin | 11.5% | 7.8% |
| FCF margin | 16.1% | 12.5% |
| Return on capital | 17.9% | 13.7% |
| Return on equity | 18.6% | 15.4% |
| Balance sheet | ||
| Net debt | $61.1M | $674M |
| Net debt / EBITDA | 0.1x | 1.3x |
| Dividends and buybacks | $311M | $409M |
| Valuation & quality | ||
| P/E | — | 17.8x |
| Piotroski F-score | 7 | 5 |
Revenue
FY17
AYI $3.5B
ENS $2.4B
FY18
AYI $3.7B
ENS $2.6B
FY19
AYI $3.7B
ENS $2.8B
FY20
AYI $3.3B
ENS $3.1B
FY21
AYI $3.5B
ENS $3.0B
FY22
AYI $4.0B
ENS $3.4B
FY23
AYI $4.0B
ENS $3.7B
FY24
AYI $3.8B
ENS $3.6B
FY25
AYI $4.3B
ENS $3.6B
FY26
AYI $4.6B
ENS $3.8B
AYI
ENS
Operating margin
FY17
AYI 15.1%
ENS 10.0%
FY18
AYI 12.5%
ENS 10.5%
FY19
AYI 12.6%
ENS 7.6%
FY20
AYI 10.6%
ENS 6.2%
FY21
AYI 12.4%
ENS 7.3%
FY22
AYI 12.7%
ENS 6.1%
FY23
AYI 12.0%
ENS 7.5%
FY24
AYI 14.4%
ENS 9.8%
FY25
AYI 13.0%
ENS 12.9%
FY26
AYI 15.4%
ENS 11.4%
AYI
ENS
Free cash flow
FY17
AYI $269M
ENS $196M
FY18
AYI $308M
ENS $141M
FY19
AYI $442M
ENS $127M
FY20
AYI $450M
ENS $152M
FY21
AYI $365M
ENS $288M
FY22
AYI $260M
ENS −$140M
FY23
AYI $511M
ENS $191M
FY24
AYI $555M
ENS $371M
FY25
AYI $533M
ENS $139M
FY26
AYI $748M
ENS $468M
AYI
ENS
Return on capital
FY17
AYI 20.8%
ENS 14.3%
FY18
AYI 20.7%
ENS 10.9%
FY19
AYI 19.2%
ENS 11.4%
FY20
AYI 14.3%
ENS 8.6%
FY21
AYI 16.5%
ENS 8.6%
FY22
AYI 18.7%
ENS 7.6%
FY23
AYI 17.0%
ENS 9.9%
FY24
AYI 20.6%
ENS 14.1%
FY25
AYI 17.1%
ENS 16.8%
FY26
AYI 17.9%
ENS 13.7%
AYI
ENS
Each company's latest fiscal year; fiscal years end in different months. The best value in each row is highlighted where higher (or lower) is clearly better. Not investment advice.