Stocks / AOS vs ROK

AOS vs ROK: Which Stock Is the Better Buy?

A. O. Smith Corporation and Rockwell Automation, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.

ROK is the larger company ($53.4B vs $8.2B). On the fundamentals, AOS grows revenue faster (5.8% vs 5.7%); AOS earns a higher net margin (14.3% vs 10.4%); AOS has the stronger return on equity (29.4% vs 23.8%). Neither shows an obvious red flag in the filings. Full numbers below — the stronger figure on each row is in green.

AI verdict — AOS vs ROK, read from the filings

The stronger business, the cheaper stock, and the risks — synthesised from both companies’ SEC filings, every figure computed not guessed. Not investment advice.

 A. O. Smith Corporation (AOS)Rockwell Automation, Inc. (ROK)
Market cap$8.2B$53.4B
Revenue (latest FY)$3.83B$8.34B
Net income (latest FY)$546.20M$869.00M
Revenue growth (5y CAGR)5.8%5.7%
Net margin14.3%10.4%
Return on equity29.4%23.8%
P/E ratio16.749.7
Dividend yield2.4%1.1%
Profitable years (of last 10)1010
Positive free cash flowYesYes

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See the full AOS vs ROK breakdown

Both companies across 19 years of income statement, balance sheet and cash flow — with ratios, health checks and Ask, the SEC-grounded research assistant. Free, no account needed.

Open AOS's full financials →   Open ROK's full financials →

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Frequently asked questions

Which is bigger, AOS or ROK?

Rockwell Automation, Inc. is larger by market capitalization — $53.4B versus $8.2B.

Which grows faster, AOS or ROK?

Over the last five fiscal years, A. O. Smith Corporation grew revenue faster — 5.8%/yr versus 5.7%/yr, computed from SEC-filed statements.

Where does this data come from?

All figures are computed from official SEC filings (10-K), refreshed nightly. This is a data comparison, not investment advice.

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