AOS vs FIX: Which Stock Is the Better Buy?
A. O. Smith Corporation and Comfort Systems USA, Inc. side by side — fundamentals from SEC filings, refreshed nightly. Sector: Industrials.
AI verdict — AOS vs FIX, 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) | Comfort Systems USA, Inc. (FIX) | |
|---|---|---|
| Market cap | $8.2B | $60.9B |
| Revenue (latest FY) | $3.83B | $9.10B |
| Net income (latest FY) | $546.20M | $1.02B |
| Revenue growth (5y CAGR) | 5.8% | 26.1% |
| Net margin | 14.3% | 11.2% |
| Return on equity | 29.4% | 41.8% |
| P/E ratio | 16.7 | 42.6 |
| Dividend yield | 2.4% | 0.2% |
| Profitable years (of last 10) | 10 | 10 |
| Positive free cash flow | Yes | Yes |
Verify the comparison
Use the filing period and source shown by each tool before treating two figures as comparable.
See the full AOS vs FIX 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 FIX's full financials →Frequently asked questions
Which is bigger, AOS or FIX?
Comfort Systems USA, Inc. is larger by market capitalization — $60.9B versus $8.2B.
Which grows faster, AOS or FIX?
Over the last five fiscal years, Comfort Systems USA, Inc. grew revenue faster — 26.1%/yr versus 5.8%/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.