AOS vs TT
A. O. Smith (AOS) and Trane Technologies (TT) compared side by side. Trane Technologies (TT) is larger, with a market cap of $97.9B versus $8.4B for A. O. Smith, about 11.7 times the size. On trailing earnings, AOS is cheaper at 17.2x versus 33.2x for TT.
Head to head
| Metric | AOS | TT |
|---|---|---|
| Market cap | $8.4B | $97.9B |
| P/E (TTM) | 17.2x | 33.2x |
| Forward P/E | 15.3x | 25.2x |
| Revenue (TTM) | — | $22.2B |
| Revenue growth | — | 10.6% |
| Gross margin | — | 35.4% |
| Operating margin | — | 19.3% |
| Free cash flow | $639.4M | $3.5B |
| Dividend yield | 2.47% | 0.94% |
| 1-year return | -8.7% | +7.7% |
| 5-year return (annual) | +0.3% | +21.1% |
| Max drawdown | -66% | -78% |
| FI Handbook grade | B+ | B- |
Highlighted: the stronger figure on metrics where higher or lower is clearly better.
Growth of $10,000 (5 years, price only)
AOS vs TT FAQ
Which is bigger, AOS or TT?
Trane Technologies (TT) is larger, with a market cap of $97.9B versus $8.4B for A. O. Smith, about 11.7 times the size.
Is AOS or TT cheaper?
On trailing earnings, AOS is cheaper at 17.2x versus 33.2x for TT. A lower P/E can reflect slower expected growth, so compare growth and margins too.
Which stock performed better over the past year, AOS or TT?
TT returned +7.7% over the past year including dividends, versus -8.7% for AOS, through October 23, 2026.
Which pays a higher dividend, AOS or TT?
AOS yields 2.47% versus 0.94% for TT.
Full pages: A. O. Smith · Trane Technologies