AAON (AAON) vs Lennox International (LII)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
AAON (AAON) has outperformed Lennox International (LII) over the past year, losing 16.1% versus a loss of 34.8%. Over five years, AAON leads with a +84.2% price change compared with +16.9% for LII. Lennox International is the larger company by market cap ($12.50 billion vs $7.09 billion), about 1.8 times the size, while AAON is growing revenue faster (+20.1% vs -2.7%).
On valuation, Lennox International trades at a lower forward P/E (13.9x vs 24.6x for AAON). Lennox International offers the higher dividend yield (1.45% vs 0.47%). Lennox International converts more of its revenue into profit, with a net margin of 15.5% versus 7.5%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | AAON | LII |
|---|---|---|
| Share price | $85.95 | $361.54 |
| Market cap | $7.09B | $12.50B |
| 1-day change | -1.35% | +0.87% |
| YTD return | +12.72% | -25.54% |
| 1-year return | -16.11% | -34.81% |
| 5-year return | +84.18% | +16.94% |
| P/E ratio (TTM) | 45.24 | 15.94 |
| Forward P/E | 24.57 | 13.90 |
| EPS (TTM) | $1.90 | $22.68 |
| Dividend yield | 0.47% | 1.45% |
| Annual dividend | $0.40 | $5.26 |
| Revenue (latest FY) | $1.44B | $5.20B |
| Revenue growth (YoY) | +20.11% | -2.73% |
| Net income (latest FY) | $107.59M | $805.80M |
| Gross margin | 26.75% | 33.39% |
| Operating margin | 10.14% | 20.05% |
| Net margin | 7.46% | 15.51% |
| 52-week high | $150.46 | $587.27 |
| 52-week low | $73.19 | $350.22 |
| Distance from 52-week high | -42.88% | -38.44% |
| Analyst consensus | strong_buy | hold |
| Avg. price target upside | +56.78% | +30.73% |
| Average volume | 1.16M | 515.01K |
| Shares outstanding | 82.45M | 34.56M |
| Employees | 5,897 | 5,400 |
| Sector | Industrials | Industrials |
| Industry | Industrial Machinery/Components | Industrial Machinery/Components |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- AAON has outperformed LII by 18.7 percentage points over the past year.
- AAON trades at a higher earnings multiple (45.2x vs 15.9x trailing P/E).
- Lennox International is more profitable, keeping 15.5 cents of every revenue dollar as net income versus 7.5 cents for AAON.
- AAON grew revenue faster in its latest fiscal year (+20.11% vs -2.73%).
About AAON
AAON stock →AAON, Inc., together with its subsidiaries, engages in engineering, manufacturing, marketing, and selling air conditioning and heating equipment in the United States and Canada. The company operates through three segments: AAON Oklahoma, AAON Coil Products, and BASX.
Industrials · Industrial Machinery/Components · 5,897 employees
About Lennox International
LII stock →Lennox International Inc., together with its subsidiaries, designs, manufactures, and markets products for the heating, ventilation, air conditioning, and refrigeration markets in the United States, Canada, and internationally. The Home Comfort Solutions segment provides furnaces, air conditioners, heat pumps, packaged heating and cooling systems, indoor air quality equipment, comfort control products, and replacement parts and supplies; residential heating, ventilation, cooling equipment, and air conditioning; and evaporator coils, air handlers, and unit heaters under Lennox, Dave Lennox Signature Collection, Armstrong Air, Ducane, AirEase, Concord, MagicPak, Advanced Distributor Products, Allied, Elite Series, Supco, Linebacker, Elite series, Merit Series, Comfort Sync, Healthy Climate, Healthy Climate Solutions, iComfort, ComfortSense, and Lennox Stores name.
Industrials · Industrial Machinery/Components · 5,400 employees
AAON vs LII FAQ
Which is bigger, AAON or Lennox International?
Lennox International (LII) is larger, with a market capitalization of $12.50B compared with $7.09B for AAON (AAON).
Which stock has performed better over the past year, AAON or LII?
AAON returned -16.11% over the past 12 months, compared with -34.81% for LII (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, AAON or LII?
LII has the lower trailing P/E at 15.9, versus 45.2 for AAON. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, AAON or Lennox International?
Lennox International has the higher yield at 1.45%, compared with 0.47% for AAON.
Are AAON and Lennox International in the same industry?
Yes. Both are classified in the Industrial Machinery/Components industry within the Industrials sector.