Cognex (CGNX) 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
Cognex (CGNX) has outperformed Lennox International (LII) over the past year, gaining 30.3% versus a loss of 34.8%. Over five years, LII leads with a +16.9% price change compared with -27.8% for CGNX. Lennox International is the larger company by market cap ($12.50 billion vs $10.25 billion), about 1.2 times the size, while Cognex is growing revenue faster (+8.7% vs -2.7%).
On valuation, Lennox International trades at a lower forward P/E (13.9x vs 30.0x for Cognex). Lennox International offers the higher dividend yield (1.45% vs 0.55%). Lennox International converts more of its revenue into profit, with a net margin of 15.5% versus 11.5%.
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 | CGNX | LII |
|---|---|---|
| Share price | $60.91 | $361.54 |
| Market cap | $10.25B | $12.50B |
| 1-day change | -0.49% | +0.87% |
| YTD return | +69.29% | -25.54% |
| 1-year return | +30.29% | -34.81% |
| 5-year return | -27.84% | +16.94% |
| P/E ratio (TTM) | 58.57 | 15.94 |
| Forward P/E | 30.04 | 13.90 |
| EPS (TTM) | $1.04 | $22.68 |
| Dividend yield | 0.55% | 1.45% |
| Annual dividend | $0.335 | $5.26 |
| Revenue (latest FY) | $994.36M | $5.20B |
| Revenue growth (YoY) | +8.73% | -2.73% |
| Net income (latest FY) | $114.44M | $805.80M |
| Gross margin | 66.92% | 33.39% |
| Operating margin | 16.35% | 20.05% |
| Net margin | 11.51% | 15.51% |
| 52-week high | $72.88 | $587.27 |
| 52-week low | $34.60 | $350.22 |
| Distance from 52-week high | -16.42% | -38.44% |
| Analyst consensus | buy | hold |
| Avg. price target upside | +29.88% | +30.73% |
| Average volume | 1.89M | 515.01K |
| Shares outstanding | 168.22M | 34.56M |
| Employees | 2,745 | 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
- CGNX has outperformed LII by 65.1 percentage points over the past year.
- Cognex trades at a higher earnings multiple (58.6x vs 15.9x trailing P/E).
- Cognex grew revenue faster in its latest fiscal year (+8.73% vs -2.73%).
About Cognex
CGNX stock →Cognex Corporation provides machine vision products that capture and analyze visual information to automate manufacturing and distribution tasks in the United States, Europe, Greater China, and internationally. Its machine vision products are used to automate the manufacture and distribution of discrete items, such as mobile phones, automotive components, and e-commerce packages, by locating, identifying, inspecting, and measuring them.
Industrials · Industrial Machinery/Components · 2,745 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
CGNX vs LII FAQ
Which is bigger, Cognex or Lennox International?
Lennox International (LII) is larger, with a market capitalization of $12.50B compared with $10.25B for Cognex (CGNX).
Which stock has performed better over the past year, CGNX or LII?
CGNX returned +30.29% 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, CGNX or LII?
LII has the lower trailing P/E at 15.9, versus 58.6 for CGNX. 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, Cognex or Lennox International?
Lennox International has the higher yield at 1.45%, compared with 0.55% for Cognex.
Are Cognex and Lennox International in the same industry?
Yes. Both are classified in the Industrial Machinery/Components industry within the Industrials sector.