Lennox International (LII) vs Vicor (VICR)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 9, 2026.
Summary
Vicor (VICR) has outperformed Lennox International (LII) over the past year, gaining 409.4% versus a loss of 34.8%. Over five years, VICR leads with a +77.0% price change compared with +16.9% for LII. Lennox International is the larger company by market cap ($12.50 billion vs $12.09 billion), about 1.0 times the size, while Vicor is growing revenue faster (+26.1% vs -2.7%).
On valuation, Lennox International trades at a lower forward P/E (13.9x vs 42.9x for Vicor). Lennox International pays a dividend yielding 1.45%, while Vicor does not currently pay one. Vicor converts more of its revenue into profit, with a net margin of 26.2% versus 15.5%.
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 | LII | VICR |
|---|---|---|
| Share price | $361.54 | $262.32 |
| Market cap | $12.50B | $12.09B |
| 1-day change | +0.87% | -7.24% |
| YTD return | -25.54% | +139.34% |
| 1-year return | -34.81% | +409.36% |
| 5-year return | +16.94% | +76.99% |
| P/E ratio (TTM) | 15.94 | 83.81 |
| Forward P/E | 13.94 | 42.86 |
| EPS (TTM) | $22.68 | $3.13 |
| Dividend yield | 1.45% | 0.00% |
| Annual dividend | $5.26 | $0.00 |
| Revenue (latest FY) | $5.20B | $452.70M |
| Revenue growth (YoY) | -2.73% | +26.08% |
| Net income (latest FY) | $805.80M | $118.56M |
| Gross margin | 33.39% | 57.31% |
| Operating margin | 20.05% | 18.08% |
| Net margin | 15.51% | 26.19% |
| 52-week high | $587.27 | $382.65 |
| 52-week low | $350.22 | $48.53 |
| Distance from 52-week high | -38.44% | -31.45% |
| Analyst consensus | hold | strong_buy |
| Avg. price target upside | +30.73% | +50.10% |
| Average volume | 515.01K | 872.51K |
| Shares outstanding | 34.56M | 34.39M |
| Employees | 5,400 | 1,092 |
| Sector | Industrials | Technology |
| 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
- VICR has outperformed LII by 444.2 percentage points over the past year.
- Vicor trades at a higher earnings multiple (83.8x vs 15.9x trailing P/E).
- Lennox International offers a meaningfully higher dividend yield (1.45% vs 0.00%).
- Vicor is more profitable, keeping 26.2 cents of every revenue dollar as net income versus 15.5 cents for Lennox International.
- Vicor grew revenue faster in its latest fiscal year (+26.08% vs -2.73%).
- The two companies sit in different sectors: Lennox International in Industrials and Vicor in Technology.
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
About Vicor
VICR stock →Vicor Corporation, together with its subsidiaries, designs, develops, manufactures, and markets modular power components and power systems for converting electrical power for use in electrically powered devices in the United States, Europe, the Asia Pacific, and internationally. The company offers a range of brick-format DC-DC converters; complementary components that provide AC line rectification, input filtering, power factor correction, and transient protection; and input and output voltage, and output power products, as well as sells electrical and mechanical accessories.
Technology · Industrial Machinery/Components · 1,092 employees
LII vs VICR FAQ
Which is bigger, Lennox International or Vicor?
Lennox International (LII) is larger, with a market capitalization of $12.50B compared with $12.09B for Vicor (VICR).
Which stock has performed better over the past year, LII or VICR?
VICR returned +409.36% 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, LII or VICR?
LII has the lower trailing P/E at 15.9, versus 83.8 for VICR. 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, Lennox International or Vicor?
Lennox International pays a dividend yielding 1.45%, while Vicor does not currently pay a regular dividend.
Are Lennox International and Vicor in the same industry?
Yes. Both are classified in the Industrial Machinery/Components industry within the Industrials sector.