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Side-by-side financial comparison of Lennox International (LII) and Trane Technologies (TT), based on the latest 10-Q / 10-K filings. Click either name above to swap in a different company.
Trane Technologies is the larger business by last-quarter revenue ($5.1B vs $1.2B, roughly 4.3× Lennox International). Lennox International runs the higher net margin — 13.6% vs 11.5%, a 2.1% gap on every dollar of revenue. On growth, Trane Technologies posted the faster year-over-year revenue change (5.5% vs -11.2%). Over the past eight quarters, Trane Technologies's revenue compounded faster (10.5% CAGR vs 6.8%).
Lennox International Inc. is an American provider of climate control products for the heating, ventilation, and air conditioning (HVAC) and refrigeration markets. Based in Richardson, Texas, the company is 9.8% owned by John W. Norris, III, a descendant of DW Norris, who acquired the company in 1904. The company's largest production facilities are in Saltillo, Mexico, Marshalltown, Iowa, and Orangeburg, South Carolina.
Trane Technologies plc is an Irish domiciled company focused on heating, ventilation, and air conditioning (HVAC) and refrigeration systems. The company traces its corporate history back more than 150 years and was created after a series of mergers and spin-offs. In 2008, HVAC manufacturer Trane was acquired by Ingersoll Rand, a US industrial tools manufacturer. In 2020, the tools business was spun off as Ingersoll Rand and the remaining company was renamed Trane Technologies.
LII vs TT — Head-to-Head
Income Statement — Q4 2025 vs Q4 2025
| Metric | | |
|---|---|---|
| Revenue | $1.2B | $5.1B |
| Net Profit | $162.1M | $591.3M |
| Gross Margin | 34.7% | — |
| Operating Margin | 18.6% | 15.9% |
| Net Margin | 13.6% | 11.5% |
| Revenue YoY | -11.2% | 5.5% |
| Net Profit YoY | -18.0% | -2.2% |
| EPS (diluted) | $4.62 | $2.64 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align — see 8-quarter trend below.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history — bar widths are scaled to the larger of the two companies so you can eyeball the size gap and growth trajectory without doing math. Quarters aligned by calendar period (report date) so offset fiscal years line up.
| Q4 25 | $1.2B | $5.1B | ||
| Q3 25 | $1.4B | $5.7B | ||
| Q2 25 | $1.5B | $5.7B | ||
| Q1 25 | $1.1B | $4.7B | ||
| Q4 24 | $1.3B | $4.9B | ||
| Q3 24 | $1.5B | $5.4B | ||
| Q2 24 | $1.5B | $5.3B | ||
| Q1 24 | $1.0B | $4.2B |
| Q4 25 | $162.1M | $591.3M | ||
| Q3 25 | $245.8M | $847.6M | ||
| Q2 25 | $277.6M | $874.8M | ||
| Q1 25 | $120.3M | $604.9M | ||
| Q4 24 | $197.7M | $604.3M | ||
| Q3 24 | $239.0M | $772.0M | ||
| Q2 24 | $245.9M | $755.3M | ||
| Q1 24 | $124.3M | $436.3M |
| Q4 25 | 34.7% | — | ||
| Q3 25 | 32.8% | 36.9% | ||
| Q2 25 | 34.8% | 37.6% | ||
| Q1 25 | 30.6% | 35.8% | ||
| Q4 24 | 33.9% | — | ||
| Q3 24 | 32.6% | 36.3% | ||
| Q2 24 | 33.6% | 36.5% | ||
| Q1 24 | 32.5% | 34.6% |
| Q4 25 | 18.6% | 15.9% | ||
| Q3 25 | 21.7% | 20.3% | ||
| Q2 25 | 23.6% | 20.3% | ||
| Q1 25 | 14.5% | 17.5% | ||
| Q4 24 | 18.2% | 16.6% | ||
| Q3 24 | 20.2% | 18.8% | ||
| Q2 24 | 22.1% | 19.5% | ||
| Q1 24 | 15.9% | 15.0% |
| Q4 25 | 13.6% | 11.5% | ||
| Q3 25 | 17.2% | 14.8% | ||
| Q2 25 | 18.5% | 15.2% | ||
| Q1 25 | 11.2% | 12.9% | ||
| Q4 24 | 14.7% | 12.4% | ||
| Q3 24 | 16.0% | 14.2% | ||
| Q2 24 | 16.9% | 14.2% | ||
| Q1 24 | 11.9% | 10.3% |
| Q4 25 | $4.62 | $2.64 | ||
| Q3 25 | $6.98 | $3.78 | ||
| Q2 25 | $7.82 | $3.89 | ||
| Q1 25 | $3.37 | $2.67 | ||
| Q4 24 | $5.52 | $2.65 | ||
| Q3 24 | $6.68 | $3.39 | ||
| Q2 24 | $6.87 | $3.30 | ||
| Q1 24 | $3.47 | $1.90 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest filing — the kind of financial-strength check premium terminals charge for.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $34.7M | $1.8B |
| Total DebtLower is stronger | $1.1B | $4.6B |
| Stockholders' EquityBook value | $1.2B | $8.6B |
| Total Assets | $4.1B | $21.4B |
| Debt / EquityLower = less leverage | 0.98× | 0.54× |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $34.7M | $1.8B | ||
| Q3 25 | $59.2M | — | ||
| Q2 25 | $55.1M | — | ||
| Q1 25 | $222.9M | — | ||
| Q4 24 | $422.3M | $1.6B | ||
| Q3 24 | $255.7M | — | ||
| Q2 24 | $57.8M | — | ||
| Q1 24 | $57.6M | — |
| Q4 25 | $1.1B | $4.6B | ||
| Q3 25 | $838.2M | — | ||
| Q2 25 | $835.7M | — | ||
| Q1 25 | $834.2M | — | ||
| Q4 24 | $833.1M | $4.8B | ||
| Q3 24 | $827.6M | — | ||
| Q2 24 | $1.1B | — | ||
| Q1 24 | $1.2B | — |
| Q4 25 | $1.2B | $8.6B | ||
| Q3 25 | $1.1B | $8.3B | ||
| Q2 25 | $900.5M | $7.8B | ||
| Q1 25 | $852.5M | $7.5B | ||
| Q4 24 | $850.2M | $7.5B | ||
| Q3 24 | $754.0M | $7.6B | ||
| Q2 24 | $577.4M | $6.9B | ||
| Q1 24 | $368.8M | $6.9B |
| Q4 25 | $4.1B | $21.4B | ||
| Q3 25 | $3.5B | $21.4B | ||
| Q2 25 | $3.7B | $21.0B | ||
| Q1 25 | $3.5B | $20.1B | ||
| Q4 24 | $3.5B | $20.1B | ||
| Q3 24 | $3.3B | $20.9B | ||
| Q2 24 | $3.2B | $20.2B | ||
| Q1 24 | $3.0B | $19.3B |
| Q4 25 | 0.98× | 0.54× | ||
| Q3 25 | 0.78× | — | ||
| Q2 25 | 0.93× | — | ||
| Q1 25 | 0.98× | — | ||
| Q4 24 | 0.98× | 0.64× | ||
| Q3 24 | 1.10× | — | ||
| Q2 24 | 1.95× | — | ||
| Q1 24 | 3.13× | — |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Net income can be massaged; cash flow is harder to fake.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $405.9M | $1.2B |
| Free Cash FlowOCF − Capex | $376.7M | — |
| FCF MarginFCF / Revenue | 31.5% | — |
| Capex IntensityCapex / Revenue; lower = less reinvestment burden | 2.4% | — |
| Cash ConversionOCF / Net Profit; >1× = earnings back up with cash | 2.50× | 1.96× |
| TTM Free Cash FlowTrailing 4 quarters | $638.8M | — |
8-quarter trend — quarters aligned by calendar period so offset fiscal years match up.
| Q4 25 | $405.9M | $1.2B | ||
| Q3 25 | $300.7M | $1.0B | ||
| Q2 25 | $86.8M | $692.1M | ||
| Q1 25 | $-35.8M | $339.5M | ||
| Q4 24 | $332.4M | $899.9M | ||
| Q3 24 | $452.1M | $1.3B | ||
| Q2 24 | $184.0M | $695.9M | ||
| Q1 24 | $-22.8M | $247.2M |
| Q4 25 | $376.7M | — | ||
| Q3 25 | $265.1M | $935.6M | ||
| Q2 25 | $58.3M | $602.2M | ||
| Q1 25 | $-61.3M | $220.6M | ||
| Q4 24 | $272.2M | $774.3M | ||
| Q3 24 | $410.9M | $1.2B | ||
| Q2 24 | $151.3M | $623.0M | ||
| Q1 24 | $-52.3M | $163.4M |
| Q4 25 | 31.5% | — | ||
| Q3 25 | 18.6% | 16.3% | ||
| Q2 25 | 3.9% | 10.5% | ||
| Q1 25 | -5.7% | 4.7% | ||
| Q4 24 | 20.2% | 15.9% | ||
| Q3 24 | 27.4% | 22.3% | ||
| Q2 24 | 10.4% | 11.7% | ||
| Q1 24 | -5.0% | 3.9% |
| Q4 25 | 2.4% | — | ||
| Q3 25 | 2.5% | 1.2% | ||
| Q2 25 | 1.9% | 1.6% | ||
| Q1 25 | 2.4% | 2.5% | ||
| Q4 24 | 4.5% | 2.6% | ||
| Q3 24 | 2.8% | 1.6% | ||
| Q2 24 | 2.3% | 1.4% | ||
| Q1 24 | 2.8% | 2.0% |
| Q4 25 | 2.50× | 1.96× | ||
| Q3 25 | 1.22× | 1.18× | ||
| Q2 25 | 0.31× | 0.79× | ||
| Q1 25 | -0.30× | 0.56× | ||
| Q4 24 | 1.68× | 1.49× | ||
| Q3 24 | 1.89× | 1.69× | ||
| Q2 24 | 0.75× | 0.92× | ||
| Q1 24 | -0.18× | 0.57× |
Financial Flow Comparison
Sankey diagram of revenue → gross profit → operating profit → net profit for each company. Charts shown full-width and stacked so both segment hierarchies are readable side-by-side on desktop and mobile.
Revenue Breakdown by Segment
LII
| Residential Heating And Cooling | $699.8M | 59% |
| Commercial Heating And Cooling | $495.2M | 41% |
TT
Segment breakdown not available.
