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Side-by-side financial comparison of A. O. Smith (AOS) and ResMed (RMD). Click either name above to swap in a different company.
ResMed is the larger business by last-quarter revenue ($1.4B vs $912.5M, roughly 1.6× A. O. Smith). ResMed runs the higher net margin — 27.6% vs 13.7%, a 13.9% gap on every dollar of revenue. On growth, ResMed posted the faster year-over-year revenue change (11.0% vs 0.0%). Over the past eight quarters, ResMed's revenue compounded faster (7.9% CAGR vs -3.4%).
A. O. Smith Corporation is an American manufacturer of both residential and commercial water heaters and boilers, and the largest manufacturer and marketer of water heaters in North America. It also supplies water treatment and purification products in the Asian market. The company has 27 locations worldwide, including five manufacturing facilities in North America, as well as plants in Bengaluru in India, Nanjing in China and Veldhoven in The Netherlands.
ResMed Inc. is a medical equipment company based in San Diego, California, and founded in Australia. It primarily provides cloud-connectable medical devices for the treatment of sleep apnea, chronic obstructive pulmonary disease (COPD), and other respiratory conditions. Resmed produced hundreds of thousands of ventilators and bilevel devices to help treat the respiratory symptoms of patients with COVID-19.
AOS vs RMD — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2026
| Metric | | |
|---|---|---|
| Revenue | $912.5M | $1.4B |
| Net Profit | $125.4M | $392.6M |
| Gross Margin | 38.4% | 61.8% |
| Operating Margin | 17.9% | 34.6% |
| Net Margin | 13.7% | 27.6% |
| Revenue YoY | 0.0% | 11.0% |
| Net Profit YoY | 14.3% | 13.9% |
| EPS (diluted) | $0.89 | $2.68 |
Green = leading value per metric. Periods may differ when fiscal calendars don't align.
8-Quarter Revenue & Profit Trend
Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.
| Q2 26 | — | $1.4B | ||
| Q4 25 | $912.5M | $1.4B | ||
| Q3 25 | $942.5M | $1.3B | ||
| Q2 25 | $1.0B | $1.3B | ||
| Q1 25 | $963.9M | $1.3B | ||
| Q4 24 | $912.4M | $1.3B | ||
| Q3 24 | $902.6M | $1.2B | ||
| Q2 24 | $1.0B | $1.2B |
| Q2 26 | — | $392.6M | ||
| Q4 25 | $125.4M | $392.6M | ||
| Q3 25 | $132.0M | $348.5M | ||
| Q2 25 | $152.2M | $379.7M | ||
| Q1 25 | $136.6M | $365.0M | ||
| Q4 24 | $109.7M | $344.6M | ||
| Q3 24 | $120.1M | $311.4M | ||
| Q2 24 | $156.2M | $292.2M |
| Q2 26 | — | 61.8% | ||
| Q4 25 | 38.4% | 61.8% | ||
| Q3 25 | 38.7% | 61.5% | ||
| Q2 25 | 39.3% | 60.8% | ||
| Q1 25 | 38.9% | 59.3% | ||
| Q4 24 | 37.1% | 58.6% | ||
| Q3 24 | 37.4% | 58.6% | ||
| Q2 24 | 38.7% | 58.5% |
| Q2 26 | — | 34.6% | ||
| Q4 25 | 17.9% | 34.6% | ||
| Q3 25 | 18.6% | 33.4% | ||
| Q2 25 | 20.4% | 33.7% | ||
| Q1 25 | 19.1% | 33.0% | ||
| Q4 24 | 10.1% | 32.5% | ||
| Q3 24 | 19.5% | 31.6% | ||
| Q2 24 | 21.9% | 31.2% |
| Q2 26 | — | 27.6% | ||
| Q4 25 | 13.7% | 27.6% | ||
| Q3 25 | 14.0% | 26.1% | ||
| Q2 25 | 15.0% | 28.2% | ||
| Q1 25 | 14.2% | 28.3% | ||
| Q4 24 | 12.0% | 26.9% | ||
| Q3 24 | 13.3% | 25.4% | ||
| Q2 24 | 15.2% | 23.9% |
| Q2 26 | — | $2.68 | ||
| Q4 25 | $0.89 | $2.68 | ||
| Q3 25 | $0.94 | $2.37 | ||
| Q2 25 | $1.07 | $2.58 | ||
| Q1 25 | $0.95 | $2.48 | ||
| Q4 24 | $0.75 | $2.34 | ||
| Q3 24 | $0.82 | $2.11 | ||
| Q2 24 | $1.06 | $1.97 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $193.2M | $1.4B |
| Total DebtLower is stronger | $155.0M | $663.8M |
| Stockholders' EquityBook value | $1.9B | $6.3B |
| Total Assets | $3.1B | $8.5B |
| Debt / EquityLower = less leverage | 0.08× | 0.11× |
8-quarter trend — quarters aligned by calendar period.
| Q2 26 | — | $1.4B | ||
| Q4 25 | $193.2M | $1.4B | ||
| Q3 25 | $172.8M | $1.4B | ||
| Q2 25 | $177.9M | $1.2B | ||
| Q1 25 | $200.2M | $932.7M | ||
| Q4 24 | $276.1M | $521.9M | ||
| Q3 24 | $255.6M | $426.4M | ||
| Q2 24 | $233.3M | $238.4M |
| Q2 26 | — | $663.8M | ||
| Q4 25 | $155.0M | $403.9M | ||
| Q3 25 | — | $408.7M | ||
| Q2 25 | — | $658.4M | ||
| Q1 25 | — | $663.1M | ||
| Q4 24 | $193.2M | $662.9M | ||
| Q3 24 | — | $667.6M | ||
| Q2 24 | — | $697.3M |
| Q2 26 | — | $6.3B | ||
| Q4 25 | $1.9B | $6.3B | ||
| Q3 25 | $1.8B | $6.1B | ||
| Q2 25 | $1.8B | $6.0B | ||
| Q1 25 | $1.9B | $5.5B | ||
| Q4 24 | $1.9B | $5.3B | ||
| Q3 24 | $1.9B | $5.2B | ||
| Q2 24 | $1.9B | $4.9B |
| Q2 26 | — | $8.5B | ||
| Q4 25 | $3.1B | $8.5B | ||
| Q3 25 | $3.2B | $8.3B | ||
| Q2 25 | $3.2B | $8.2B | ||
| Q1 25 | $3.3B | $7.6B | ||
| Q4 24 | $3.2B | $7.1B | ||
| Q3 24 | $3.2B | $7.2B | ||
| Q2 24 | $3.2B | $6.9B |
| Q2 26 | — | 0.11× | ||
| Q4 25 | 0.08× | 0.06× | ||
| Q3 25 | — | 0.07× | ||
| Q2 25 | — | 0.11× | ||
| Q1 25 | — | 0.12× | ||
| Q4 24 | 0.10× | 0.13× | ||
| Q3 24 | — | 0.13× | ||
| Q2 24 | — | 0.14× |
Cash Flow & Capital Efficiency
How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.
| Metric | | |
|---|---|---|
| Operating Cash FlowLast quarter | $183.1M | — |
| Free Cash FlowOCF − Capex | $165.5M | — |
| FCF MarginFCF / Revenue | 18.1% | — |
| Capex IntensityCapex / Revenue | 1.9% | — |
| Cash ConversionOCF / Net Profit | 1.46× | — |
| TTM Free Cash FlowTrailing 4 quarters | $546.0M | — |
8-quarter trend — quarters aligned by calendar period.
| Q2 26 | — | — | ||
| Q4 25 | $183.1M | $339.7M | ||
| Q3 25 | $255.4M | $457.3M | ||
| Q2 25 | $139.6M | $538.8M | ||
| Q1 25 | $38.7M | $578.7M | ||
| Q4 24 | $221.9M | $308.6M | ||
| Q3 24 | $195.9M | $325.5M | ||
| Q2 24 | $57.4M | $440.1M |
| Q2 26 | — | — | ||
| Q4 25 | $165.5M | $311.2M | ||
| Q3 25 | $240.6M | $414.4M | ||
| Q2 25 | $122.5M | $508.2M | ||
| Q1 25 | $17.4M | $557.9M | ||
| Q4 24 | $191.3M | $288.0M | ||
| Q3 24 | $163.4M | $307.7M | ||
| Q2 24 | $34.5M | $415.2M |
| Q2 26 | — | — | ||
| Q4 25 | 18.1% | 21.9% | ||
| Q3 25 | 25.5% | 31.0% | ||
| Q2 25 | 12.1% | 37.7% | ||
| Q1 25 | 1.8% | 43.2% | ||
| Q4 24 | 21.0% | 22.5% | ||
| Q3 24 | 18.1% | 25.1% | ||
| Q2 24 | 3.4% | 33.9% |
| Q2 26 | — | — | ||
| Q4 25 | 1.9% | 2.0% | ||
| Q3 25 | 1.6% | 3.2% | ||
| Q2 25 | 1.7% | 2.3% | ||
| Q1 25 | 2.2% | 1.6% | ||
| Q4 24 | 3.4% | 1.6% | ||
| Q3 24 | 3.6% | 1.5% | ||
| Q2 24 | 2.2% | 2.0% |
| Q2 26 | — | — | ||
| Q4 25 | 1.46× | 0.87× | ||
| Q3 25 | 1.93× | 1.31× | ||
| Q2 25 | 0.92× | 1.42× | ||
| Q1 25 | 0.28× | 1.59× | ||
| Q4 24 | 2.02× | 0.90× | ||
| Q3 24 | 1.63× | 1.05× | ||
| Q2 24 | 0.37× | 1.51× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
AOS
| North America Segment | $713.7M | 78% |
| Rest Of World | $158.3M | 17% |
| Other | $40.5M | 4% |
RMD
Segment breakdown not available.
