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Side-by-side financial comparison of COMFORT SYSTEMS USA INC (FIX) and SONIC AUTOMOTIVE INC (SAH). Click either name above to swap in a different company.
SONIC AUTOMOTIVE INC is the larger business by last-quarter revenue ($3.9B vs $2.6B, roughly 1.5× COMFORT SYSTEMS USA INC). COMFORT SYSTEMS USA INC runs the higher net margin — 12.5% vs 1.2%, a 11.3% gap on every dollar of revenue. On growth, COMFORT SYSTEMS USA INC posted the faster year-over-year revenue change (41.7% vs -0.6%). COMFORT SYSTEMS USA INC produced more free cash flow last quarter ($402.4M vs $-195.6M). Over the past eight quarters, COMFORT SYSTEMS USA INC's revenue compounded faster (31.2% CAGR vs 7.0%).
Comfort Systems USA, Inc. is an American company that provides mechanical and electrical contracting services, primarily HVAC, plumbing, piping and controls, off-site construction, monitoring and fire protection, and installation and servicing of electrical systems.
Sonic Automotive is a Fortune 500 company based in Charlotte, North Carolina, and is the fifth largest automotive retailer in the United States as measured by total revenues. The company was founded by O Bruton Smith and completed its initial public offering on the NYSE in 1997.
FIX vs SAH — Head-to-Head
Income Statement — Q4 FY2025 vs Q4 FY2025
| Metric | | |
|---|---|---|
| Revenue | $2.6B | $3.9B |
| Net Profit | $330.8M | $46.9M |
| Gross Margin | 25.5% | 15.5% |
| Operating Margin | 16.1% | 3.2% |
| Net Margin | 12.5% | 1.2% |
| Revenue YoY | 41.7% | -0.6% |
| Net Profit YoY | 126.8% | -20.0% |
| EPS (diluted) | $9.35 | $1.39 |
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.
| Q4 25 | $2.6B | $3.9B | ||
| Q3 25 | $2.5B | $4.0B | ||
| Q2 25 | $2.2B | $3.7B | ||
| Q1 25 | $1.8B | $3.7B | ||
| Q4 24 | $1.9B | $3.9B | ||
| Q3 24 | $1.8B | $3.5B | ||
| Q2 24 | $1.8B | $3.5B | ||
| Q1 24 | $1.5B | $3.4B |
| Q4 25 | $330.8M | $46.9M | ||
| Q3 25 | $291.6M | $46.8M | ||
| Q2 25 | $230.8M | $-45.6M | ||
| Q1 25 | $169.3M | $70.6M | ||
| Q4 24 | $145.9M | $58.6M | ||
| Q3 24 | $146.2M | $74.2M | ||
| Q2 24 | $134.0M | $41.2M | ||
| Q1 24 | $96.3M | $42.0M |
| Q4 25 | 25.5% | 15.5% | ||
| Q3 25 | 24.8% | 15.5% | ||
| Q2 25 | 23.5% | 16.5% | ||
| Q1 25 | 22.0% | 15.5% | ||
| Q4 24 | 23.2% | 14.7% | ||
| Q3 24 | 21.1% | 15.6% | ||
| Q2 24 | 20.1% | 15.6% | ||
| Q1 24 | 19.3% | 15.8% |
| Q4 25 | 16.1% | 3.2% | ||
| Q3 25 | 15.5% | 3.1% | ||
| Q2 25 | 13.8% | -0.6% | ||
| Q1 25 | 11.4% | 4.0% | ||
| Q4 24 | 12.1% | 3.4% | ||
| Q3 24 | 11.2% | 3.3% | ||
| Q2 24 | 10.2% | 3.1% | ||
| Q1 24 | 8.8% | 3.2% |
| Q4 25 | 12.5% | 1.2% | ||
| Q3 25 | 11.9% | 1.2% | ||
| Q2 25 | 10.6% | -1.2% | ||
| Q1 25 | 9.2% | 1.9% | ||
| Q4 24 | 7.8% | 1.5% | ||
| Q3 24 | 8.1% | 2.1% | ||
| Q2 24 | 7.4% | 1.2% | ||
| Q1 24 | 6.3% | 1.2% |
| Q4 25 | $9.35 | $1.39 | ||
| Q3 25 | $8.25 | $1.33 | ||
| Q2 25 | $6.53 | $-1.34 | ||
| Q1 25 | $4.75 | $2.04 | ||
| Q4 24 | $4.08 | $1.67 | ||
| Q3 24 | $4.09 | $2.13 | ||
| Q2 24 | $3.74 | $1.18 | ||
| Q1 24 | $2.69 | $1.20 |
Balance Sheet & Financial Strength
Snapshot of each company's liquidity, leverage and book value from the latest quarter.
| Metric | | |
|---|---|---|
| Cash + ST InvestmentsLiquidity on hand | $981.9M | $6.3M |
| Total DebtLower is stronger | $145.2M | $1.6B |
| Stockholders' EquityBook value | $2.4B | $1.1B |
| Total Assets | $6.4B | $6.0B |
| Debt / EquityLower = less leverage | 0.06× | 1.51× |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $981.9M | $6.3M | ||
| Q3 25 | $860.5M | $89.4M | ||
| Q2 25 | $331.7M | $110.4M | ||
| Q1 25 | $204.8M | $64.6M | ||
| Q4 24 | $549.9M | $44.0M | ||
| Q3 24 | $415.6M | $17.6M | ||
| Q2 24 | $199.4M | $67.2M | ||
| Q1 24 | $100.8M | $15.1M |
| Q4 25 | $145.2M | $1.6B | ||
| Q3 25 | $136.0M | $1.5B | ||
| Q2 25 | $73.0M | $1.5B | ||
| Q1 25 | $67.8M | $1.6B | ||
| Q4 24 | $68.3M | $1.6B | ||
| Q3 24 | $62.3M | $1.7B | ||
| Q2 24 | $73.4M | $1.7B | ||
| Q1 24 | $77.0M | $1.7B |
| Q4 25 | $2.4B | $1.1B | ||
| Q3 25 | $2.2B | $1.1B | ||
| Q2 25 | $2.0B | $1.0B | ||
| Q1 25 | $1.8B | $1.1B | ||
| Q4 24 | $1.7B | $1.1B | ||
| Q3 24 | $1.6B | $1.0B | ||
| Q2 24 | $1.5B | $944.7M | ||
| Q1 24 | $1.4B | $904.4M |
| Q4 25 | $6.4B | $6.0B | ||
| Q3 25 | $5.8B | $6.0B | ||
| Q2 25 | $5.1B | $5.9B | ||
| Q1 25 | $4.6B | $5.9B | ||
| Q4 24 | $4.7B | $5.9B | ||
| Q3 24 | $4.4B | $5.8B | ||
| Q2 24 | $4.2B | $5.8B | ||
| Q1 24 | $3.9B | $5.4B |
| Q4 25 | 0.06× | 1.51× | ||
| Q3 25 | 0.06× | 1.39× | ||
| Q2 25 | 0.04× | 1.48× | ||
| Q1 25 | 0.04× | 1.44× | ||
| Q4 24 | 0.04× | 1.49× | ||
| Q3 24 | 0.04× | 1.67× | ||
| Q2 24 | 0.05× | 1.81× | ||
| Q1 24 | 0.06× | 1.83× |
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 | $468.5M | $66.9M |
| Free Cash FlowOCF − Capex | $402.4M | $-195.6M |
| FCF MarginFCF / Revenue | 15.2% | -5.1% |
| Capex IntensityCapex / Revenue | 2.5% | 6.8% |
| Cash ConversionOCF / Net Profit | 1.42× | 1.43× |
| TTM Free Cash FlowTrailing 4 quarters | $1.0B | $192.3M |
8-quarter trend — quarters aligned by calendar period.
| Q4 25 | $468.5M | $66.9M | ||
| Q3 25 | $553.3M | $167.9M | ||
| Q2 25 | $252.5M | $136.8M | ||
| Q1 25 | $-88.0M | $195.8M | ||
| Q4 24 | $210.5M | $87.7M | ||
| Q3 24 | $302.2M | $87.8M | ||
| Q2 24 | $189.9M | $-136.4M | ||
| Q1 24 | $146.6M | $70.1M |
| Q4 25 | $402.4M | $-195.6M | ||
| Q3 25 | $517.9M | $134.4M | ||
| Q2 25 | $221.2M | $102.7M | ||
| Q1 25 | $-110.2M | $150.8M | ||
| Q4 24 | $169.8M | $-245.5M | ||
| Q3 24 | $280.1M | $34.5M | ||
| Q2 24 | $166.5M | $-185.2M | ||
| Q1 24 | $121.6M | $26.3M |
| Q4 25 | 15.2% | -5.1% | ||
| Q3 25 | 21.1% | 3.4% | ||
| Q2 25 | 10.2% | 2.8% | ||
| Q1 25 | -6.0% | 4.1% | ||
| Q4 24 | 9.1% | -6.3% | ||
| Q3 24 | 15.5% | 1.0% | ||
| Q2 24 | 9.2% | -5.4% | ||
| Q1 24 | 7.9% | 0.8% |
| Q4 25 | 2.5% | 6.8% | ||
| Q3 25 | 1.4% | 0.8% | ||
| Q2 25 | 1.4% | 0.9% | ||
| Q1 25 | 1.2% | 1.2% | ||
| Q4 24 | 2.2% | 8.6% | ||
| Q3 24 | 1.2% | 1.5% | ||
| Q2 24 | 1.3% | 1.4% | ||
| Q1 24 | 1.6% | 1.3% |
| Q4 25 | 1.42× | 1.43× | ||
| Q3 25 | 1.90× | 3.59× | ||
| Q2 25 | 1.09× | — | ||
| Q1 25 | -0.52× | 2.77× | ||
| Q4 24 | 1.44× | 1.50× | ||
| Q3 24 | 2.07× | 1.18× | ||
| Q2 24 | 1.42× | -3.31× | ||
| Q1 24 | 1.52× | 1.67× |
Financial Flow Comparison
Revenue → gross profit → operating profit → net profit for each company.
Revenue Breakdown by Segment
FIX
| Electrical Segment | $823.7M | 31% |
| Manufacturing Customer | $542.7M | 21% |
| Existing Building Construction | $491.4M | 19% |
| Healthcare Sector Customer | $220.8M | 8% |
| Service Projects | $153.0M | 6% |
| Education | $137.5M | 5% |
| Government Customer | $131.0M | 5% |
| Office Building Customer | $88.2M | 3% |
| Other Customer | $40.7M | 2% |
| Multi Family And Residential | $33.7M | 1% |
SAH
| Retail New Vehicles | $1.9B | 48% |
| Other | $1.2B | 31% |
| Parts Serviceand Collision Repair | $515.2M | 13% |
| Finance Insurance And Other Net | $202.2M | 5% |
| Wholesale Vehicles | $63.9M | 2% |
| Fleet New Vehicles | $24.0M | 1% |
