PHINIA vs Sonic Automotive
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KIRA’s take AI analyst
I put PHINIA and Sonic Automotive side by side, using each one’s latest annual report. Here is what stands out:
- Sonic Automotive is the larger business, with $15.2B of revenue in fiscal 2025 against $3.5B for PHINIA, about 4.4 times as much.
- Sonic Automotive grew revenue faster (6.5%, against 2.4%).
- PHINIA kept more of each dollar of sales as operating profit (7.3% operating margin, against 2.4%).
- PHINIA turned more of its sales into free cash flow (5.4% FCF margin, against 2.8%).
- Investors pay more for each dollar of PHINIA’s earnings: a P/E of 16.4x against 9.8x for Sonic Automotive.
Who comes out ahead
Of the 8 measures where higher (or lower) is clearly better, how many each company leads.
PHINIA
PHIN
6/8
Gross marginOperating marginNet marginFCF marginNet debt / EBITDAShare count change
Sonic Automotive
SAH
2/8
Revenue growthReturn on equity
Side by side
Best in the row
| Latest fiscal year | PHIN FY25 | SAH FY25 |
|---|---|---|
| Size | ||
| Market cap | $2.2B | $2.0B |
| Revenue | $3.5B | $15.2B |
| Free cash flow | $188M | $418M |
| Net income | $130M | $119M |
| Growth | ||
| Revenue growth | 2.4% | 6.5% |
| 5-year growth | — | 9.2% |
| Share count change | −10.5% | −0.9% |
| Profitability | ||
| Gross margin | 21.9% | 15.7% |
| Operating margin | 7.3% | 2.4% |
| Net margin | 3.7% | 0.8% |
| FCF margin | 5.4% | 2.8% |
| Return on capital | — | 12.2% |
| Return on equity | 8.2% | 11.1% |
| Balance sheet | ||
| Net debt | $617M | $2.0B |
| Net debt / EBITDA | 1.5x | 3.7x |
| Dividends and buybacks | $42.0M | $131M |
| Valuation & quality | ||
| P/E | 16.4x | 9.8x |
| Piotroski F-score | — | 6 |
Ten years
Revenue
Operating margin
Free cash flow
Return on capital
Each company's latest fiscal year; fiscal years end in different months. The best value in each row is highlighted where higher (or lower) is clearly better. Not investment advice.

