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Group 1 Automotive vs Sonic Automotive: GPI and SAH compared
Group 1 Automotive is the larger company: $5.4B of revenue in its latest quarter (Q3 2026) against $3.9B for Sonic Automotive (Q2 2026). Sonic Automotive is growing faster (+8% against -7% a year earlier). Group 1 Automotive is more profitable, with an operating margin of 3.7% against 3.3%.
Where the money goes: GPI and SAH
Group 1 Automotive (GPI) · Q3 2026
Group 1 Automotive, Q3 2026: revenue $5.4B (-7% year over year), operating margin 3.7%, net earnings $103M, operating cash flow $187M. The chart follows the revenue to costs, profit and cash.
Sonic Automotive (SAH) · Q2 2026
Sonic Automotive, Q2 2026: revenue $3.9B (+8% year over year), operating margin 3.3%, net earnings $57.4M, operating cash flow −$100M. The chart follows the revenue to costs, profit and cash.
| Group 1 Automotive (GPI) | Sonic Automotive (SAH) | |
|---|---|---|
| Latest quarter | Q3 2026 | Q2 2026 |
| Revenue | $5.4B | $3.9B |
| Revenue growth, Y/Y | -7% | +8% |
| Gross margin | 15.8% | 15.7% |
| Operating margin | 3.7% | 3.3% |
| Net earnings | $103M | $57.4M |
| Net margin | 1.9% | 1.5% |
| Operating cash flow | $187M | −$100M |
| Free cash flow | $147M | — |
| Market value | $3.2B | $2.0B |
| P/E | 8.4× | 10.0× |
| Analysts’ mean target | $324.92 | $81.82 |
Where the revenue comes from
Group 1 Automotive
- Total new and used vehicle sales: $4.5B (83%)
- Parts and service sales: $701M (13%)
- Finance, insurance and other, net: $216M (4%)
Sonic Automotive
- Total vehicles: $3.2B (81%)
- Parts, service and collision repair: $530M (13%)
- Finance, insurance and other, net: $210M (5%)
Questions
Which is bigger, Group 1 Automotive or Sonic Automotive?
Group 1 Automotive is the larger company: $5.4B of revenue in its latest quarter (Q3 2026) against $3.9B for Sonic Automotive (Q2 2026).
Is Group 1 Automotive or Sonic Automotive growing faster?
Sonic Automotive is growing faster (+8% against -7% a year earlier).
Which is more profitable, Group 1 Automotive or Sonic Automotive?
Group 1 Automotive is more profitable, with an operating margin of 3.7% against 3.3%.
More: Group 1 Automotive earnings · how Group 1 Automotive makes money · Sonic Automotive earnings · how Sonic Automotive makes money
From the companies' latest 10-Q, 10-K or earnings release (10-Q filed Oct 29, 2026; 10-Q filed Jul 30, 2026). Fiscal quarters can end on different dates. Not investment advice.