Group 1 Automotive (GPI) vs CarMax (KMX)
Head-to-head comparison of performance, valuation, growth, profitability and dividends. Prices delayed 15 minutes; data as of Oct 8, 2026.
Summary
CarMax (KMX) has outperformed Group 1 Automotive (GPI) over the past year, gaining 21.3% versus a loss of 44.4%. Over five years, GPI leads with a +30.1% price change compared with -61.0% for KMX. CarMax is the larger company by market cap ($7.64 billion vs $2.82 billion), about 2.7 times the size, while Group 1 Automotive is growing revenue faster (+13.2% vs -1.8%).
On valuation, Group 1 Automotive trades at a lower forward P/E (5.6x vs 15.1x for CarMax). Group 1 Automotive pays a dividend yielding 0.04%, while CarMax does not currently pay one. Group 1 Automotive converts more of its revenue into profit, with a net margin of 1.4% versus 1.0%.
Summary generated from market data by MetaCap's automated system. Methodology
Relative performance
Percent change in share price from the first common trading day shown; excludes dividends.
Head-to-head
| Metric | GPI | KMX |
|---|---|---|
| Share price | $236.61 | $53.79 |
| Market cap | $2.82B | $7.64B |
| 1-day change | +1.72% | +0.96% |
| YTD return | -39.84% | +39.21% |
| 1-year return | -44.37% | +21.26% |
| 5-year return | +30.14% | -61.05% |
| P/E ratio (TTM) | 9.89 | 25.49 |
| Forward P/E | 5.62 | 15.08 |
| EPS (TTM) | $23.93 | $2.11 |
| Dividend yield | 0.04% | 0.00% |
| Annual dividend | $0.10 | $0.00 |
| Revenue (latest FY) | $22.57B | $25.88B |
| Revenue growth (YoY) | +13.23% | -1.79% |
| Net income (latest FY) | $325.20M | $247.29M |
| Gross margin | 16.05% | 10.84% |
| Operating margin | 3.25% | — |
| Net margin | 1.44% | 0.96% |
| 52-week high | $461.27 | $65.28 |
| 52-week low | $229.91 | $30.26 |
| Distance from 52-week high | -48.70% | -17.60% |
| Analyst consensus | buy | hold |
| Avg. price target upside | +49.19% | +16.42% |
| Average volume | 229.96K | 2.60M |
| Shares outstanding | 11.92M | 141.94M |
| Employees | 20,452 | 28,000 |
| Sector | Consumer Discretionary | Consumer Discretionary |
| Industry | Retail-Auto Dealers and Gas Stations | Retail-Auto Dealers and Gas Stations |
Highlighted cells mark the higher value for growth, returns, margins and yield, and the lower value for P/E ratios. Highlighting is a mechanical comparison, not a recommendation.
Key differences
- CarMax is about 2.7 times larger than Group 1 Automotive by market value ($7.64B vs $2.82B).
- KMX has outperformed GPI by 65.6 percentage points over the past year.
- CarMax trades at a higher earnings multiple (25.5x vs 9.9x trailing P/E).
- Group 1 Automotive grew revenue faster in its latest fiscal year (+13.23% vs -1.79%).
About Group 1 Automotive
GPI stock →Group 1 Automotive, Inc., through its subsidiaries, operates in the automotive retail industry in the United States and the United Kingdom. The company sells new and used cars and light trucks through its dealerships and digital platform; and service and insurance contracts.
Consumer Discretionary · Retail-Auto Dealers and Gas Stations · 20,452 employees
About CarMax
KMX stock →CarMax, Inc., through its subsidiaries, operates as a retailer of used vehicles and related products in the United States. The company operates in two segments: CarMax Sales Operations and CarMax Auto Finance.
Consumer Discretionary · Retail-Auto Dealers and Gas Stations · 28,000 employees
GPI vs KMX FAQ
Which is bigger, Group 1 Automotive or CarMax?
CarMax (KMX) is larger, with a market capitalization of $7.64B compared with $2.82B for Group 1 Automotive (GPI).
Which stock has performed better over the past year, GPI or KMX?
KMX returned +21.26% over the past 12 months, compared with -44.37% for GPI (price return, excluding dividends). Past performance does not predict future results.
Which has the lower P/E ratio, GPI or KMX?
GPI has the lower trailing P/E at 9.9, versus 25.5 for KMX. A lower P/E is not by itself a sign of a better investment; it can reflect slower expected growth or higher risk.
Which pays a higher dividend, Group 1 Automotive or CarMax?
Group 1 Automotive pays a dividend yielding 0.04%, while CarMax does not currently pay a regular dividend.
Are Group 1 Automotive and CarMax in the same industry?
Yes. Both are classified in the Retail-Auto Dealers and Gas Stations industry within the Consumer Discretionary sector.