| BMW X6 M | Mercedes-Benz GLS | ||
|---|---|---|---|
| Live listings | 122 | 421best | |
| Price range | $55K – $138K | $17.9K – $169K | |
| Median price | $87.6K | $84.5Kbest | |
| Median mileage | 26,945 mi | 7,805 mibest | |
| Great deals | 39 | 114best | |
| Biggest deal | $30.3K under | $39K underbest | |
| Updated | 2026-08-27 | 2026-08-08 |