| BMW M4 | Mercedes-Benz GLS | ||
|---|---|---|---|
| Live listings | 108 | 421best | |
| Price range | $46.5K – $132K | $17.9K – $169K | |
| Median price | $67.8Kbest | $84.5K | |
| Median mileage | 25,757 mi | 7,805 mibest | |
| Great deals | 17 | 114best | |
| Biggest deal | $11.5K under | $39K underbest | |
| Updated | 2026-08-27 | 2026-08-08 |