| Pontiac Firebird / Trans Am | Mercedes-Benz GLS | ||
|---|---|---|---|
| Live listings | 29 | 421best | |
| Price range | $5K – $15K | $17.9K – $169K | |
| Median price | $10.3Kbest | $84.5K | |
| Median mileage | 91,000 mi | 7,805 mibest | |
| Great deals | 0 | 114best | |
| Biggest deal | $2.9K under | $39K underbest | |
| Updated | 2026-08-15 | 2026-08-08 |