Japan vs Japan — 2008 vs 2004
| Impreza WRX STI S206 GRB | Forester STI SG9 | |
|---|---|---|
| Horsepower | 320 hp | 265 hp |
| Torque | 318 lb-ft | 279 lb-ft |
| Engine Size | 1,994 cc | 2,457 cc |
| 0-60 mph | 4.3 sec | 5.3 sec |
| Top Speed | 158 mph | 143 mph |
| ¼ Mile | 12.8 sec | 13.8 sec |
| Weight | 3,064 lbs | 3,263 lbs |
| Wheelbase | 2,625 mm | 2,525 mm |
| Length | 4,415 mm | 4,485 mm |
| Units Produced | 300 | — |
| Value (Excellent) | $110,000 | $40,000 |
| Collectibility | 9/10 | 7/10 |
| Rarity | 9/10 | 7/10 |
On balance, the 2008 Subaru Impreza WRX STI S206 GRB makes a stronger case on paper with more power, quicker acceleration, higher top speed. However, the 2004 Subaru Forester STI SG9 counters with better value, and its appeal extends beyond mere numbers. Choose the 2008 Subaru Impreza WRX STI S206 GRB for outright capability, or the 2004 Subaru Forester STI SG9 for a more distinctive ownership experience.
Subaru has long offered a diverse lineup, and comparing the 2008 Subaru Impreza WRX STI S206 GRB with the 2004 Subaru Forester STI SG9 highlights the breadth of the marque's engineering philosophy. The 2008 Subaru Impreza WRX STI S206 GRB holds a clear advantage in raw power with 320 hp compared to 265 hp, a 55-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Subaru Impreza WRX STI uses a Flat-4 DOHC 16-valve turbo (EJ207) displacing 1,994 cc, while the Subaru Forester STI relies on a Flat-4 DOHC 16-valve turbo (EJ255) with 2,457 cc. In the sprint to 60 mph, the 2008 Subaru Impreza WRX STI S206 GRB edges ahead at 4.3 seconds versus 5.3 seconds. On the collector market, the 2008 Subaru Impreza WRX STI S206 GRB commands a significant premium over the 2004 Subaru Forester STI SG9, reflecting differences in prestige and rarity. From a collectibility standpoint, the 2008 Subaru Impreza WRX STI S206 GRB rates higher among enthusiasts and auction houses.