Japan vs Japan — 1989 vs 2008
| Legacy B4 RSK Twin Turbo | Impreza WRX STI S206 GRB | |
|---|---|---|
| Horsepower | 280 hp | 320 hp |
| Torque | 253 lb-ft | 318 lb-ft |
| Engine Size | 1,994 cc | 1,994 cc |
| 0-60 mph | 5.6 sec | 4.3 sec |
| Top Speed | 149 mph | 158 mph |
| ¼ Mile | 14.2 sec | 12.8 sec |
| Weight | 3,021 lbs | 3,064 lbs |
| Wheelbase | 2,650 mm | 2,625 mm |
| Length | 4,605 mm | 4,415 mm |
| Units Produced | 25,000 | 300 |
| Value (Excellent) | $25,000 | $110,000 |
| Collectibility | 6/10 | 9/10 |
| Rarity | 6/10 | 9/10 |
Numbers favor the 2008 Subaru Impreza WRX STI S206 GRB with more power, quicker acceleration, higher top speed. The 1989 Subaru Legacy B4 RSK Twin Turbo offers better value, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.
Subaru has long offered a diverse lineup, and comparing the 1989 Subaru Legacy B4 RSK Twin Turbo with the 2008 Subaru Impreza WRX STI S206 GRB 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 280 hp, a 40-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Subaru Legacy uses a Flat-4 Twin-Turbocharged displacing 1,994 cc, while the Subaru Impreza WRX STI relies on a Flat-4 DOHC 16-valve turbo (EJ207) with 1,994 cc. In the sprint to 60 mph, the 2008 Subaru Impreza WRX STI S206 GRB edges ahead at 4.3 seconds versus 5.6 seconds. Rarity plays a significant role here — with only 300 units built, the 2008 Subaru Impreza WRX STI S206 GRB is considerably scarcer than the Subaru Legacy's 25,000 examples. On the collector market, the 2008 Subaru Impreza WRX STI S206 GRB commands a significant premium over the 1989 Subaru Legacy B4 RSK Twin Turbo, 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.