Japan vs Germany — 1989 vs 1987
| Legacy B4 RSK Twin Turbo | M5 E34 | |
|---|---|---|
| Horsepower | 280 hp | 315 hp |
| Torque | 253 lb-ft | 266 lb-ft |
| Engine Size | 1,994 cc | 3,535 cc |
| 0-60 mph | 5.6 sec | 6.3 sec |
| Top Speed | 149 mph | 155 mph |
| ¼ Mile | 14.2 sec | 14.7 sec |
| Weight | 3,021 lbs | 3,638 lbs |
| Wheelbase | 2,650 mm | 2,761 mm |
| Length | 4,605 mm | 4,720 mm |
| Units Produced | 25,000 | 12,254 |
| Original MSRP | — | $59,500 |
| Value (Excellent) | $25,000 | $75,000 |
| Collectibility | 6/10 | 8/10 |
| Rarity | 6/10 | 7/10 |
It's a closely fought contest. The 1989 Subaru Legacy B4 RSK Twin Turbo brings quicker acceleration, lighter weight, better value to the table, and the 1987 BMW M5 E34 answers with more power, higher top speed, greater rarity. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.
The rivalry between Japan and Germany automotive industries has produced legendary matchups, and the 1989 Subaru Legacy B4 RSK Twin Turbo versus 1987 BMW M5 E34 is among the most fascinating. These two cars represent the best of their national engineering schools. The 1987 BMW M5 E34 holds a clear advantage in raw power with 315 hp compared to 280 hp, a 35-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 BMW M5 relies on a Inline-6 with 3,535 cc. In the sprint to 60 mph, the 1989 Subaru Legacy B4 RSK Twin Turbo edges ahead at 5.6 seconds versus 6.3 seconds. The Subaru Legacy carries a weight advantage, tipping the scales 617 lbs lighter. On the collector market, the 1987 BMW M5 E34 commands a significant premium over the 1989 Subaru Legacy B4 RSK Twin Turbo, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1987 BMW M5 E34 rates higher among enthusiasts and auction houses.