Germany vs Germany — 1983 vs 1986
| M6 E24 | M635CSi E24 | |
|---|---|---|
| Horsepower | 256 hp | 286 hp |
| Torque | 251 lb-ft | 251 lb-ft |
| Engine Size | 3,453 cc | 3,453 cc |
| 0-60 mph | 6.4 sec | 6.1 sec |
| Top Speed | 158 mph | 158 mph |
| ¼ Mile | 14.5 sec | 14.4 sec |
| Weight | 3,329 lbs | 3,461 lbs |
| Wheelbase | 2,626 mm | 2,625 mm |
| Length | 4,755 mm | 4,755 mm |
| Units Produced | 5,855 | 5,855 |
| Original MSRP | $56,000 | $54,500 |
| Value (Excellent) | $100,000 | $95,000 |
| Collectibility | 8/10 | 8/10 |
| Rarity | 7/10 | 7/10 |
The 1986 BMW M635CSi E24 emerges ahead in most objective measures, offering more power, quicker acceleration. The 1983 BMW M6 E24 counters with its unique character, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
Within the BMW stable, the 1983 BMW M6 E24 and 1986 BMW M635CSi E24 represent different approaches to performance and purpose. Both carry the BMW badge, yet each carves out its own distinct identity. The 1986 BMW M635CSi E24 holds a clear advantage in raw power with 286 hp compared to 256 hp, a 30-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the BMW M6 uses a Inline-6 DOHC 24V displacing 3,453 cc, while the BMW M635CSi relies on a Inline-6 DOHC with 3,453 cc. In the sprint to 60 mph, the 1986 BMW M635CSi E24 edges ahead at 6.1 seconds versus 6.4 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.