Germany vs Germany — 1989 vs 1983
| 8 Series 850CSi | M6 E24 | |
|---|---|---|
| Horsepower | 380 hp | 256 hp |
| Torque | 406 lb-ft | 251 lb-ft |
| Engine Size | 5,576 cc | 3,453 cc |
| 0-60 mph | 5.6 sec | 6.4 sec |
| Top Speed | 171 mph | 158 mph |
| ¼ Mile | 13.6 sec | 14.5 sec |
| Weight | — | 3,329 lbs |
| Wheelbase | 2,684 mm | 2,626 mm |
| Length | 4,780 mm | 4,755 mm |
| Units Produced | 1,510 | 5,855 |
| Original MSRP | — | $56,000 |
| Value (Excellent) | $140,000 | $100,000 |
| Collectibility | 5/10 | 8/10 |
| Rarity | 7/10 | 7/10 |
The 1989 BMW 8 Series 850CSi holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1983 BMW M6 E24 brings stronger collectibility and remains a compelling choice for enthusiasts who value BMW heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Within the BMW stable, the 1989 BMW 8 Series 850CSi and 1983 BMW M6 E24 represent different approaches to performance and purpose. Both carry the BMW badge, yet each carves out its own distinct identity. The 1989 BMW 8 Series 850CSi holds a clear advantage in raw power with 380 hp compared to 256 hp, a 124-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the BMW 8 Series uses a V12 SOHC 24V displacing 5,576 cc, while the BMW M6 relies on a Inline-6 DOHC 24V with 3,453 cc. In the sprint to 60 mph, the 1989 BMW 8 Series 850CSi edges ahead at 5.6 seconds versus 6.4 seconds. Rarity plays a significant role here — with only 1,510 units built, the 1989 BMW 8 Series 850CSi is considerably scarcer than the BMW M6's 5,855 examples. From a collectibility standpoint, the 1983 BMW M6 E24 rates higher among enthusiasts and auction houses.