Germany vs Germany — 1986 vs 1996
| 560 SEC W126 | 850 CSi | |
|---|---|---|
| Horsepower | 300 hp | 380 hp |
| Torque | 336 lb-ft | 406 lb-ft |
| Engine Size | 5,547 cc | 5,576 cc |
| 0-60 mph | 6.3 sec | 5.6 sec |
| Top Speed | 155 mph | 155 mph |
| ¼ Mile | 14.6 sec | 13.9 sec |
| Weight | 3,902 lbs | 3,946 lbs |
| Wheelbase | 2,850 mm | 2,684 mm |
| Length | 4,935 mm | 4,780 mm |
| Units Produced | 28,929 | 1,510 |
| Original MSRP | $73,500 | $102,000 |
| Value (Excellent) | $80,000 | $180,000 |
| Collectibility | 7/10 | 9/10 |
| Rarity | 5/10 | 8/10 |
The 1996 BMW 850 CSi emerges ahead in most objective measures, offering more power, quicker acceleration, greater rarity. The 1986 Mercedes-Benz 560 SEC W126 counters with better value, 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.
Among Grand Tourer enthusiasts, the matchup between the 1986 Mercedes-Benz 560 SEC W126 and 1996 BMW 850 CSi is one for the ages. These Modern classic machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1996 BMW 850 CSi holds a clear advantage in raw power with 380 hp compared to 300 hp, a 80-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Mercedes-Benz 560 SEC uses a V8 SOHC 16V displacing 5,547 cc, while the BMW 850 relies on a V12 DOHC with 5,576 cc. In the sprint to 60 mph, the 1996 BMW 850 CSi edges ahead at 5.6 seconds versus 6.3 seconds. Rarity plays a significant role here — with only 1,510 units built, the 1996 BMW 850 CSi is considerably scarcer than the Mercedes-Benz 560 SEC's 28,929 examples. On the collector market, the 1996 BMW 850 CSi commands a significant premium over the 1986 Mercedes-Benz 560 SEC W126, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1996 BMW 850 CSi rates higher among enthusiasts and auction houses.