Sweden vs Germany — 1961 vs 1971
| P1800 1800S | 3.0 CS E9 | |
|---|---|---|
| Horsepower | 118 hp | 180 hp |
| Torque | 125 lb-ft | 188 lb-ft |
| Engine Size | 1,986 cc | 2,985 cc |
| 0-60 mph | 11.5 sec | 8.5 sec |
| Top Speed | 112 mph | 131 mph |
| ¼ Mile | 17.9 sec | 16.1 sec |
| Weight | 2,403 lbs | 3,075 lbs |
| Wheelbase | 2,450 mm | 2,625 mm |
| Length | 4,369 mm | 4,660 mm |
| Units Produced | 47,484 | 11,063 |
| Original MSRP | $4,000 | $9,695 |
| Value (Excellent) | $70,000 | $120,000 |
| Collectibility | 7/10 | 8/10 |
| Rarity | 5/10 | 6/10 |
The 1971 BMW 3.0 CS E9 emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1961 Volvo P1800 1800S counters with lighter weight, 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.
Putting the 1961 Volvo P1800 1800S against the 1971 BMW 3.0 CS E9 is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Sweden versus Germany. The 1971 BMW 3.0 CS E9 holds a clear advantage in raw power with 180 hp compared to 118 hp, a 62-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Volvo P1800 uses a Inline-4 OHV B18/B20 displacing 1,986 cc, while the BMW 3.0 CS relies on a Inline-6 SOHC 12V with 2,985 cc. In the sprint to 60 mph, the 1971 BMW 3.0 CS E9 edges ahead at 8.5 seconds versus 11.5 seconds. The Volvo P1800 carries a weight advantage, tipping the scales 672 lbs lighter. Rarity plays a significant role here — with only 11,063 units built, the 1971 BMW 3.0 CS E9 is considerably scarcer than the Volvo P1800's 47,484 examples.