Sweden vs USA — 1961 vs 1963
| P1800 1800S | Riviera 1st Generation | |
|---|---|---|
| Horsepower | 118 hp | 325 hp |
| Torque | 125 lb-ft | 425 lb-ft |
| Engine Size | 1,986 cc | 6,571 cc |
| 0-60 mph | 11.5 sec | 8.0 sec |
| Top Speed | 112 mph | 120 mph |
| ¼ Mile | 17.9 sec | 15.5 sec |
| Weight | 2,403 lbs | — |
| Wheelbase | 2,450 mm | 3,023 mm |
| Length | 4,369 mm | 5,334 mm |
| Units Produced | 47,484 | 40,000 |
| Original MSRP | $4,000 | — |
| Value (Excellent) | $70,000 | $65,000 |
| Collectibility | 7/10 | 5/10 |
| Rarity | 5/10 | 5/10 |
Numbers favor the 1963 Buick Riviera 1st Generation with more power, quicker acceleration, higher top speed. The 1961 Volvo P1800 1800S offers stronger collectibility, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.
The rivalry between Sweden and USA automotive industries has produced legendary matchups, and the 1961 Volvo P1800 1800S versus 1963 Buick Riviera 1st Generation is among the most fascinating. These two cars represent the best of their national engineering schools. The 1963 Buick Riviera 1st Generation holds a clear advantage in raw power with 325 hp compared to 118 hp, a 207-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 Buick Riviera relies on a V8 OHV with 6,571 cc. In the sprint to 60 mph, the 1963 Buick Riviera 1st Generation edges ahead at 8.0 seconds versus 11.5 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference. From a collectibility standpoint, the 1961 Volvo P1800 1800S rates higher among enthusiasts and auction houses.