1951 Allard J2 vs. 1976 Buick Riviera
To start off, 1976 Buick Riviera is newer by 25 year(s). Which means there will be less support and parts availability for 1951 Allard J2. In addition, the cost of maintenance, including insurance, on 1951 Allard J2 would be higher. At 6,595 cc (6 cylinders), 1976 Buick Riviera is equipped with a bigger engine. In terms of performance, 1976 Buick Riviera (182 HP @ 3600 RPM) has 24 more horse power than 1951 Allard J2. (158 HP @ 3800 RPM) In normal driving conditions, 1976 Buick Riviera should accelerate faster than 1951 Allard J2. With that said, vehicle weight also plays an important factor in acceleration. 1976 Buick Riviera weights approximately 785 kg more than 1951 Allard J2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1951 Allard J2 | 1976 Buick Riviera | |
| Make | Allard | Buick |
| Model | J2 | Riviera |
| Year Released | 1951 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 5415 cc | 6595 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 158 HP | 182 HP |
| Engine RPM | 3800 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 980 kg | 1765 kg |
| Vehicle Length | 3780 mm | 5550 mm |
| Vehicle Width | 1730 mm | 1970 mm |
| Vehicle Height | 1300 mm | 1410 mm |
| Wheelbase Size | 2550 mm | 2950 mm |
