1951 Allard J2 vs. 1971 Vauxhall Firenza
To start off, 1971 Vauxhall Firenza is newer by 20 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 5,415 cc (8 cylinders), 1951 Allard J2 is equipped with a bigger engine. In terms of performance, 1951 Allard J2 (158 HP @ 3800 RPM) has 87 more horse power than 1971 Vauxhall Firenza. (71 HP @ 5600 RPM). In normal driving conditions, 1951 Allard J2 should accelerate faster than 1971 Vauxhall Firenza. With that said, vehicle weight also plays an important factor in acceleration. 1951 Allard J2 weights approximately 60 kg more than 1971 Vauxhall Firenza. 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 | 1971 Vauxhall Firenza | |
| Make | Allard | Vauxhall |
| Model | J2 | Firenza |
| Year Released | 1951 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 5415 cc | 1599 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 71 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 980 kg | 920 kg |
| Vehicle Length | 3780 mm | 4150 mm |
| Vehicle Width | 1730 mm | 1650 mm |
| Vehicle Height | 1300 mm | 1340 mm |
| Wheelbase Size | 2550 mm | 2470 mm |
