1947 Allard J1 vs. 1981 Ferrari 512 BBi
To start off, 1981 Ferrari 512 BBi is newer by 34 year(s). Which means there will be less support and parts availability for 1947 Allard J1. In addition, the cost of maintenance, including insurance, on 1947 Allard J1 would be higher. At 4,942 cc, 1981 Ferrari 512 BBi is equipped with a bigger engine. In terms of performance, 1981 Ferrari 512 BBi (340 HP @ 6300 RPM) has 240 more horse power than 1947 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 1981 Ferrari 512 BBi should accelerate faster than 1947 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1981 Ferrari 512 BBi weights approximately 359 kg more than 1947 Allard J1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1981 Ferrari 512 BBi (451 Nm @ 4200 RPM) has 146 more torque (in Nm) than 1947 Allard J1. (305 Nm @ 2500 RPM). This means 1981 Ferrari 512 BBi will have an easier job in driving up hills or pulling heavy equipment than 1947 Allard J1.
Compare all specifications:
| 1947 Allard J1 | 1981 Ferrari 512 BBi | |
| Make | Allard | Ferrari |
| Model | J1 | 512 BBi |
| Year Released | 1947 | 1981 |
| Engine Position | Front | Middle |
| Engine Size | 3917 cc | 4942 cc |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 100 HP | 340 HP |
| Engine RPM | 3800 RPM | 6300 RPM |
| Torque | 305 Nm | 451 Nm |
| Torque RPM | 2500 RPM | 4200 RPM |
| Engine Bore Size | 81 mm | 82.1 mm |
| Engine Stroke Size | 95.3 mm | 78 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1140 kg | 1499 kg |
| Vehicle Length | 3690 mm | 4410 mm |
| Vehicle Width | 1480 mm | 1840 mm |
| Vehicle Height | 1510 mm | 1130 mm |
| Wheelbase Size | 2440 mm | 2510 mm |
| Fuel Tank Capacity | 90 L | 120 L |
