1947 Allard J1 vs. 1980 Porsche 911
To start off, 1980 Porsche 911 is newer by 33 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 3,620 cc (8 cylinders), 1947 Allard J1 is equipped with a bigger engine. In terms of performance, 1980 Porsche 911 (172 HP @ 5500 RPM) has 87 more horse power than 1947 Allard J1. (85 HP @ 3800 RPM) In normal driving conditions, 1980 Porsche 911 should accelerate faster than 1947 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1980 Porsche 911 weights approximately 102 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, 1980 Porsche 911 (256 Nm @ 4200 RPM) has 53 more torque (in Nm) than 1947 Allard J1. (203 Nm @ 1500 RPM). This means 1980 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1947 Allard J1.
Compare all specifications:
| 1947 Allard J1 | 1980 Porsche 911 | |
| Make | Allard | Porsche |
| Model | J1 | 911 |
| Year Released | 1947 | 1980 |
| Engine Position | Front | Rear |
| Engine Size | 3620 cc | 2994 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 172 HP |
| Engine RPM | 3800 RPM | 5500 RPM |
| Torque | 203 Nm | 256 Nm |
| Torque RPM | 1500 RPM | 4200 RPM |
| Engine Bore Size | 77.8 mm | 95 mm |
| Engine Stroke Size | 95.3 mm | 70.4 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1020 kg | 1122 kg |
| Vehicle Length | 3690 mm | 4300 mm |
| Vehicle Width | 1480 mm | 1660 mm |
| Vehicle Height | 1510 mm | 1330 mm |
| Wheelbase Size | 2440 mm | 2270 mm |
