1951 Allard J1 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 54 year(s). Which means there will be less support and parts availability for 1951 Allard J1. In addition, the cost of maintenance, including insurance, on 1951 Allard J1 would be higher. At 3,917 cc (8 cylinders), 1951 Allard J1 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (355 HP @ 6800 RPM) has 255 more horse power than 1951 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1951 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 354 kg more than 1951 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, 2005 Porsche 911 (385 Nm @ 4600 RPM) has 80 more torque (in Nm) than 1951 Allard J1. (305 Nm @ 2500 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1951 Allard J1.
Compare all specifications:
| 1951 Allard J1 | 2005 Porsche 911 | |
| Make | Allard | Porsche |
| Model | J1 | 911 |
| Year Released | 1951 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 3917 cc | 3818 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 355 HP |
| Engine RPM | 3800 RPM | 6800 RPM |
| Torque | 305 Nm | 385 Nm |
| Torque RPM | 2500 RPM | 4600 RPM |
| Engine Bore Size | 81 mm | 99 mm |
| Engine Stroke Size | 95.3 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1146 kg | 1500 kg |
| Vehicle Length | 3690 mm | 4430 mm |
| Vehicle Width | 1480 mm | 1810 mm |
| Vehicle Height | 1510 mm | 1310 mm |
| Wheelbase Size | 2440 mm | 2360 mm |
| Fuel Tank Capacity | 113 L | 64 L |
