1951 Allard J1 vs. 2007 Porsche 911
To start off, 2007 Porsche 911 is newer by 56 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, 2007 Porsche 911 (473 HP @ 6000 RPM) has 373 more horse power than 1951 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 1951 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 444 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.
Because 2007 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1951 Allard J1. In wet, icy, snow, or gravel driving conditions, 2007 Porsche 911 will offer significantly more control. 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, 2007 Porsche 911 (620 Nm @ 1950 RPM) has 315 more torque (in Nm) than 1951 Allard J1. (305 Nm @ 2500 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1951 Allard J1. 2007 Porsche 911 has automatic transmission and 1951 Allard J1 has manual transmission. 1951 Allard J1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Allard J1 | 2007 Porsche 911 | |
| Make | Allard | Porsche |
| Model | J1 | 911 |
| Year Released | 1951 | 2007 |
| Engine Position | Front | Rear |
| Engine Size | 3917 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 473 HP |
| Engine RPM | 3800 RPM | 6000 RPM |
| Torque | 305 Nm | 620 Nm |
| Torque RPM | 2500 RPM | 1950 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1146 kg | 1590 kg |
| Vehicle Length | 3690 mm | 4440 mm |
| Vehicle Width | 1480 mm | 1860 mm |
| Vehicle Height | 1510 mm | 1310 mm |
| Wheelbase Size | 2440 mm | 2360 mm |
| Fuel Tank Capacity | 113 L | 80 L |
