1951 Allard J1 vs. 2001 BMW X5
To start off, 2001 BMW X5 is newer by 50 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 4,619 cc (8 cylinders), 2001 BMW X5 is equipped with a bigger engine. In terms of performance, 2001 BMW X5 (329 HP @ 5700 RPM) has 229 more horse power than 1951 Allard J1. (100 HP @ 3800 RPM) In normal driving conditions, 2001 BMW X5 should accelerate faster than 1951 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW X5 weights approximately 1034 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 2001 BMW X5 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, 2001 BMW X5 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, 2001 BMW X5 (480 Nm @ 3700 RPM) has 175 more torque (in Nm) than 1951 Allard J1. (305 Nm @ 2500 RPM). This means 2001 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1951 Allard J1. 2001 BMW X5 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. 2001 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Allard J1 | 2001 BMW X5 | |
| Make | Allard | BMW |
| Model | J1 | X5 |
| Year Released | 1951 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 3917 cc | 4619 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 329 HP |
| Engine RPM | 3800 RPM | 5700 RPM |
| Torque | 305 Nm | 480 Nm |
| Torque RPM | 2500 RPM | 3700 RPM |
| Engine Bore Size | 81 mm | 93 mm |
| Engine Stroke Size | 95.3 mm | 85 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1146 kg | 2180 kg |
| Vehicle Length | 3690 mm | 4670 mm |
| Vehicle Width | 1480 mm | 1880 mm |
| Vehicle Height | 1510 mm | 1710 mm |
| Wheelbase Size | 2440 mm | 2830 mm |
| Fuel Tank Capacity | 113 L | 93 L |
