1948 Allard J1 vs. 1983 BMW 525
To start off, 1983 BMW 525 is newer by 35 year(s). Which means there will be less support and parts availability for 1948 Allard J1. In addition, the cost of maintenance, including insurance, on 1948 Allard J1 would be higher. At 3,622 cc (8 cylinders), 1948 Allard J1 is equipped with a bigger engine. In terms of performance, 1983 BMW 525 (123 HP @ 4250 RPM) has 38 more horse power than 1948 Allard J1. (85 HP @ 3800 RPM) In normal driving conditions, 1983 BMW 525 should accelerate faster than 1948 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1983 BMW 525 weights approximately 230 kg more than 1948 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, 1983 BMW 525 (241 Nm @ 3250 RPM) has 37 more torque (in Nm) than 1948 Allard J1. (204 Nm @ 1500 RPM). This means 1983 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1948 Allard J1.
Compare all specifications:
| 1948 Allard J1 | 1983 BMW 525 | |
| Make | Allard | BMW |
| Model | J1 | 525 |
| Year Released | 1948 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 3622 cc | 2693 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 123 HP |
| Engine RPM | 3800 RPM | 4250 RPM |
| Torque | 204 Nm | 241 Nm |
| Torque RPM | 1500 RPM | 3250 RPM |
| Engine Bore Size | 77.8 mm | 84 mm |
| Engine Stroke Size | 95.3 mm | 81 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1020 kg | 1250 kg |
| Vehicle Length | 3690 mm | 4630 mm |
| Vehicle Width | 1480 mm | 1710 mm |
| Vehicle Height | 1510 mm | 1430 mm |
| Wheelbase Size | 2440 mm | 2630 mm |
