1951 Allard J2 vs. 1983 BMW 525
To start off, 1983 BMW 525 is newer by 32 year(s). Which means there will be less support and parts availability for 1951 Allard J2. In addition, the cost of maintenance, including insurance, on 1951 Allard J2 would be higher. At 5,415 cc (8 cylinders), 1951 Allard J2 is equipped with a bigger engine. In terms of performance, 1951 Allard J2 (158 HP @ 3800 RPM) has 35 more horse power than 1983 BMW 525. (123 HP @ 4250 RPM). In normal driving conditions, 1951 Allard J2 should accelerate faster than 1983 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 1983 BMW 525 weights approximately 270 kg more than 1951 Allard J2.
Compare all specifications:
| 1951 Allard J2 | 1983 BMW 525 | |
| Make | Allard | BMW |
| Model | J2 | 525 |
| Year Released | 1951 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 5415 cc | 2693 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 123 HP |
| Engine RPM | 3800 RPM | 4250 RPM |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 980 kg | 1250 kg |
| Vehicle Length | 3780 mm | 4630 mm |
| Vehicle Width | 1730 mm | 1710 mm |
| Vehicle Height | 1300 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2630 mm |
| Fuel Tank Capacity | 38 L | 70 L |
