1947 Allard J1 vs. 1981 Mazda Cosmo
To start off, 1981 Mazda Cosmo is newer by 34 year(s). Which means there will be less support and parts availability for 1947 Allard J1. In addition, the cost of maintenance, including insurance, on 1947 Allard J1 would be higher. At 3,620 cc (8 cylinders), 1947 Allard J1 is equipped with a bigger engine. In terms of performance, 1981 Mazda Cosmo (102 HP @ 5300 RPM) has 17 more horse power than 1947 Allard J1. (85 HP @ 3800 RPM) In normal driving conditions, 1981 Mazda Cosmo should accelerate faster than 1947 Allard J1. With that said, vehicle weight also plays an important factor in acceleration. 1981 Mazda Cosmo weights approximately 78 kg more than 1947 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, 1947 Allard J1 (203 Nm @ 1500 RPM) has 36 more torque (in Nm) than 1981 Mazda Cosmo. (167 Nm @ 3300 RPM). This means 1947 Allard J1 will have an easier job in driving up hills or pulling heavy equipment than 1981 Mazda Cosmo.
Compare all specifications:
| 1947 Allard J1 | 1981 Mazda Cosmo | |
| Make | Allard | Mazda |
| Model | J1 | Cosmo |
| Year Released | 1947 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 3620 cc | 1970 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 102 HP |
| Engine RPM | 3800 RPM | 5300 RPM |
| Torque | 203 Nm | 167 Nm |
| Torque RPM | 1500 RPM | 3300 RPM |
| Engine Bore Size | 77.8 mm | 80 mm |
| Engine Stroke Size | 95.3 mm | 98 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1020 kg | 1098 kg |
| Vehicle Length | 3690 mm | 4670 mm |
| Vehicle Width | 1480 mm | 1700 mm |
| Vehicle Height | 1510 mm | 1420 mm |
| Wheelbase Size | 2440 mm | 2620 mm |
