1951 Austin A 40 vs. 1957 Jeep CJ5
To start off, 1957 Jeep CJ5 is newer by 6 year(s). Which means there will be less support and parts availability for 1951 Austin A 40. In addition, the cost of maintenance, including insurance, on 1951 Austin A 40 would be higher. At 2,197 cc (4 cylinders), 1957 Jeep CJ5 is equipped with a bigger engine. In terms of performance, 1957 Jeep CJ5 (59 HP @ 3600 RPM) has 10 more horse power than 1951 Austin A 40. (49 HP @ 5000 RPM) In normal driving conditions, 1957 Jeep CJ5 should accelerate faster than 1951 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1957 Jeep CJ5 weights approximately 40 kg more than 1951 Austin A 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1957 Jeep CJ5 is four wheel drive (4WD), it will have significant more traction and grip than 1951 Austin A 40. In wet, icy, snow, or gravel driving conditions, 1957 Jeep CJ5 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, 1957 Jeep CJ5 (145 Nm @ 3600 RPM) has 62 more torque (in Nm) than 1951 Austin A 40. (83 Nm @ 3000 RPM). This means 1957 Jeep CJ5 will have an easier job in driving up hills or pulling heavy equipment than 1951 Austin A 40.
Compare all specifications:
| 1951 Austin A 40 | 1957 Jeep CJ5 | |
| Make | Austin | Jeep |
| Model | A 40 | CJ5 |
| Year Released | 1951 | 1957 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 2197 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 49 HP | 59 HP |
| Engine RPM | 5000 RPM | 3600 RPM |
| Torque | 83 Nm | 145 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 990 kg | 1030 kg |
| Vehicle Length | 4060 mm | 3520 mm |
| Vehicle Width | 1560 mm | 1550 mm |
| Vehicle Height | 1450 mm | 1740 mm |
| Wheelbase Size | 2360 mm | 2060 mm |
