1948 Austin A 40 vs. 1951 Jeep CJ3A
To start off, 1951 Jeep CJ3A is newer by 3 year(s). Which means there will be less support and parts availability for 1948 Austin A 40. In addition, the cost of maintenance, including insurance, on 1948 Austin A 40 would be higher. At 2,199 cc (4 cylinders), 1951 Jeep CJ3A is equipped with a bigger engine. In terms of performance, 1951 Jeep CJ3A (59 HP) has 21 more horse power than 1948 Austin A 40. (38 HP) In normal driving conditions, 1951 Jeep CJ3A should accelerate faster than 1948 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1951 Jeep CJ3A weights approximately 140 kg more than 1948 Austin A 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1951 Jeep CJ3A is four wheel drive (4WD), it will have significant more traction and grip than 1948 Austin A 40. In wet, icy, snow, or gravel driving conditions, 1951 Jeep CJ3A 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, 1951 Jeep CJ3A (145 Nm @ 3600 RPM) has 65 more torque (in Nm) than 1948 Austin A 40. (80 Nm @ 2300 RPM). This means 1951 Jeep CJ3A will have an easier job in driving up hills or pulling heavy equipment than 1948 Austin A 40.
Compare all specifications:
| 1948 Austin A 40 | 1951 Jeep CJ3A | |
| Make | Austin | Jeep |
| Model | A 40 | CJ3A |
| Year Released | 1948 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 2199 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 38 HP | 59 HP |
| Torque | 80 Nm | 145 Nm |
| Torque RPM | 2300 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 970 kg | 1110 kg |
| Vehicle Length | 3890 mm | 3130 mm |
| Vehicle Width | 1560 mm | 1460 mm |
| Vehicle Height | 1620 mm | 1630 mm |
| Wheelbase Size | 2360 mm | 2040 mm |
