1955 Austin A 40 vs. 1951 Austin Princess
To start off, 1955 Austin A 40 is newer by 4 year(s). Which means there will be less support and parts availability for 1951 Austin Princess. In addition, the cost of maintenance, including insurance, on 1951 Austin Princess would be higher. At 3,990 cc (6 cylinders), 1951 Austin Princess is equipped with a bigger engine. In terms of performance, 1951 Austin Princess (124 HP @ 3800 RPM) has 83 more horse power than 1955 Austin A 40. (41 HP @ 4500 RPM) In normal driving conditions, 1951 Austin Princess should accelerate faster than 1955 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 1951 Austin Princess weights approximately 925 kg more than 1955 Austin A 40. 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, 1951 Austin Princess (288 Nm @ 2200 RPM) has 209 more torque (in Nm) than 1955 Austin A 40. (79 Nm @ 2400 RPM). This means 1951 Austin Princess will have an easier job in driving up hills or pulling heavy equipment than 1955 Austin A 40.
Compare all specifications:
| 1955 Austin A 40 | 1951 Austin Princess | |
| Make | Austin | Austin |
| Model | A 40 | Princess |
| Year Released | 1955 | 1951 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 3990 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 41 HP | 124 HP |
| Engine RPM | 4500 RPM | 3800 RPM |
| Torque | 79 Nm | 288 Nm |
| Torque RPM | 2400 RPM | 2200 RPM |
| Engine Compression Ratio | 7.2:1 | 6.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1030 kg | 1955 kg |
| Vehicle Length | 4130 mm | 4880 mm |
| Vehicle Width | 1570 mm | 1860 mm |
| Vehicle Height | 1570 mm | 1710 mm |
| Wheelbase Size | 2530 mm | 3030 mm |
| Fuel Tank Capacity | 54 L | 34 L |
