1963 Austin Princess vs. 1984 BMW 725
To start off, 1984 BMW 725 is newer by 21 year(s). Which means there will be less support and parts availability for 1963 Austin Princess. In addition, the cost of maintenance, including insurance, on 1963 Austin Princess would be higher. At 3,992 cc (6 cylinders), 1963 Austin Princess is equipped with a bigger engine. In terms of performance, 1984 BMW 725 (148 HP @ 5500 RPM) has 30 more horse power than 1963 Austin Princess. (118 HP @ 4000 RPM) In normal driving conditions, 1984 BMW 725 should accelerate faster than 1963 Austin Princess.
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, 1963 Austin Princess (251 Nm @ 2000 RPM) has 36 more torque (in Nm) than 1984 BMW 725. (215 Nm @ 4000 RPM). This means 1963 Austin Princess will have an easier job in driving up hills or pulling heavy equipment than 1984 BMW 725.
Compare all specifications:
| 1963 Austin Princess | 1984 BMW 725 | |
| Make | Austin | BMW |
| Model | Princess | 725 |
| Year Released | 1963 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 3992 cc | 2495 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 118 HP | 148 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 251 Nm | 215 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Compression Ratio | 8.5:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5470 mm | 4870 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 1780 mm | 1440 mm |
| Wheelbase Size | 3360 mm | 2810 mm |
