1951 Austin Princess vs. 1971 Cadillac Fleetwood
To start off, 1971 Cadillac Fleetwood is newer by 20 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 7,725 cc (8 cylinders), 1971 Cadillac Fleetwood is equipped with a bigger engine. In terms of performance, 1971 Cadillac Fleetwood (345 HP @ 4400 RPM) has 221 more horse power than 1951 Austin Princess. (124 HP @ 3800 RPM) In normal driving conditions, 1971 Cadillac Fleetwood should accelerate faster than 1951 Austin Princess. With that said, vehicle weight also plays an important factor in acceleration. 1971 Cadillac Fleetwood weights approximately 268 kg more than 1951 Austin Princess. 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, 1971 Cadillac Fleetwood (679 Nm @ 2800 RPM) has 391 more torque (in Nm) than 1951 Austin Princess. (288 Nm @ 2200 RPM). This means 1971 Cadillac Fleetwood will have an easier job in driving up hills or pulling heavy equipment than 1951 Austin Princess. 1971 Cadillac Fleetwood has automatic transmission and 1951 Austin Princess has manual transmission. 1951 Austin Princess will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 Cadillac Fleetwood will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1951 Austin Princess | 1971 Cadillac Fleetwood | |
| Make | Austin | Cadillac |
| Model | Princess | Fleetwood |
| Year Released | 1951 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 7725 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 124 HP | 345 HP |
| Engine RPM | 3800 RPM | 4400 RPM |
| Torque | 288 Nm | 679 Nm |
| Torque RPM | 2200 RPM | 2800 RPM |
| Engine Bore Size | 87.3 mm | 109.2 mm |
| Engine Stroke Size | 111.1 mm | 103.1 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1955 kg | 2223 kg |
| Vehicle Length | 4880 mm | 5810 mm |
| Vehicle Width | 1860 mm | 2040 mm |
| Vehicle Height | 1710 mm | 1420 mm |
| Wheelbase Size | 3030 mm | 3380 mm |
