1986 Cadillac Allante vs. 1966 Rover P5
To start off, 1986 Cadillac Allante is newer by 20 year(s). Which means there will be less support and parts availability for 1966 Rover P5. In addition, the cost of maintenance, including insurance, on 1966 Rover P5 would be higher. At 4,467 cc (8 cylinders), 1986 Cadillac Allante is equipped with a bigger engine. In terms of performance, 1986 Cadillac Allante (201 HP @ 4400 RPM) has 79 more horse power than 1966 Rover P5. (122 HP @ 4800 RPM). In normal driving conditions, 1986 Cadillac Allante should accelerate faster than 1966 Rover P5. With that said, vehicle weight also plays an important factor in acceleration. 1966 Rover P5 weights approximately 145 kg more than 1986 Cadillac Allante.
Because 1966 Rover P5 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1966 Rover P5. However, in wet, icy, snow, or gravel driving conditions, 1986 Cadillac Allante, being front wheel drive (FWD), will offer much better control with better grip. 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, 1986 Cadillac Allante (373 Nm @ 3200 RPM) has 156 more torque (in Nm) than 1966 Rover P5. (217 Nm @ 2650 RPM). This means 1986 Cadillac Allante will have an easier job in driving up hills or pulling heavy equipment than 1966 Rover P5.
Compare all specifications:
| 1986 Cadillac Allante | 1966 Rover P5 | |
| Make | Cadillac | Rover |
| Model | Allante | P5 |
| Year Released | 1986 | 1966 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4467 cc | 2995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 201 HP | 122 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 373 Nm | 217 Nm |
| Torque RPM | 3200 RPM | 2650 RPM |
| Engine Bore Size | 92 mm | 85.7 mm |
| Engine Stroke Size | 84 mm | 85.7 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1730 kg |
| Vehicle Length | 4550 mm | 4750 mm |
| Vehicle Width | 1880 mm | 1790 mm |
| Vehicle Height | 1330 mm | 1480 mm |
| Wheelbase Size | 2530 mm | 2820 mm |
