1986 Pontiac Bonneville vs. 1957 Rover P4
To start off, 1986 Pontiac Bonneville is newer by 29 year(s). Which means there will be less support and parts availability for 1957 Rover P4. In addition, the cost of maintenance, including insurance, on 1957 Rover P4 would be higher. At 3,791 cc (6 cylinders), 1986 Pontiac Bonneville is equipped with a bigger engine. In terms of performance, 1986 Pontiac Bonneville (149 HP @ 4400 RPM) has 98 more horse power than 1957 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 1986 Pontiac Bonneville should accelerate faster than 1957 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1986 Pontiac Bonneville weights approximately 120 kg more than 1957 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1957 Rover P4 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 1957 Rover P4. However, in wet, icy, snow, or gravel driving conditions, 1986 Pontiac Bonneville, 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 Pontiac Bonneville (271 Nm) has 133 more torque (in Nm) than 1957 Rover P4. (138 Nm). This means 1986 Pontiac Bonneville will have an easier job in driving up hills or pulling heavy equipment than 1957 Rover P4.
Compare all specifications:
| 1986 Pontiac Bonneville | 1957 Rover P4 | |
| Make | Pontiac | Rover |
| Model | Bonneville | P4 |
| Year Released | 1986 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 149 HP | 51 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 271 Nm | 138 Nm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1500 kg | 1380 kg |
| Vehicle Length | 5050 mm | 4550 mm |
| Vehicle Width | 1850 mm | 1680 mm |
| Vehicle Height | 1420 mm | 1620 mm |
| Wheelbase Size | 2820 mm | 2830 mm |
