1971 Holden Monaro vs. 1958 Rover P4
To start off, 1971 Holden Monaro is newer by 13 year(s). Which means there will be less support and parts availability for 1958 Rover P4. In addition, the cost of maintenance, including insurance, on 1958 Rover P4 would be higher. At 4,141 cc (8 cylinders), 1971 Holden Monaro is equipped with a bigger engine. In terms of performance, 1971 Holden Monaro (182 HP @ 4400 RPM) has 131 more horse power than 1958 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 1971 Holden Monaro should accelerate faster than 1958 Rover P4.
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 Holden Monaro (356 Nm @ 2400 RPM) has 218 more torque (in Nm) than 1958 Rover P4. (138 Nm @ 2000 RPM). This means 1971 Holden Monaro will have an easier job in driving up hills or pulling heavy equipment than 1958 Rover P4.
Compare all specifications:
| 1971 Holden Monaro | 1958 Rover P4 | |
| Make | Holden | Rover |
| Model | Monaro | P4 |
| Year Released | 1971 | 1958 |
| Engine Position | Front | Front |
| Engine Size | 4141 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 182 HP | 51 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 356 Nm | 138 Nm |
| Torque RPM | 2400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1380 kg | 1380 kg |
| Vehicle Length | 4770 mm | 4550 mm |
| Vehicle Width | 1890 mm | 1680 mm |
| Vehicle Height | 1360 mm | 1620 mm |
| Wheelbase Size | 2830 mm | 2830 mm |
