1957 Rover P4 vs. 1968 Vauxhall Viva
To start off, 1968 Vauxhall Viva is newer by 11 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 2,230 cc (6 cylinders), 1957 Rover P4 is equipped with a bigger engine. In terms of performance, 1968 Vauxhall Viva (104 HP @ 5600 RPM) has 34 more horse power than 1957 Rover P4. (70 HP @ 4500 RPM) In normal driving conditions, 1968 Vauxhall Viva should accelerate faster than 1957 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1957 Rover P4 weights approximately 475 kg more than 1968 Vauxhall Viva.
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, 1968 Vauxhall Viva (159 Nm @ 3400 RPM) has 6 more torque (in Nm) than 1957 Rover P4. (153 Nm @ 1750 RPM). This means 1968 Vauxhall Viva will have an easier job in driving up hills or pulling heavy equipment than 1957 Rover P4.
Compare all specifications:
| 1957 Rover P4 | 1968 Vauxhall Viva | |
| Make | Rover | Vauxhall |
| Model | P4 | Viva |
| Year Released | 1957 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 2230 cc | 1975 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 70 HP | 104 HP |
| Engine RPM | 4500 RPM | 5600 RPM |
| Torque | 153 Nm | 159 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1400 kg | 925 kg |
| Vehicle Length | 4540 mm | 4100 mm |
| Vehicle Width | 1680 mm | 1610 mm |
| Vehicle Height | 1630 mm | 1350 mm |
| Wheelbase Size | 2830 mm | 2440 mm |
