1955 Rover P4 vs. 2007 Volvo XC90
To start off, 2007 Volvo XC90 is newer by 52 year(s). Which means there will be less support and parts availability for 1955 Rover P4. In addition, the cost of maintenance, including insurance, on 1955 Rover P4 would be higher. At 2,401 cc (5 cylinders), 2007 Volvo XC90 is equipped with a bigger engine. In terms of performance, 2007 Volvo XC90 (183 HP @ 4000 RPM) has 109 more horse power than 1955 Rover P4. (74 HP @ 4200 RPM) In normal driving conditions, 2007 Volvo XC90 should accelerate faster than 1955 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Volvo XC90 weights approximately 790 kg more than 1955 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Volvo XC90 is four wheel drive (4WD), it will have significant more traction and grip than 1955 Rover P4. In wet, icy, snow, or gravel driving conditions, 2007 Volvo XC90 will offer significantly more control. 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, 2007 Volvo XC90 (400 Nm) has 250 more torque (in Nm) than 1955 Rover P4. (150 Nm). This means 2007 Volvo XC90 will have an easier job in driving up hills or pulling heavy equipment than 1955 Rover P4.
Compare all specifications:
| 1955 Rover P4 | 2007 Volvo XC90 | |
| Make | Rover | Volvo |
| Model | P4 | XC90 |
| Year Released | 1955 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2102 cc | 2401 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 74 HP | 183 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 150 Nm | 400 Nm |
| Engine Bore Size | 65.2 mm | 81 mm |
| Engine Stroke Size | 105 mm | 93.2 mm |
| Engine Compression Ratio | 7.3:1 | 17.3:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1390 kg | 2180 kg |
| Vehicle Length | 4590 mm | 4800 mm |
| Vehicle Width | 1670 mm | 1900 mm |
| Vehicle Height | 1620 mm | 1750 mm |
| Wheelbase Size | 2830 mm | 2860 mm |
| Fuel Tank Capacity | 52 L | 70 L |
