1951 Rover P4 vs. 2004 Daihatsu YRV
To start off, 2004 Daihatsu YRV is newer by 53 year(s). Which means there will be less support and parts availability for 1951 Rover P4. In addition, the cost of maintenance, including insurance, on 1951 Rover P4 would be higher. At 2,103 cc (6 cylinders), 1951 Rover P4 is equipped with a bigger engine. In terms of performance, 2004 Daihatsu YRV (85 HP @ 5800 RPM) has 10 more horse power than 1951 Rover P4. (75 HP @ 4200 RPM) In normal driving conditions, 2004 Daihatsu YRV should accelerate faster than 1951 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1951 Rover P4 weights approximately 500 kg more than 2004 Daihatsu YRV.
Because 2004 Daihatsu YRV is four wheel drive (4WD), it will have significant more traction and grip than 1951 Rover P4. In wet, icy, snow, or gravel driving conditions, 2004 Daihatsu YRV 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, 1951 Rover P4 (150 Nm @ 2500 RPM) has 30 more torque (in Nm) than 2004 Daihatsu YRV. (120 Nm @ 3200 RPM). This means 1951 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Daihatsu YRV.
Compare all specifications:
| 1951 Rover P4 | 2004 Daihatsu YRV | |
| Make | Rover | Daihatsu |
| Model | P4 | YRV |
| Year Released | 1951 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2103 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 75 HP | 85 HP |
| Engine RPM | 4200 RPM | 5800 RPM |
| Torque | 150 Nm | 120 Nm |
| Torque RPM | 2500 RPM | 3200 RPM |
| Engine Bore Size | 65.2 mm | 72 mm |
| Engine Stroke Size | 105 mm | 79.7 mm |
| Engine Compression Ratio | 7.3:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1390 kg | 890 kg |
| Vehicle Length | 4590 mm | 3770 mm |
| Vehicle Width | 1670 mm | 1630 mm |
| Vehicle Height | 1620 mm | 1560 mm |
| Wheelbase Size | 2830 mm | 2360 mm |
| Fuel Tank Capacity | 52 L | 36 L |
