2006 Fiat Siena vs. 1954 Rover P4
To start off, 2006 Fiat Siena is newer by 52 year(s). Which means there will be less support and parts availability for 1954 Rover P4. In addition, the cost of maintenance, including insurance, on 1954 Rover P4 would be higher. At 2,230 cc (6 cylinders), 1954 Rover P4 is equipped with a bigger engine. In terms of performance, 1954 Rover P4 (80 HP @ 4500 RPM) has 12 more horse power than 2006 Fiat Siena. (68 HP @ 4600 RPM) In normal driving conditions, 1954 Rover P4 should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 161 kg more than 1954 Rover P4.
Because 1954 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 1954 Rover P4. However, in wet, icy, snow, or gravel driving conditions, 2006 Fiat Siena, 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, 1954 Rover P4 (153 Nm @ 1750 RPM) has 17 more torque (in Nm) than 2006 Fiat Siena. (136 Nm @ 2500 RPM). This means 1954 Rover P4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 1954 Rover P4 | |
| Make | Fiat | Rover |
| Model | Siena | P4 |
| Year Released | 2006 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 2230 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 68 HP | 80 HP |
| Engine RPM | 4600 RPM | 4500 RPM |
| Torque | 136 Nm | 153 Nm |
| Torque RPM | 2500 RPM | 1750 RPM |
| Engine Bore Size | 82.6 mm | 73 mm |
| Engine Stroke Size | 79.2 mm | 88.9 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1645 kg | 1484 kg |
| Vehicle Length | 4000 mm | 4540 mm |
| Vehicle Height | 1700 mm | 1630 mm |
| Wheelbase Size | 2550 mm | 2830 mm |
| Fuel Tank Capacity | 47 L | 52 L |
