2003 Opel Signum vs. 1953 Rover P4
To start off, 2003 Opel Signum is newer by 50 year(s). Which means there will be less support and parts availability for 1953 Rover P4. In addition, the cost of maintenance, including insurance, on 1953 Rover P4 would be higher. At 2,638 cc (6 cylinders), 1953 Rover P4 is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (115 HP @ 3000 RPM) has 22 more horse power than 1953 Rover P4. (93 HP @ 4500 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 1953 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 49 kg more than 1953 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1953 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 1953 Rover P4. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Signum, 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, 2003 Opel Signum (280 Nm @ 1500 RPM) has 93 more torque (in Nm) than 1953 Rover P4. (187 Nm @ 1750 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1953 Rover P4.
Compare all specifications:
| 2003 Opel Signum | 1953 Rover P4 | |
| Make | Opel | Rover |
| Model | Signum | P4 |
| Year Released | 2003 | 1953 |
| Engine Position | Front | Front |
| Engine Size | 2172 cc | 2638 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 93 HP |
| Engine RPM | 3000 RPM | 4500 RPM |
| Torque | 280 Nm | 187 Nm |
| Torque RPM | 1500 RPM | 1750 RPM |
| Engine Bore Size | 84.1 mm | 73 mm |
| Engine Stroke Size | 98 mm | 105 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1535 kg | 1486 kg |
| Vehicle Length | 4640 mm | 4540 mm |
| Vehicle Width | 1800 mm | 1670 mm |
| Vehicle Height | 1470 mm | 1630 mm |
| Wheelbase Size | 2840 mm | 2830 mm |
