1991 Audi S2 vs. 1949 Rover P4
To start off, 1991 Audi S2 is newer by 42 year(s). Which means there will be less support and parts availability for 1949 Rover P4. In addition, the cost of maintenance, including insurance, on 1949 Rover P4 would be higher. At 2,226 cc (5 cylinders), 1991 Audi S2 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 142 more horse power than 1949 Rover P4. (74 HP @ 4200 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1949 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1949 Rover P4 weights approximately 31 kg more than 1991 Audi S2.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1949 Rover P4. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 159 more torque (in Nm) than 1949 Rover P4. (150 Nm @ 2500 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1949 Rover P4.
Compare all specifications:
| 1991 Audi S2 | 1949 Rover P4 | |
| Make | Audi | Rover |
| Model | S2 | P4 |
| Year Released | 1991 | 1949 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2102 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 74 HP |
| Engine RPM | 5900 RPM | 4200 RPM |
| Torque | 309 Nm | 150 Nm |
| Torque RPM | 1950 RPM | 2500 RPM |
| Engine Bore Size | 81.1 mm | 65.2 mm |
| Engine Stroke Size | 86.4 mm | 105 mm |
| Engine Compression Ratio | 9.3:1 | 7.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1451 kg |
| Vehicle Length | 4410 mm | 4590 mm |
| Vehicle Width | 1720 mm | 1680 mm |
| Vehicle Height | 1380 mm | 1620 mm |
| Wheelbase Size | 2560 mm | 2830 mm |
| Fuel Tank Capacity | 70 L | 52 L |
