1991 Audi S2 vs. 1991 Rover 400
To start off, both 1991 Audi S2 and 1991 Rover 400 were released in the same year (1991). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 122 more horse power than 1991 Rover 400. (94 HP @ 6250 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 1991 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 400 kg more than 1991 Rover 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Rover 400. 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 185 more torque (in Nm) than 1991 Rover 400. (124 Nm @ 4000 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 400.
Compare all specifications:
| 1991 Audi S2 | 1991 Rover 400 | |
| Make | Audi | Rover |
| Model | S2 | 400 |
| Year Released | 1991 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 1395 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 216 HP | 94 HP |
| Engine RPM | 5900 RPM | 6250 RPM |
| Torque | 309 Nm | 124 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Engine Bore Size | 81.1 mm | 75 mm |
| Engine Stroke Size | 86.4 mm | 79 mm |
| Engine Compression Ratio | 9.3:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1420 kg | 1020 kg |
| Vehicle Length | 4410 mm | 4370 mm |
| Vehicle Width | 1720 mm | 1690 mm |
| Vehicle Height | 1380 mm | 1410 mm |
| Wheelbase Size | 2560 mm | 2560 mm |
