2008 Audi S4 vs. 1991 Rover 400
To start off, 2008 Audi S4 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Rover 400. In addition, the cost of maintenance, including insurance, on 1991 Rover 400 would be higher. At 4,161 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 254 more horse power than 1991 Rover 400. (86 HP @ 4300 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 1991 Rover 400. With that said, vehicle weight also plays an important factor in acceleration. 1991 Rover 400 weights approximately 10 kg more than 2008 Audi S4.
Because 2008 Audi S4 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, 2008 Audi S4 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, 2008 Audi S4 (410 Nm) has 230 more torque (in Nm) than 1991 Rover 400. (180 Nm). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 400.
Compare all specifications:
| 2008 Audi S4 | 1991 Rover 400 | |
| Make | Audi | Rover |
| Model | S4 | 400 |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1769 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 340 HP | 86 HP |
| Engine RPM | 7000 RPM | 4300 RPM |
| Torque | 410 Nm | 180 Nm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1160 kg | 1170 kg |
| Vehicle Length | 4590 mm | 4370 mm |
| Vehicle Width | 1790 mm | 1690 mm |
| Vehicle Height | 1420 mm | 1410 mm |
| Wheelbase Size | 2660 mm | 2560 mm |
