2006 Audi A8 vs. 1991 Rover 100
To start off, 2006 Audi A8 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Rover 100. In addition, the cost of maintenance, including insurance, on 1991 Rover 100 would be higher. At 3,934 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (271 HP @ 3750 RPM) has 169 more horse power than 1991 Rover 100. (102 HP @ 6000 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 1991 Rover 100. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 1070 kg more than 1991 Rover 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Audi A8 (650 Nm @ 1800 RPM) has 515 more torque (in Nm) than 1991 Rover 100. (135 Nm @ 5000 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Rover 100.
Compare all specifications:
| 2006 Audi A8 | 1991 Rover 100 | |
| Make | Audi | Rover |
| Model | A8 | 100 |
| Year Released | 2006 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 1396 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 102 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 650 Nm | 135 Nm |
| Torque RPM | 1800 RPM | 5000 RPM |
| Engine Bore Size | 81 mm | 75 mm |
| Engine Stroke Size | 95.5 mm | 79 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1940 kg | 870 kg |
| Vehicle Length | 5190 mm | 3530 mm |
| Vehicle Width | 1900 mm | 1570 mm |
| Vehicle Height | 1460 mm | 1380 mm |
