2005 Audi RS6 vs. 1991 Mitsubishi Sigma
To start off, 2005 Audi RS6 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Mitsubishi Sigma. In addition, the cost of maintenance, including insurance, on 1991 Mitsubishi Sigma would be higher. At 4,172 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 268 more horse power than 1991 Mitsubishi Sigma. (176 HP @ 5500 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 1991 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 345 kg more than 1991 Mitsubishi Sigma. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 309 more torque (in Nm) than 1991 Mitsubishi Sigma. (251 Nm @ 3000 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
| 2005 Audi RS6 | 1991 Mitsubishi Sigma | |
| Make | Audi | Mitsubishi |
| Model | RS6 | Sigma |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2972 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 444 HP | 176 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 560 Nm | 251 Nm |
| Torque RPM | 1950 RPM | 3000 RPM |
| Vehicle Weight | 1815 kg | 1470 kg |
| Vehicle Length | 4860 mm | 4760 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2850 mm | 2730 mm |
