1997 Audi A6 vs. 1991 Mitsubishi Sigma
To start off, 1997 Audi A6 is newer by 6 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 2,972 cc (6 cylinders), 1991 Mitsubishi Sigma is equipped with a bigger engine. In terms of performance, 1991 Mitsubishi Sigma (176 HP @ 5500 RPM) has 47 more horse power than 1997 Audi A6. (129 HP @ 4000 RPM) In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 1997 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 1997 Audi A6 weights approximately 50 kg more than 1991 Mitsubishi Sigma.
Let's talk about torque, 1997 Audi A6 (310 Nm @ 1900 RPM) has 59 more torque (in Nm) than 1991 Mitsubishi Sigma. (251 Nm @ 3000 RPM). This means 1997 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
| 1997 Audi A6 | 1991 Mitsubishi Sigma | |
| Make | Audi | Mitsubishi |
| Model | A6 | Sigma |
| Year Released | 1997 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1894 cc | 2972 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 129 HP | 176 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 310 Nm | 251 Nm |
| Torque RPM | 1900 RPM | 3000 RPM |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1520 kg | 1470 kg |
| Vehicle Length | 4800 mm | 4760 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2730 mm |
