2007 Audi A3 vs. 1991 Mitsubishi Sigma
To start off, 2007 Audi A3 is newer by 16 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 (202 HP @ 6000 RPM) has 63 more horse power than 2007 Audi A3. (139 HP @ 4000 RPM) In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mitsubishi Sigma weights approximately 130 kg more than 2007 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Audi A3 (320 Nm @ 1750 RPM) has 50 more torque (in Nm) than 1991 Mitsubishi Sigma. (270 Nm @ 3000 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
| 2007 Audi A3 | 1991 Mitsubishi Sigma | |
| Make | Audi | Mitsubishi |
| Model | A3 | Sigma |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2972 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 139 HP | 202 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 270 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Fuel Type | Diesel | Gasoline |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1580 kg |
| Vehicle Length | 4290 mm | 4760 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2580 mm | 2730 mm |
