1991 Mitsubishi Sigma vs. 2005 Opel Astra
To start off, 2005 Opel Astra 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 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 79 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM). In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mitsubishi Sigma weights approximately 360 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Mitsubishi Sigma (251 Nm @ 3000 RPM) has 109 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 1991 Mitsubishi Sigma will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 1991 Mitsubishi Sigma | 2005 Opel Astra | |
| Make | Mitsubishi | Opel |
| Model | Sigma | Astra |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2972 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 176 HP | 97 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 251 Nm | 142 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Vehicle Weight | 1470 kg | 1110 kg |
| Wheelbase Size | 2730 mm | 2700 mm |
