1991 Mitsubishi Sigma vs. 1982 Vauxhall Astra
To start off, 1991 Mitsubishi Sigma is newer by 9 year(s). Which means there will be less support and parts availability for 1982 Vauxhall Astra. In addition, the cost of maintenance, including insurance, on 1982 Vauxhall Astra 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 149 more horse power than 1982 Vauxhall Astra. (53 HP @ 4600 RPM). In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 1982 Vauxhall Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mitsubishi Sigma weights approximately 625 kg more than 1982 Vauxhall 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 (270 Nm @ 3000 RPM) has 174 more torque (in Nm) than 1982 Vauxhall Astra. (96 Nm @ 2400 RPM). This means 1991 Mitsubishi Sigma will have an easier job in driving up hills or pulling heavy equipment than 1982 Vauxhall Astra.
Compare all specifications:
| 1991 Mitsubishi Sigma | 1982 Vauxhall Astra | |
| Make | Mitsubishi | Vauxhall |
| Model | Sigma | Astra |
| Year Released | 1991 | 1982 |
| Engine Position | Front | Front |
| Engine Size | 2972 cc | 1597 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 202 HP | 53 HP |
| Engine RPM | 6000 RPM | 4600 RPM |
| Torque | 270 Nm | 96 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Diesel |
| Vehicle Weight | 1580 kg | 955 kg |
| Vehicle Length | 4760 mm | 4010 mm |
| Vehicle Width | 1780 mm | 1650 mm |
| Vehicle Height | 1440 mm | 1340 mm |
| Wheelbase Size | 2730 mm | 2520 mm |
