1991 Mitsubishi Sigma vs. 2011 Volvo XC90
To start off, 2011 Volvo XC90 is newer by 20 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 4,400 cc (8 cylinders), 2011 Volvo XC90 is equipped with a bigger engine. In terms of performance, 2011 Volvo XC90 (311 HP @ 5850 RPM) has 135 more horse power than 1991 Mitsubishi Sigma. (176 HP @ 5500 RPM) In normal driving conditions, 2011 Volvo XC90 should accelerate faster than 1991 Mitsubishi Sigma. With that said, vehicle weight also plays an important factor in acceleration. 2011 Volvo XC90 weights approximately 724 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, 2011 Volvo XC90 (440 Nm @ 3900 RPM) has 189 more torque (in Nm) than 1991 Mitsubishi Sigma. (251 Nm @ 3000 RPM). This means 2011 Volvo XC90 will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
| 1991 Mitsubishi Sigma | 2011 Volvo XC90 | |
| Make | Mitsubishi | Volvo |
| Model | Sigma | XC90 |
| Year Released | 1991 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2972 cc | 4400 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 176 HP | 311 HP |
| Engine RPM | 5500 RPM | 5850 RPM |
| Torque | 251 Nm | 440 Nm |
| Torque RPM | 3000 RPM | 3900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1470 kg | 2194 kg |
| Vehicle Length | 4760 mm | 4808 mm |
| Vehicle Width | 1780 mm | 1897 mm |
| Vehicle Height | 1440 mm | 1783 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
