1991 Mitsubishi Sigma vs. 1971 Volvo 145
To start off, 1991 Mitsubishi Sigma is newer by 20 year(s). Which means there will be less support and parts availability for 1971 Volvo 145. In addition, the cost of maintenance, including insurance, on 1971 Volvo 145 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 99 more horse power than 1971 Volvo 145. (103 HP @ 6000 RPM). In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 1971 Volvo 145. With that said, vehicle weight also plays an important factor in acceleration. 1991 Mitsubishi Sigma weights approximately 290 kg more than 1971 Volvo 145. 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 118 more torque (in Nm) than 1971 Volvo 145. (152 Nm @ 4000 RPM). This means 1991 Mitsubishi Sigma will have an easier job in driving up hills or pulling heavy equipment than 1971 Volvo 145.
Compare all specifications:
| 1991 Mitsubishi Sigma | 1971 Volvo 145 | |
| Make | Mitsubishi | Volvo |
| Model | Sigma | 145 |
| Year Released | 1991 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2972 cc | 1778 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 202 HP | 103 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 270 Nm | 152 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1580 kg | 1290 kg |
| Vehicle Length | 4760 mm | 4660 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1460 mm |
| Wheelbase Size | 2730 mm | 2620 mm |
