1981 Cadillac Seville vs. 1991 Mitsubishi Sigma
To start off, 1991 Mitsubishi Sigma is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1981 Cadillac Seville would be higher. At 4,129 cc (8 cylinders), 1981 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1991 Mitsubishi Sigma (176 HP @ 5500 RPM) has 53 more horse power than 1981 Cadillac Seville. (123 HP @ 3900 RPM) In normal driving conditions, 1991 Mitsubishi Sigma should accelerate faster than 1981 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1981 Cadillac Seville weights approximately 200 kg more than 1991 Mitsubishi Sigma.
Let's talk about torque, 1981 Cadillac Seville (284 Nm @ 2000 RPM) has 33 more torque (in Nm) than 1991 Mitsubishi Sigma. (251 Nm @ 3000 RPM). This means 1981 Cadillac Seville will have an easier job in driving up hills or pulling heavy equipment than 1991 Mitsubishi Sigma.
Compare all specifications:
| 1981 Cadillac Seville | 1991 Mitsubishi Sigma | |
| Make | Cadillac | Mitsubishi |
| Model | Seville | Sigma |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 4129 cc | 2972 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 123 HP | 176 HP |
| Engine RPM | 3900 RPM | 5500 RPM |
| Torque | 284 Nm | 251 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1670 kg | 1470 kg |
| Vehicle Length | 5210 mm | 4760 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1390 mm | 1440 mm |
| Wheelbase Size | 2900 mm | 2730 mm |
