1978 Fiat 131 vs. 1984 Mitsubishi Sigma
To start off, 1984 Mitsubishi Sigma is newer by 6 year(s). Which means there will be less support and parts availability for 1978 Fiat 131. In addition, the cost of maintenance, including insurance, on 1978 Fiat 131 would be higher. At 1,995 cc (4 cylinders), 1978 Fiat 131 is equipped with a bigger engine. In terms of performance, 1984 Mitsubishi Sigma (90 HP @ 5600 RPM) has 31 more horse power than 1978 Fiat 131. (59 HP @ 4400 RPM) In normal driving conditions, 1984 Mitsubishi Sigma should accelerate faster than 1978 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1978 Fiat 131 weights approximately 110 kg more than 1984 Mitsubishi Sigma.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1984 Mitsubishi Sigma (118 Nm @ 3200 RPM) has 5 more torque (in Nm) than 1978 Fiat 131. (113 Nm @ 2400 RPM). This means 1984 Mitsubishi Sigma will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 131. 1984 Mitsubishi Sigma has automatic transmission and 1978 Fiat 131 has manual transmission. 1978 Fiat 131 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1984 Mitsubishi Sigma will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Fiat 131 | 1984 Mitsubishi Sigma | |
| Make | Fiat | Mitsubishi |
| Model | 131 | Sigma |
| Year Released | 1978 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 90 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 113 Nm | 118 Nm |
| Torque RPM | 2400 RPM | 3200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1180 kg | 1070 kg |
| Vehicle Length | 4270 mm | 4460 mm |
| Vehicle Width | 1660 mm | 1660 mm |
| Vehicle Height | 1370 mm | 1370 mm |
| Wheelbase Size | 2500 mm | 2520 mm |
