1978 Fiat 131 vs. 1974 Porsche 911
To start off, 1978 Fiat 131 is newer by 4 year(s). Which means there will be less support and parts availability for 1974 Porsche 911. In addition, the cost of maintenance, including insurance, on 1974 Porsche 911 would be higher. At 2,687 cc (6 cylinders), 1974 Porsche 911 is equipped with a bigger engine. In terms of performance, 1974 Porsche 911 (165 HP @ 5800 RPM) has 106 more horse power than 1978 Fiat 131. (59 HP @ 4400 RPM) In normal driving conditions, 1974 Porsche 911 should accelerate faster than 1978 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1978 Fiat 131 weights approximately 60 kg more than 1974 Porsche 911.
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, 1974 Porsche 911 (235 Nm @ 4000 RPM) has 122 more torque (in Nm) than 1978 Fiat 131. (113 Nm @ 2400 RPM). This means 1974 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 131.
Compare all specifications:
| 1978 Fiat 131 | 1974 Porsche 911 | |
| Make | Fiat | Porsche |
| Model | 131 | 911 |
| Year Released | 1978 | 1974 |
| Engine Position | Front | Rear |
| Engine Size | 1995 cc | 2687 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 59 HP | 165 HP |
| Engine RPM | 4400 RPM | 5800 RPM |
| Torque | 113 Nm | 235 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Engine Bore Size | 88 mm | 90 mm |
| Engine Stroke Size | 82 mm | 70.4 mm |
| Engine Compression Ratio | 22.0:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1180 kg | 1120 kg |
| Vehicle Length | 4270 mm | 4300 mm |
| Vehicle Width | 1660 mm | 1620 mm |
| Vehicle Height | 1370 mm | 1330 mm |
| Wheelbase Size | 2500 mm | 2270 mm |
