2002 Opel Signum vs. 1974 Fiat 131
To start off, 2002 Opel Signum is newer by 28 year(s). Which means there will be less support and parts availability for 1974 Fiat 131. In addition, the cost of maintenance, including insurance, on 1974 Fiat 131 would be higher. At 2,957 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (174 HP @ 4000 RPM) has 99 more horse power than 1974 Fiat 131. (75 HP @ 5400 RPM). In normal driving conditions, 2002 Opel Signum should accelerate faster than 1974 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 695 kg more than 1974 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Fiat 131 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1974 Fiat 131. However, in wet, icy, snow, or gravel driving conditions, 2002 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 2002 Opel Signum (377 Nm @ 1900 RPM) has 253 more torque (in Nm) than 1974 Fiat 131. (124 Nm @ 3000 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1974 Fiat 131. 1974 Fiat 131 has automatic transmission and 2002 Opel Signum has manual transmission. 2002 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1974 Fiat 131 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Opel Signum | 1974 Fiat 131 | |
| Make | Opel | Fiat |
| Model | Signum | 131 |
| Year Released | 2002 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 1585 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 174 HP | 75 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 377 Nm | 124 Nm |
| Torque RPM | 1900 RPM | 3000 RPM |
| Engine Compression Ratio | 18.5:1 | 9.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1670 kg | 975 kg |
| Vehicle Length | 4640 mm | 4270 mm |
| Vehicle Width | 1800 mm | 1660 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2840 mm | 2500 mm |
