1991 Citroen ZX vs. 1977 Fiat 131
To start off, 1991 Citroen ZX is newer by 14 year(s). Which means there will be less support and parts availability for 1977 Fiat 131. In addition, the cost of maintenance, including insurance, on 1977 Fiat 131 would be higher. At 1,360 cc (4 cylinders), 1991 Citroen ZX is equipped with a bigger engine. In terms of performance, 1991 Citroen ZX (75 HP @ 5800 RPM) has 11 more horse power than 1977 Fiat 131. (64 HP @ 5400 RPM). In normal driving conditions, 1991 Citroen ZX should accelerate faster than 1977 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1977 Fiat 131 weights approximately 20 kg more than 1991 Citroen ZX.
Because 1977 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 1977 Fiat 131. However, in wet, icy, snow, or gravel driving conditions, 1991 Citroen ZX, 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, 1991 Citroen ZX (110 Nm @ 3400 RPM) has 8 more torque (in Nm) than 1977 Fiat 131. (102 Nm @ 3000 RPM). This means 1991 Citroen ZX will have an easier job in driving up hills or pulling heavy equipment than 1977 Fiat 131.
Compare all specifications:
| 1991 Citroen ZX | 1977 Fiat 131 | |
| Make | Citroen | Fiat |
| Model | ZX | 131 |
| Year Released | 1991 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1360 cc | 1297 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 64 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 110 Nm | 102 Nm |
| Torque RPM | 3400 RPM | 3000 RPM |
| Engine Bore Size | 75 mm | 76.1 mm |
| Engine Stroke Size | 77 mm | 71.5 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1000 kg | 1020 kg |
| Vehicle Length | 4070 mm | 4270 mm |
| Vehicle Width | 1710 mm | 1660 mm |
| Vehicle Height | 1410 mm | 1370 mm |
| Wheelbase Size | 2550 mm | 2500 mm |
