2006 Citroen C4 vs. 1981 Fiat 127
To start off, 2006 Citroen C4 is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Fiat 127. In addition, the cost of maintenance, including insurance, on 1981 Fiat 127 would be higher. At 1,560 cc (4 cylinders), 2006 Citroen C4 is equipped with a bigger engine. In terms of performance, 2006 Citroen C4 (108 HP @ 4000 RPM) has 64 more horse power than 1981 Fiat 127. (44 HP @ 5000 RPM). In normal driving conditions, 2006 Citroen C4 should accelerate faster than 1981 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C4 weights approximately 520 kg more than 1981 Fiat 127. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Citroen C4 (240 Nm @ 1750 RPM) has 165 more torque (in Nm) than 1981 Fiat 127. (75 Nm @ 3000 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1981 Fiat 127.
Compare all specifications:
| 2006 Citroen C4 | 1981 Fiat 127 | |
| Make | Citroen | Fiat |
| Model | C4 | 127 |
| Year Released | 2006 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1560 cc | 1301 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 44 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 240 Nm | 75 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 75 mm | 76.1 mm |
| Engine Stroke Size | 88 mm | 71.5 mm |
| Engine Compression Ratio | 18.0:1 | 20.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1355 kg | 835 kg |
| Vehicle Length | 4270 mm | 3650 mm |
| Vehicle Width | 1780 mm | 1530 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 2610 mm | 2230 mm |
