2009 Citroen C5 vs. 1977 Fiat 127
To start off, 2009 Citroen C5 is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Fiat 127. In addition, the cost of maintenance, including insurance, on 1977 Fiat 127 would be higher. At 1,748 cc (4 cylinders), 2009 Citroen C5 is equipped with a bigger engine. In terms of performance, 2009 Citroen C5 (123 HP @ 6000 RPM) has 74 more horse power than 1977 Fiat 127. (49 HP @ 5600 RPM). In normal driving conditions, 2009 Citroen C5 should accelerate faster than 1977 Fiat 127. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C5 weights approximately 894 kg more than 1977 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, 2009 Citroen C5 (170 Nm @ 3750 RPM) has 93 more torque (in Nm) than 1977 Fiat 127. (77 Nm @ 3000 RPM). This means 2009 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1977 Fiat 127.
Compare all specifications:
| 2009 Citroen C5 | 1977 Fiat 127 | |
| Make | Citroen | Fiat |
| Model | C5 | 127 |
| Year Released | 2009 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 1048 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 49 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 170 Nm | 77 Nm |
| Torque RPM | 3750 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 76 mm |
| Engine Stroke Size | 81 mm | 57.8 mm |
| Engine Compression Ratio | 11.0:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 196 km/hour | 140 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1624 kg | 730 kg |
| Vehicle Length | 4840 mm | 3650 mm |
| Vehicle Width | 1860 mm | 1530 mm |
| Vehicle Height | 1520 mm | 1370 mm |
| Wheelbase Size | 2820 mm | 2230 mm |
| Fuel Tank Capacity | 71 L | 30 L |
