2009 Citroen C5 vs. 1986 Renault 21
To start off, 2009 Citroen C5 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 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 48 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2009 Citroen C5 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C5 weights approximately 669 kg more than 1986 Renault 21. 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 41 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 2009 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2009 Citroen C5 | 1986 Renault 21 | |
| Make | Citroen | Renault |
| Model | C5 | 21 |
| Year Released | 2009 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 1719 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 123 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 170 Nm | 129 Nm |
| Torque RPM | 3750 RPM | 3250 RPM |
| Engine Bore Size | 83 mm | 81 mm |
| Engine Stroke Size | 81 mm | 83.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 196 km/hour | 176 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1624 kg | 955 kg |
| Vehicle Length | 4840 mm | 4470 mm |
| Vehicle Width | 1860 mm | 1730 mm |
| Vehicle Height | 1520 mm | 1430 mm |
| Wheelbase Size | 2820 mm | 2550 mm |
| Fuel Consumption Overall | 8.1 L/100km | 7 L/100km |
| Fuel Tank Capacity | 71 L | 55 L |
