2005 Citroen C8 vs. 1986 Renault 21
To start off, 2005 Citroen C8 is newer by 19 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 2,175 cc (4 cylinders), 2005 Citroen C8 is equipped with a bigger engine. In terms of performance, 2005 Citroen C8 (157 HP @ 5650 RPM) has 82 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2005 Citroen C8 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2005 Citroen C8 weights approximately 693 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, 2005 Citroen C8 (217 Nm @ 3900 RPM) has 88 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 2005 Citroen C8 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2005 Citroen C8 | 1986 Renault 21 | |
| Make | Citroen | Renault |
| Model | C8 | 21 |
| Year Released | 2005 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2175 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 157 HP | 75 HP |
| Engine RPM | 5650 RPM | 5000 RPM |
| Torque | 217 Nm | 129 Nm |
| Torque RPM | 3900 RPM | 3250 RPM |
| Engine Bore Size | 86 mm | 81 mm |
| Engine Stroke Size | 96 mm | 83.5 mm |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Top Speed | 196 km/hour | 176 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1648 kg | 955 kg |
| Vehicle Length | 4730 mm | 4470 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1760 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2670 mm |
| Fuel Tank Capacity | 80 L | 66 L |
