2009 Citroen C6 vs. 1986 Renault 21
To start off, 2009 Citroen C6 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 2,720 cc (6 cylinders), 2009 Citroen C6 is equipped with a bigger engine. In terms of performance, 2009 Citroen C6 (201 HP) has 135 more horse power than 1986 Renault 21. (66 HP). In normal driving conditions, 2009 Citroen C6 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C6 weights approximately 790 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 C6 (440 Nm @ 1900 RPM) has 314 more torque (in Nm) than 1986 Renault 21. (126 Nm @ 2250 RPM). This means 2009 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2009 Citroen C6 has automatic transmission and 1986 Renault 21 has manual transmission. 1986 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Citroen C6 | 1986 Renault 21 | |
| Make | Citroen | Renault |
| Model | C6 | 21 |
| Year Released | 2009 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 2068 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 201 HP | 66 HP |
| Torque | 440 Nm | 126 Nm |
| Torque RPM | 1900 RPM | 2250 RPM |
| Engine Bore Size | 81 mm | 86 mm |
| Engine Stroke Size | 88 mm | 89 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 230 km/hour | 164 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1870 kg | 1080 kg |
| Vehicle Length | 4910 mm | 4470 mm |
| Vehicle Width | 1870 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2910 mm | 2610 mm |
