2004 Citroen C5 vs. 1985 Renault 18
To start off, 2004 Citroen C5 is newer by 19 year(s). Which means there will be less support and parts availability for 1985 Renault 18. In addition, the cost of maintenance, including insurance, on 1985 Renault 18 would be higher. At 1,997 cc (4 cylinders), 2004 Citroen C5 is equipped with a bigger engine. In terms of performance, 2004 Citroen C5 (143 HP @ 6000 RPM) has 80 more horse power than 1985 Renault 18. (63 HP @ 5500 RPM). In normal driving conditions, 2004 Citroen C5 should accelerate faster than 1985 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2004 Citroen C5 weights approximately 463 kg more than 1985 Renault 18. 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, 2004 Citroen C5 (120 Nm @ 4000 RPM) has 17 more torque (in Nm) than 1985 Renault 18. (103 Nm @ 3000 RPM). This means 2004 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 18. 2004 Citroen C5 has automatic transmission and 1985 Renault 18 has manual transmission. 1985 Renault 18 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Citroen C5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Citroen C5 | 1985 Renault 18 | |
| Make | Citroen | Renault |
| Model | C5 | 18 |
| Year Released | 2004 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1395 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 143 HP | 63 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 120 Nm | 103 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 76 mm |
| Engine Stroke Size | 88 mm | 77 mm |
| Engine Compression Ratio | 10.8:1 | 9.2:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1448 kg | 985 kg |
| Vehicle Length | 4750 mm | 4410 mm |
| Vehicle Width | 1790 mm | 1710 mm |
| Vehicle Height | 1480 mm | 1410 mm |
| Wheelbase Size | 2760 mm | 2450 mm |
| Fuel Consumption Overall | 8.6 L/100km | 7 L/100km |
| Fuel Tank Capacity | 66 L | 60 L |
