2007 Citroen C4 vs. 1985 Renault 25
To start off, 2007 Citroen C4 is newer by 22 year(s). Which means there will be less support and parts availability for 1985 Renault 25. In addition, the cost of maintenance, including insurance, on 1985 Renault 25 would be higher. At 1,997 cc (4 cylinders), 2007 Citroen C4 is equipped with a bigger engine. In terms of performance, 2007 Citroen C4 (181 HP @ 7000 RPM) has 74 more horse power than 1985 Renault 25. (107 HP @ 5500 RPM). In normal driving conditions, 2007 Citroen C4 should accelerate faster than 1985 Renault 25. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C4 weights approximately 183 kg more than 1985 Renault 25. 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, 2007 Citroen C4 (180 Nm @ 7000 RPM) has 20 more torque (in Nm) than 1985 Renault 25. (160 Nm @ 3000 RPM). This means 2007 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Renault 25.
Compare all specifications:
| 2007 Citroen C4 | 1985 Renault 25 | |
| Make | Citroen | Renault |
| Model | C4 | 25 |
| Year Released | 2007 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 181 HP | 107 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 180 Nm | 160 Nm |
| Torque RPM | 7000 RPM | 3000 RPM |
| Engine Bore Size | 85 mm | 88 mm |
| Engine Stroke Size | 88 mm | 82 mm |
| Engine Compression Ratio | 10.8:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 227 km/hour | 183 km/hour |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1338 kg | 1155 kg |
| Vehicle Length | 4270 mm | 4630 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1410 mm |
| Wheelbase Size | 2610 mm | 2730 mm |
| Fuel Consumption Overall | 11.5 L/100km | 7 L/100km |
| Fuel Tank Capacity | 60 L | 34 L |
