2009 Citroen C4 vs. 1984 Renault 25
To start off, 2009 Citroen C4 is newer by 25 year(s). Which means there will be less support and parts availability for 1984 Renault 25. In addition, the cost of maintenance, including insurance, on 1984 Renault 25 would be higher. At 2,165 cc (4 cylinders), 1984 Renault 25 is equipped with a bigger engine. In terms of performance, 1984 Renault 25 (122 HP @ 5250 RPM) has 14 more horse power than 2009 Citroen C4. (108 HP @ 4000 RPM) In normal driving conditions, 1984 Renault 25 should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C4 weights approximately 414 kg more than 1984 Renault 25.
Let's talk about torque, 2009 Citroen C4 (240 Nm @ 1750 RPM) has 47 more torque (in Nm) than 1984 Renault 25. (193 Nm @ 2750 RPM). This means 2009 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1984 Renault 25.
Compare all specifications:
| 2009 Citroen C4 | 1984 Renault 25 | |
| Make | Citroen | Renault |
| Model | C4 | 25 |
| Year Released | 2009 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1560 cc | 2165 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 122 HP |
| Engine RPM | 4000 RPM | 5250 RPM |
| Torque | 240 Nm | 193 Nm |
| Torque RPM | 1750 RPM | 2750 RPM |
| Engine Bore Size | 75 mm | 88 mm |
| Engine Stroke Size | 88 mm | 89 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1614 kg | 1200 kg |
| Vehicle Length | 4590 mm | 4630 mm |
| Vehicle Width | 1840 mm | 1780 mm |
| Vehicle Height | 1630 mm | 1410 mm |
| Wheelbase Size | 2730 mm | 2730 mm |
| Fuel Tank Capacity | 60 L | 34 L |
