2004 Citroen C5 vs. 1971 Renault 15
To start off, 2004 Citroen C5 is newer by 33 year(s). Which means there will be less support and parts availability for 1971 Renault 15. In addition, the cost of maintenance, including insurance, on 1971 Renault 15 would be higher. At 2,946 cc (6 cylinders), 2004 Citroen C5 is equipped with a bigger engine. In terms of performance, 2004 Citroen C5 (204 HP @ 6000 RPM) has 145 more horse power than 1971 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2004 Citroen C5 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2004 Citroen C5 weights approximately 699 kg more than 1971 Renault 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Citroen C5 (285 Nm @ 3750 RPM) has 187 more torque (in Nm) than 1971 Renault 15. (98 Nm @ 3500 RPM). This means 2004 Citroen C5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 2004 Citroen C5 | 1971 Renault 15 | |
| Make | Citroen | Renault |
| Model | C5 | 15 |
| Year Released | 2004 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2946 cc | 1289 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 204 HP | 59 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 285 Nm | 98 Nm |
| Torque RPM | 3750 RPM | 3500 RPM |
| Engine Bore Size | 87 mm | 75 mm |
| Engine Stroke Size | 83 mm | 69 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1664 kg | 965 kg |
| Vehicle Length | 4750 mm | 4270 mm |
| Vehicle Width | 1790 mm | 1640 mm |
| Vehicle Height | 1480 mm | 1320 mm |
| Wheelbase Size | 2760 mm | 2440 mm |
| Fuel Tank Capacity | 66 L | 55 L |
