1977 Renault 15 vs. 2011 Citroen C4
To start off, 2011 Citroen C4 is newer by 34 year(s). Which means there will be less support and parts availability for 1977 Renault 15. In addition, the cost of maintenance, including insurance, on 1977 Renault 15 would be higher. At 1,358 cc (4 cylinders), 2011 Citroen C4 is equipped with a bigger engine. In terms of performance, 2011 Citroen C4 (87 HP @ 5250 RPM) has 28 more horse power than 1977 Renault 15. (59 HP @ 5500 RPM) In normal driving conditions, 2011 Citroen C4 should accelerate faster than 1977 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2011 Citroen C4 weights approximately 292 kg more than 1977 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, 2011 Citroen C4 (133 Nm @ 3250 RPM) has 35 more torque (in Nm) than 1977 Renault 15. (98 Nm @ 3500 RPM). This means 2011 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 1977 Renault 15.
Compare all specifications:
| 1977 Renault 15 | 2011 Citroen C4 | |
| Make | Renault | Citroen |
| Model | 15 | C4 |
| Year Released | 1977 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 1358 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 87 HP |
| Engine RPM | 5500 RPM | 5250 RPM |
| Torque | 98 Nm | 133 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Bore Size | 75 mm | 75 mm |
| Engine Stroke Size | 69 mm | 77 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 965 kg | 1257 kg |
| Vehicle Length | 4270 mm | 4270 mm |
| Vehicle Width | 1640 mm | 1780 mm |
| Vehicle Height | 1320 mm | 1460 mm |
| Wheelbase Size | 2440 mm | 2610 mm |
| Fuel Tank Capacity | 55 L | 60 L |
