1974 Renault 15 vs. 1986 Renault 21
To start off, 1986 Renault 21 is newer by 12 year(s). Which means there will be less support and parts availability for 1974 Renault 15. In addition, the cost of maintenance, including insurance, on 1974 Renault 15 would be higher. At 1,397 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 1986 Renault 21 (70 HP) has 11 more horse power than 1974 Renault 15. (59 HP) In normal driving conditions, 1986 Renault 21 should accelerate faster than 1974 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1986 Renault 21 weights approximately 5 kg more than 1974 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, 1974 Renault 15 (98 Nm) has 26 more torque (in Nm) than 1986 Renault 21. (72 Nm). This means 1974 Renault 15 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1974 Renault 15 | 1986 Renault 21 | |
| Make | Renault | Renault |
| Model | 15 | 21 |
| Year Released | 1974 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1287 cc | 1397 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 70 HP |
| Torque | 98 Nm | 72 Nm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 965 kg | 970 kg |
| Vehicle Length | 4270 mm | 4470 mm |
| Vehicle Width | 1640 mm | 1710 mm |
| Vehicle Height | 1310 mm | 1420 mm |
| Wheelbase Size | 2440 mm | 2670 mm |
| Fuel Tank Capacity | 55 L | 66 L |
