1989 Renault 21 vs. 1980 Renault 15
To start off, 1989 Renault 21 is newer by 9 year(s). Which means there will be less support and parts availability for 1980 Renault 15. In addition, the cost of maintenance, including insurance, on 1980 Renault 15 would be higher. At 2,067 cc (4 cylinders), 1989 Renault 21 is equipped with a bigger engine. In terms of performance, 1989 Renault 21 (106 HP @ 4250 RPM) has 47 more horse power than 1980 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1989 Renault 21 should accelerate faster than 1980 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1989 Renault 21 weights approximately 125 kg more than 1980 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, 1989 Renault 21 (159 Nm) has 61 more torque (in Nm) than 1980 Renault 15. (98 Nm). This means 1989 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1980 Renault 15.
Compare all specifications:
| 1989 Renault 21 | 1980 Renault 15 | |
| Make | Renault | Renault |
| Model | 21 | 15 |
| Year Released | 1989 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 2067 cc | 1289 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 106 HP | 59 HP |
| Engine RPM | 4250 RPM | 5500 RPM |
| Torque | 159 Nm | 98 Nm |
| Engine Bore Size | 88 mm | 75 mm |
| Engine Stroke Size | 82 mm | 69 mm |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1090 kg | 965 kg |
| Vehicle Length | 4470 mm | 4270 mm |
| Vehicle Width | 1730 mm | 1640 mm |
| Vehicle Height | 1410 mm | 1320 mm |
| Wheelbase Size | 2670 mm | 2440 mm |
