1972 Renault 15 vs. 1980 Renault 18
To start off, 1980 Renault 18 is newer by 8 year(s). Which means there will be less support and parts availability for 1972 Renault 15. In addition, the cost of maintenance, including insurance, on 1972 Renault 15 would be higher. At 1,397 cc (4 cylinders), 1980 Renault 18 is equipped with a bigger engine. In terms of performance, 1980 Renault 18 (63 HP @ 5500 RPM) has 4 more horse power than 1972 Renault 15. (59 HP @ 5500 RPM) In normal driving conditions, 1980 Renault 18 should accelerate faster than 1972 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1980 Renault 18 weights approximately 25 kg more than 1972 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, 1980 Renault 18 (103 Nm @ 3000 RPM) has 5 more torque (in Nm) than 1972 Renault 15. (98 Nm @ 3500 RPM). This means 1980 Renault 18 will have an easier job in driving up hills or pulling heavy equipment than 1972 Renault 15.
Compare all specifications:
| 1972 Renault 15 | 1980 Renault 18 | |
| Make | Renault | Renault |
| Model | 15 | 18 |
| Year Released | 1972 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 1289 cc | 1397 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 59 HP | 63 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 98 Nm | 103 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 75 mm | 76 mm |
| Engine Stroke Size | 69 mm | 77 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 965 kg | 990 kg |
| Vehicle Length | 4270 mm | 4410 mm |
| Vehicle Width | 1640 mm | 1710 mm |
| Vehicle Height | 1310 mm | 1410 mm |
| Wheelbase Size | 2440 mm | 2450 mm |
| Fuel Tank Capacity | 55 L | 60 L |
