1989 Alfa Romeo 75 vs. 1971 Renault 15
To start off, 1989 Alfa Romeo 75 is newer by 18 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 2,393 cc (4 cylinders), 1989 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1989 Alfa Romeo 75 (109 HP @ 4200 RPM) has 50 more horse power than 1971 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1989 Alfa Romeo 75 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1989 Alfa Romeo 75 weights approximately 295 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, 1989 Alfa Romeo 75 (235 Nm @ 2400 RPM) has 137 more torque (in Nm) than 1971 Renault 15. (98 Nm @ 3500 RPM). This means 1989 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1989 Alfa Romeo 75 | 1971 Renault 15 | |
| Make | Alfa Romeo | Renault |
| Model | 75 | 15 |
| Year Released | 1989 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1289 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 109 HP | 59 HP |
| Engine RPM | 4200 RPM | 5500 RPM |
| Torque | 235 Nm | 98 Nm |
| Torque RPM | 2400 RPM | 3500 RPM |
| Engine Bore Size | 92 mm | 75 mm |
| Engine Stroke Size | 90 mm | 69 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1260 kg | 965 kg |
| Vehicle Length | 4340 mm | 4270 mm |
| Vehicle Width | 1670 mm | 1640 mm |
| Vehicle Height | 1410 mm | 1320 mm |
| Wheelbase Size | 2520 mm | 2440 mm |
| Fuel Tank Capacity | 49 L | 55 L |
