1978 Alfa Romeo Giulietta vs. 1975 Renault 15
To start off, 1978 Alfa Romeo Giulietta is newer by 3 year(s). Which means there will be less support and parts availability for 1975 Renault 15. In addition, the cost of maintenance, including insurance, on 1975 Renault 15 would be higher. At 1,570 cc (4 cylinders), 1978 Alfa Romeo Giulietta is equipped with a bigger engine. In terms of performance, 1978 Alfa Romeo Giulietta (108 HP @ 5600 RPM) has 49 more horse power than 1975 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1978 Alfa Romeo Giulietta should accelerate faster than 1975 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1978 Alfa Romeo Giulietta weights approximately 106 kg more than 1975 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, 1978 Alfa Romeo Giulietta (143 Nm @ 4300 RPM) has 44 more torque (in Nm) than 1975 Renault 15. (99 Nm @ 3500 RPM). This means 1978 Alfa Romeo Giulietta will have an easier job in driving up hills or pulling heavy equipment than 1975 Renault 15.
Compare all specifications:
| 1978 Alfa Romeo Giulietta | 1975 Renault 15 | |
| Make | Alfa Romeo | Renault |
| Model | Giulietta | 15 |
| Year Released | 1978 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1289 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 59 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 143 Nm | 99 Nm |
| Torque RPM | 4300 RPM | 3500 RPM |
| Engine Bore Size | 78 mm | 75 mm |
| Engine Stroke Size | 82 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1071 kg | 965 kg |
| Vehicle Length | 4220 mm | 4270 mm |
| Vehicle Width | 1660 mm | 1640 mm |
| Vehicle Height | 1410 mm | 1320 mm |
| Wheelbase Size | 2460 mm | 2440 mm |
| Fuel Tank Capacity | 53 L | 55 L |
