1997 Audi A4 vs. 1979 Renault 15
To start off, 1997 Audi A4 is newer by 18 year(s). Which means there will be less support and parts availability for 1979 Renault 15. In addition, the cost of maintenance, including insurance, on 1979 Renault 15 would be higher. At 1,595 cc (4 cylinders), 1997 Audi A4 is equipped with a bigger engine. In terms of performance, 1997 Audi A4 (100 HP @ 5300 RPM) has 41 more horse power than 1979 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 1997 Audi A4 should accelerate faster than 1979 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1997 Audi A4 weights approximately 220 kg more than 1979 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, 1997 Audi A4 (140 Nm @ 3800 RPM) has 42 more torque (in Nm) than 1979 Renault 15. (98 Nm @ 3500 RPM). This means 1997 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1979 Renault 15.
Compare all specifications:
| 1997 Audi A4 | 1979 Renault 15 | |
| Make | Audi | Renault |
| Model | A4 | 15 |
| Year Released | 1997 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 1289 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 59 HP |
| Engine RPM | 5300 RPM | 5500 RPM |
| Torque | 140 Nm | 98 Nm |
| Torque RPM | 3800 RPM | 3500 RPM |
| Engine Bore Size | 81.1 mm | 75 mm |
| Engine Stroke Size | 77.5 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1185 kg | 965 kg |
| Vehicle Length | 4480 mm | 4260 mm |
| Vehicle Width | 1740 mm | 1640 mm |
| Vehicle Height | 1420 mm | 1320 mm |
| Wheelbase Size | 2630 mm | 2440 mm |
| Fuel Tank Capacity | 55 L | 55 L |
