1963 Austin A 99 vs. 1971 Renault 15
To start off, 1971 Renault 15 is newer by 8 year(s). Which means there will be less support and parts availability for 1963 Austin A 99. In addition, the cost of maintenance, including insurance, on 1963 Austin A 99 would be higher. At 2,912 cc (6 cylinders), 1963 Austin A 99 is equipped with a bigger engine. In terms of performance, 1963 Austin A 99 (107 HP @ 4750 RPM) has 18 more horse power than 1971 Renault 15. (89 HP @ 5500 RPM). In normal driving conditions, 1963 Austin A 99 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 1963 Austin A 99 weights approximately 510 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, 1963 Austin A 99 (224 Nm @ 2500 RPM) has 99 more torque (in Nm) than 1971 Renault 15. (125 Nm @ 3000 RPM). This means 1963 Austin A 99 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 1963 Austin A 99 | 1971 Renault 15 | |
| Make | Austin | Renault |
| Model | A 99 | 15 |
| Year Released | 1963 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 2912 cc | 1565 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 107 HP | 89 HP |
| Engine RPM | 4750 RPM | 5500 RPM |
| Torque | 224 Nm | 125 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 83.4 mm | 77 mm |
| Engine Stroke Size | 88.9 mm | 84 mm |
| Engine Compression Ratio | 8.3:1 | 9.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1530 kg | 1020 kg |
| Vehicle Length | 4780 mm | 4260 mm |
| Vehicle Width | 1750 mm | 1640 mm |
| Vehicle Height | 1540 mm | 1320 mm |
| Wheelbase Size | 2800 mm | 2440 mm |
| Fuel Tank Capacity | 34 L | 38 L |
