2007 Audi S8 vs. 1971 Renault 15
To start off, 2007 Audi S8 is newer by 36 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 5,204 cc (10 cylinders), 2007 Audi S8 is equipped with a bigger engine. In terms of performance, 2007 Audi S8 (444 HP @ 7000 RPM) has 385 more horse power than 1971 Renault 15. (59 HP @ 5500 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 1971 Renault 15. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S8 weights approximately 975 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, 2007 Audi S8 (540 Nm @ 3500 RPM) has 442 more torque (in Nm) than 1971 Renault 15. (98 Nm @ 3500 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 1971 Renault 15.
Compare all specifications:
| 2007 Audi S8 | 1971 Renault 15 | |
| Make | Audi | Renault |
| Model | S8 | 15 |
| Year Released | 2007 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1289 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 444 HP | 59 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 540 Nm | 98 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 84.5 mm | 75 mm |
| Engine Stroke Size | 92.8 mm | 69 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1940 kg | 965 kg |
| Vehicle Length | 5070 mm | 4270 mm |
| Vehicle Width | 1900 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1320 mm |
| Wheelbase Size | 2950 mm | 2440 mm |
| Fuel Tank Capacity | 90 L | 55 L |
