2006 Audi S4 vs. 1988 Renault 21
To start off, 2006 Audi S4 is newer by 18 year(s). Which means there will be less support and parts availability for 1988 Renault 21. In addition, the cost of maintenance, including insurance, on 1988 Renault 21 would be higher. At 4,162 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 199 more horse power than 1988 Renault 21. (140 HP @ 6000 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 1988 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 580 kg more than 1988 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1988 Renault 21. In wet, icy, snow, or gravel driving conditions, 2006 Audi S4 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 Audi S4 (410 Nm @ 3500 RPM) has 233 more torque (in Nm) than 1988 Renault 21. (177 Nm @ 4300 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1988 Renault 21.
Compare all specifications:
| 2006 Audi S4 | 1988 Renault 21 | |
| Make | Audi | Renault |
| Model | S4 | 21 |
| Year Released | 2006 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 339 HP | 140 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 410 Nm | 177 Nm |
| Torque RPM | 3500 RPM | 4300 RPM |
| Engine Bore Size | 84.5 mm | 88 mm |
| Engine Stroke Size | 92.8 mm | 82 mm |
| Top Speed | 250 km/hour | 205 km/hour |
| Acceleration 0-100mph | 5.6 seconds | 9.2 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1735 kg | 1155 kg |
| Vehicle Length | 4580 mm | 4460 mm |
| Vehicle Width | 1790 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
