2006 Audi A4 vs. 1986 Renault 21
To start off, 2006 Audi A4 is newer by 20 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 3,123 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (252 HP @ 6500 RPM) has 162 more horse power than 1986 Renault 21. (90 HP @ 4250 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 145 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 A4 (330 Nm @ 3250 RPM) has 148 more torque (in Nm) than 1986 Renault 21. (182 Nm @ 2000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2006 Audi A4 | 1986 Renault 21 | |
| Make | Audi | Renault |
| Model | A4 | 21 |
| Year Released | 2006 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2067 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 252 HP | 90 HP |
| Engine RPM | 6500 RPM | 4250 RPM |
| Torque | 330 Nm | 182 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 92.8 mm | 89 mm |
| Top Speed | 250 km/hour | 171 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1278 kg | 1133 kg |
| Vehicle Length | 4590 mm | 4470 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2650 mm | 2590 mm |
| Fuel Tank Capacity | 63 L | 34 L |
