2003 Audi A8 vs. 1986 Renault 21
To start off, 2003 Audi A8 is newer by 17 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 2,974 cc (6 cylinders), 2003 Audi A8 is equipped with a bigger engine. In terms of performance, 2003 Audi A8 (216 HP @ 6300 RPM) has 141 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 2003 Audi A8 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A8 weights approximately 715 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, 2003 Audi A8 (300 Nm @ 3200 RPM) has 171 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 2003 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2003 Audi A8 has automatic transmission and 1986 Renault 21 has manual transmission. 1986 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Audi A8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi A8 | 1986 Renault 21 | |
| Make | Audi | Renault |
| Model | A8 | 21 |
| Year Released | 2003 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2974 cc | 1721 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 216 HP | 75 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 300 Nm | 129 Nm |
| Torque RPM | 3200 RPM | 3250 RPM |
| Engine Bore Size | 82.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 83.5 mm |
| Top Speed | 242 km/hour | 176 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1670 kg | 955 kg |
| Vehicle Length | 5060 mm | 4470 mm |
| Vehicle Width | 1900 mm | 1710 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2670 mm |
| Fuel Tank Capacity | 90 L | 66 L |
