1986 Renault 21 vs. 2011 Audi S8
To start off, 2011 Audi S8 is newer by 25 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 5,204 cc (10 cylinders), 2011 Audi S8 is equipped with a bigger engine. In terms of performance, 2011 Audi S8 (450 HP @ 7000 RPM) has 375 more horse power than 1986 Renault 21. (75 HP @ 5000 RPM) In normal driving conditions, 2011 Audi S8 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi S8 weights approximately 220 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.
Because 2011 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 1986 Renault 21. In wet, icy, snow, or gravel driving conditions, 2011 Audi S8 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, 2011 Audi S8 (540 Nm @ 3500 RPM) has 411 more torque (in Nm) than 1986 Renault 21. (129 Nm @ 3250 RPM). This means 2011 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2011 Audi S8 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. 2011 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1986 Renault 21 | 2011 Audi S8 | |
| Make | Renault | Audi |
| Model | 21 | S8 |
| Year Released | 1986 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1721 cc | 5204 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 75 HP | 450 HP |
| Engine RPM | 5000 RPM | 7000 RPM |
| Torque | 129 Nm | 540 Nm |
| Torque RPM | 3250 RPM | 3500 RPM |
| Engine Compression Ratio | 9.2:1 | 12.5:1 |
| Acceleration 0-100mph | 12 seconds | 5.1 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 955 kg | 1175 kg |
| Vehicle Length | 4470 mm | 5070 mm |
| Vehicle Width | 1710 mm | 1900 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2670 mm | 2950 mm |
| Fuel Tank Capacity | 66 L | 90 L |
