2009 Audi A6 vs. 1981 Renault 18
To start off, 2009 Audi A6 is newer by 28 year(s). Which means there will be less support and parts availability for 1981 Renault 18. In addition, the cost of maintenance, including insurance, on 1981 Renault 18 would be higher. At 5,204 cc (10 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (430 HP @ 6800 RPM) has 350 more horse power than 1981 Renault 18. (80 HP @ 5000 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1981 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 945 kg more than 1981 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1981 Renault 18. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2009 Audi A6 (540 Nm @ 3000 RPM) has 403 more torque (in Nm) than 1981 Renault 18. (137 Nm @ 3000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 18. 2009 Audi A6 has automatic transmission and 1981 Renault 18 has manual transmission. 1981 Renault 18 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 1981 Renault 18 | |
| Make | Audi | Renault |
| Model | A6 | 18 |
| Year Released | 2009 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1647 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 430 HP | 80 HP |
| Engine RPM | 6800 RPM | 5000 RPM |
| Torque | 540 Nm | 137 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 83.5 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1970 kg | 1025 kg |
| Vehicle Length | 4940 mm | 4470 mm |
| Vehicle Width | 1870 mm | 1710 mm |
| Vehicle Height | 1460 mm | 1410 mm |
