2008 Audi S8 vs. 1978 Renault 18
To start off, 2008 Audi S8 is newer by 30 year(s). Which means there will be less support and parts availability for 1978 Renault 18. In addition, the cost of maintenance, including insurance, on 1978 Renault 18 would be higher. At 5,199 cc (10 cylinders), 2008 Audi S8 is equipped with a bigger engine. In terms of performance, 2008 Audi S8 (450 HP @ 7000 RPM) has 346 more horse power than 1978 Renault 18. (104 HP @ 5500 RPM). In normal driving conditions, 2008 Audi S8 should accelerate faster than 1978 Renault 18.
Because 2008 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 1978 Renault 18. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi S8 (540 Nm @ 3500 RPM) has 380 more torque (in Nm) than 1978 Renault 18. (160 Nm @ 3000 RPM). This means 2008 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 18. 2008 Audi S8 has automatic transmission and 1978 Renault 18 has manual transmission. 1978 Renault 18 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S8 | 1978 Renault 18 | |
| Make | Audi | Renault |
| Model | S8 | 18 |
| Year Released | 2008 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 5199 cc | 1995 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 450 HP | 104 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 540 Nm | 160 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
