2009 Audi TT vs. 1978 Renault 18
To start off, 2009 Audi TT is newer by 31 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 3,189 cc (6 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (250 HP @ 6300 RPM) has 172 more horse power than 1978 Renault 18. (78 HP @ 5000 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 1978 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1978 Renault 18 weights approximately 89 kg more than 2009 Audi TT.
Because 2009 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1978 Renault 18. In wet, icy, snow, or gravel driving conditions, 2009 Audi TT 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 TT (320 Nm @ 2500 RPM) has 184 more torque (in Nm) than 1978 Renault 18. (136 Nm @ 3000 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1978 Renault 18.
Compare all specifications:
| 2009 Audi TT | 1978 Renault 18 | |
| Make | Audi | Renault |
| Model | TT | 18 |
| Year Released | 2009 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 1647 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 250 HP | 78 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 320 Nm | 136 Nm |
| Torque RPM | 2500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 95.9 mm | 83.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 936 kg | 1025 kg |
| Vehicle Length | 4180 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1370 mm | 1410 mm |
