2009 Audi TT vs. 1981 Renault 18
To start off, 2009 Audi TT 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 2,068 cc (4 cylinders), 1981 Renault 18 is equipped with a bigger engine. In terms of performance, 2009 Audi TT (168 HP @ 4200 RPM) has 102 more horse power than 1981 Renault 18. (66 HP @ 4500 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 1981 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 320 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 TT 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 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 (350 Nm @ 1750 RPM) has 226 more torque (in Nm) than 1981 Renault 18. (124 Nm @ 2250 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 18.
Compare all specifications:
| 2009 Audi TT | 1981 Renault 18 | |
| Make | Audi | Renault |
| Model | TT | 18 |
| Year Released | 2009 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 66 HP |
| Engine RPM | 4200 RPM | 4500 RPM |
| Torque | 350 Nm | 124 Nm |
| Torque RPM | 1750 RPM | 2250 RPM |
| Engine Bore Size | 81.1 mm | 86.1 mm |
| Engine Stroke Size | 95.5 mm | 89 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Vehicle Weight | 1370 kg | 1050 kg |
| Vehicle Length | 4180 mm | 4410 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1360 mm | 1410 mm |
| Wheelbase Size | 2470 mm | 2450 mm |
