2006 Jeep Grand Cherokee vs. 1981 Renault 18
To start off, 2006 Jeep Grand Cherokee is newer by 25 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 2,987 cc (6 cylinders), 2006 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2006 Jeep Grand Cherokee (215 HP @ 4000 RPM) has 135 more horse power than 1981 Renault 18. (80 HP @ 5000 RPM). In normal driving conditions, 2006 Jeep Grand Cherokee should accelerate faster than 1981 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jeep Grand Cherokee weights approximately 1144 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 2006 Jeep Grand Cherokee 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, 2006 Jeep Grand Cherokee 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, 2006 Jeep Grand Cherokee (510 Nm @ 1600 RPM) has 373 more torque (in Nm) than 1981 Renault 18. (137 Nm @ 3000 RPM). This means 2006 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 18. 2006 Jeep Grand Cherokee 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. 2006 Jeep Grand Cherokee will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Jeep Grand Cherokee | 1981 Renault 18 | |
| Make | Jeep | Renault |
| Model | Grand Cherokee | 18 |
| Year Released | 2006 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 1647 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 215 HP | 80 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 510 Nm | 137 Nm |
| Torque RPM | 1600 RPM | 3000 RPM |
| Engine Bore Size | 83.1 mm | 81 mm |
| Engine Stroke Size | 92 mm | 83.5 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2169 kg | 1025 kg |
| Vehicle Length | 4760 mm | 4470 mm |
| Vehicle Width | 1880 mm | 1710 mm |
| Vehicle Height | 1750 mm | 1410 mm |
