1990 Cadillac DeVille vs. 1984 Renault 18
To start off, 1990 Cadillac DeVille is newer by 6 year(s). Which means there will be less support and parts availability for 1984 Renault 18. In addition, the cost of maintenance, including insurance, on 1984 Renault 18 would be higher. At 4,467 cc (8 cylinders), 1990 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 1990 Cadillac DeVille (153 HP @ 4000 RPM) has 75 more horse power than 1984 Renault 18. (78 HP @ 5000 RPM). In normal driving conditions, 1990 Cadillac DeVille should accelerate faster than 1984 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1990 Cadillac DeVille weights approximately 515 kg more than 1984 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1990 Cadillac DeVille (325 Nm @ 2600 RPM) has 189 more torque (in Nm) than 1984 Renault 18. (136 Nm @ 3000 RPM). This means 1990 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 1984 Renault 18. 1990 Cadillac DeVille has automatic transmission and 1984 Renault 18 has manual transmission. 1984 Renault 18 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1990 Cadillac DeVille will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Cadillac DeVille | 1984 Renault 18 | |
| Make | Cadillac | Renault |
| Model | DeVille | 18 |
| Year Released | 1990 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 4467 cc | 1647 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 153 HP | 78 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 325 Nm | 136 Nm |
| Torque RPM | 2600 RPM | 3000 RPM |
| Engine Bore Size | 92 mm | 81 mm |
| Engine Stroke Size | 84 mm | 83.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1540 kg | 1025 kg |
| Vehicle Length | 5160 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1400 mm | 1410 mm |
