1985 Peugeot 604 vs. 1981 Renault 18
To start off, 1985 Peugeot 604 is newer by 4 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 2,849 cc (6 cylinders), 1985 Peugeot 604 is equipped with a bigger engine. In terms of performance, 1985 Peugeot 604 (153 HP @ 5750 RPM) has 90 more horse power than 1981 Renault 18. (63 HP @ 5500 RPM). In normal driving conditions, 1985 Peugeot 604 should accelerate faster than 1981 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1985 Peugeot 604 weights approximately 435 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 1985 Peugeot 604 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1985 Peugeot 604. However, in wet, icy, snow, or gravel driving conditions, 1981 Renault 18, being front wheel drive (FWD), will offer much better control with better grip. 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, 1985 Peugeot 604 (242 Nm @ 3000 RPM) has 139 more torque (in Nm) than 1981 Renault 18. (103 Nm @ 3000 RPM). This means 1985 Peugeot 604 will have an easier job in driving up hills or pulling heavy equipment than 1981 Renault 18.
Compare all specifications:
| 1985 Peugeot 604 | 1981 Renault 18 | |
| Make | Peugeot | Renault |
| Model | 604 | 18 |
| Year Released | 1985 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2849 cc | 1396 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 153 HP | 63 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Torque | 242 Nm | 103 Nm |
| Torque RPM | 3000 RPM | 3000 RPM |
| Engine Bore Size | 91.1 mm | 76 mm |
| Engine Stroke Size | 73 mm | 77 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1420 kg | 985 kg |
| Vehicle Length | 4730 mm | 4500 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1440 mm | 1410 mm |
| Wheelbase Size | 2810 mm | 2450 mm |
| Fuel Tank Capacity | 70 L | 60 L |
