1975 Peugeot 504 vs. 1986 Renault 21
To start off, 1986 Renault 21 is newer by 11 year(s). Which means there will be less support and parts availability for 1975 Peugeot 504. In addition, the cost of maintenance, including insurance, on 1975 Peugeot 504 would be higher. At 2,068 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 1975 Peugeot 504 (72 HP) has 6 more horse power than 1986 Renault 21. (66 HP). In normal driving conditions, 1975 Peugeot 504 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1975 Peugeot 504 weights approximately 194 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 Peugeot 504 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 1975 Peugeot 504. However, in wet, icy, snow, or gravel driving conditions, 1986 Renault 21, 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, 1975 Peugeot 504 (133 Nm @ 2500 RPM) has 7 more torque (in Nm) than 1986 Renault 21. (126 Nm @ 2250 RPM). This means 1975 Peugeot 504 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 1975 Peugeot 504 | 1986 Renault 21 | |
| Make | Peugeot | Renault |
| Model | 504 | 21 |
| Year Released | 1975 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 66 HP |
| Torque | 133 Nm | 126 Nm |
| Torque RPM | 2500 RPM | 2250 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 81 mm | 89 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1274 kg | 1080 kg |
| Vehicle Length | 4810 mm | 4470 mm |
| Vehicle Width | 1700 mm | 1720 mm |
| Vehicle Height | 1560 mm | 1420 mm |
| Wheelbase Size | 2910 mm | 2610 mm |
