2004 Peugeot 407 vs. 1986 Renault 21
To start off, 2004 Peugeot 407 is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 2,068 cc (4 cylinders), 1986 Renault 21 is equipped with a bigger engine. In terms of performance, 2004 Peugeot 407 (134 HP @ 4000 RPM) has 62 more horse power than 1986 Renault 21. (72 HP @ 4500 RPM). In normal driving conditions, 2004 Peugeot 407 should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2004 Peugeot 407 weights approximately 415 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.
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, 2004 Peugeot 407 (320 Nm @ 2000 RPM) has 178 more torque (in Nm) than 1986 Renault 21. (142 Nm @ 2250 RPM). This means 2004 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21.
Compare all specifications:
| 2004 Peugeot 407 | 1986 Renault 21 | |
| Make | Peugeot | Renault |
| Model | 407 | 21 |
| Year Released | 2004 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 72 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 320 Nm | 142 Nm |
| Torque RPM | 2000 RPM | 2250 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Vehicle Weight | 1580 kg | 1165 kg |
| Vehicle Length | 4680 mm | 4650 mm |
| Vehicle Width | 1820 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2450 mm | 2820 mm |
