2009 Peugeot 407 vs. 1987 Renault 21
To start off, 2009 Peugeot 407 is newer by 22 year(s). Which means there will be less support and parts availability for 1987 Renault 21. In addition, the cost of maintenance, including insurance, on 1987 Renault 21 would be higher. At 2,720 cc (6 cylinders), 2009 Peugeot 407 is equipped with a bigger engine. In terms of performance, 2009 Peugeot 407 (201 HP @ 4000 RPM) has 137 more horse power than 1987 Renault 21. (64 HP @ 4500 RPM). In normal driving conditions, 2009 Peugeot 407 should accelerate faster than 1987 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2009 Peugeot 407 weights approximately 693 kg more than 1987 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, 2009 Peugeot 407 (440 Nm @ 1900 RPM) has 322 more torque (in Nm) than 1987 Renault 21. (118 Nm @ 2250 RPM). This means 2009 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 1987 Renault 21. 2009 Peugeot 407 has automatic transmission and 1987 Renault 21 has manual transmission. 1987 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Peugeot 407 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Peugeot 407 | 1987 Renault 21 | |
| Make | Peugeot | Renault |
| Model | 407 | 21 |
| Year Released | 2009 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 2720 cc | 1869 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 201 HP | 64 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 440 Nm | 118 Nm |
| Torque RPM | 1900 RPM | 2250 RPM |
| Engine Bore Size | 81 mm | 80 mm |
| Engine Stroke Size | 88 mm | 93 mm |
| Engine Compression Ratio | 17.3:1 | 21.5:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 7 seats |
| Vehicle Weight | 1798 kg | 1105 kg |
| Vehicle Length | 4820 mm | 4650 mm |
| Vehicle Width | 1410 mm | 1720 mm |
| Vehicle Height | 1870 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2820 mm |
