2007 Peugeot 407 vs. 1975 Peugeot 604
To start off, 2007 Peugeot 407 is newer by 32 year(s). Which means there will be less support and parts availability for 1975 Peugeot 604. In addition, the cost of maintenance, including insurance, on 1975 Peugeot 604 would be higher. At 2,664 cc (6 cylinders), 1975 Peugeot 604 is equipped with a bigger engine. In terms of performance, 2007 Peugeot 407 (168 HP @ 4000 RPM) has 32 more horse power than 1975 Peugeot 604. (136 HP @ 5750 RPM). In normal driving conditions, 2007 Peugeot 407 should accelerate faster than 1975 Peugeot 604. With that said, vehicle weight also plays an important factor in acceleration. 2007 Peugeot 407 weights approximately 295 kg more than 1975 Peugeot 604. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 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 1975 Peugeot 604. However, in wet, icy, snow, or gravel driving conditions, 2007 Peugeot 407, 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, 2007 Peugeot 407 (370 Nm @ 1500 RPM) has 164 more torque (in Nm) than 1975 Peugeot 604. (206 Nm @ 3500 RPM). This means 2007 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 1975 Peugeot 604.
Compare all specifications:
| 2007 Peugeot 407 | 1975 Peugeot 604 | |
| Make | Peugeot | Peugeot |
| Model | 407 | 604 |
| Year Released | 2007 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2177 cc | 2664 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 168 HP | 136 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 370 Nm | 206 Nm |
| Torque RPM | 1500 RPM | 3500 RPM |
| Engine Bore Size | 85 mm | 88 mm |
| Engine Stroke Size | 96 mm | 73 mm |
| Engine Compression Ratio | 16.6:1 | 8.7:1 |
| Top Speed | 221 km/hour | 180 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1455 kg |
| Vehicle Length | 4770 mm | 4730 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2810 mm |
| Fuel Tank Capacity | 66 L | 70 L |
