2003 Proton 400 vs. 2010 Peugeot 407
To start off, 2010 Peugeot 407 is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Proton 400. In addition, the cost of maintenance, including insurance, on 2003 Proton 400 would be higher. At 2,946 cc (6 cylinders), 2010 Peugeot 407 is equipped with a bigger engine. In terms of performance, 2010 Peugeot 407 (208 HP @ 6000 RPM) has 134 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM) In normal driving conditions, 2010 Peugeot 407 should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2010 Peugeot 407 weights approximately 234 kg more than 2003 Proton 400. 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, 2010 Peugeot 407 (290 Nm @ 3750 RPM) has 182 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 2010 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400.
Compare all specifications:
| 2003 Proton 400 | 2010 Peugeot 407 | |
| Make | Proton | Peugeot |
| Model | 400 | 407 |
| Year Released | 2003 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1299 cc | 2946 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 74 HP | 208 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 108 Nm | 290 Nm |
| Torque RPM | 3000 RPM | 3750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 970 kg | 1204 kg |
| Vehicle Length | 4370 mm | 4820 mm |
| Vehicle Width | 1700 mm | 1410 mm |
| Vehicle Height | 1390 mm | 1870 mm |
| Wheelbase Size | 2510 mm | 2730 mm |
