2005 Citroen C4 vs. 2003 Proton 400
To start off, 2005 Citroen C4 is newer by 2 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 1,587 cc (4 cylinders), 2005 Citroen C4 is equipped with a bigger engine. In terms of performance, 2005 Citroen C4 (108 HP) has 34 more horse power than 2003 Proton 400. (74 HP). In normal driving conditions, 2005 Citroen C4 should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2005 Citroen C4 weights approximately 285 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, 2005 Citroen C4 (147 Nm @ 4000 RPM) has 39 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 2005 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400.
Compare all specifications:
| 2005 Citroen C4 | 2003 Proton 400 | |
| Make | Citroen | Proton |
| Model | C4 | 400 |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 1297 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 108 HP | 74 HP |
| Torque | 147 Nm | 108 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Vehicle Weight | 1275 kg | 990 kg |
| Vehicle Length | 4270 mm | 4280 mm |
| Vehicle Width | 1780 mm | 1700 mm |
| Vehicle Height | 1460 mm | 1390 mm |
| Wheelbase Size | 2610 mm | 2510 mm |
