2005 Alfa Romeo 156 vs. 2003 Peugeot 407
To start off, 2005 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Peugeot 407. In addition, the cost of maintenance, including insurance, on 2003 Peugeot 407 would be higher. At 2,492 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (185 HP @ 5000 RPM) has 30 more horse power than 2003 Peugeot 407. (155 HP @ 5650 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2003 Peugeot 407. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 10 kg more than 2003 Peugeot 407. 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 Alfa Romeo 156 (222 Nm @ 5000 RPM) has 4 more torque (in Nm) than 2003 Peugeot 407. (218 Nm @ 3900 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2003 Peugeot 407.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2003 Peugeot 407 | |
| Make | Alfa Romeo | Peugeot |
| Model | 156 | 407 |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2230 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 185 HP | 155 HP |
| Engine RPM | 5000 RPM | 5650 RPM |
| Torque | 222 Nm | 218 Nm |
| Torque RPM | 5000 RPM | 3900 RPM |
| Engine Bore Size | 88 mm | 86 mm |
| Engine Stroke Size | 68.3 mm | 96 mm |
| Top Speed | 225 km/hour | 220 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1480 kg |
| Vehicle Length | 4450 mm | 4680 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2710 mm | 2600 mm |
| Fuel Consumption Overall | 11.8 L/100km | 9 L/100km |
| Fuel Tank Capacity | 72 L | 45 L |
