2003 Alfa Romeo 156 vs. 2004 Peugeot 407
To start off, 2004 Peugeot 407 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 2,492 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (189 HP @ 6300 RPM) has 55 more horse power than 2004 Peugeot 407. (134 HP @ 6000 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2004 Peugeot 407. With that said, vehicle weight also plays an important factor in acceleration. 2004 Peugeot 407 weights approximately 60 kg more than 2003 Alfa Romeo 156.
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, 2003 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 28 more torque (in Nm) than 2004 Peugeot 407. (190 Nm @ 4100 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2004 Peugeot 407.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2004 Peugeot 407 | |
| Make | Alfa Romeo | Peugeot |
| Model | 156 | 407 |
| Year Released | 2003 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 134 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 218 Nm | 190 Nm |
| Torque RPM | 5000 RPM | 4100 RPM |
| Engine Bore Size | 88 mm | 85.1 mm |
| Engine Stroke Size | 68.3 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 10.8:1 |
| Acceleration 0-100mph | 7.3 seconds | 9.6 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1410 kg | 1470 kg |
| Vehicle Length | 4450 mm | 4770 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1480 mm |
| Wheelbase Size | 2600 mm | 2720 mm |
| Fuel Consumption Overall | 11.8 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 63 L | 66 L |
