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 1,997 cc (4 cylinders), 2004 Peugeot 407 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (138 HP @ 4000 RPM) has 4 more horse power than 2004 Peugeot 407. (134 HP @ 4000 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 150 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, 2004 Peugeot 407 (320 Nm @ 2000 RPM) has 14 more torque (in Nm) than 2003 Alfa Romeo 156. (306 Nm @ 2000 RPM). This means 2004 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
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 | 1970 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 134 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 306 Nm | 320 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 85 mm |
| Engine Stroke Size | 90.4 mm | 88 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 209 km/hour | 208 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1580 kg |
| Vehicle Length | 4450 mm | 4680 mm |
| Vehicle Width | 1750 mm | 1820 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2550 mm | 2450 mm |
| Fuel Consumption Overall | 6.1 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 63 L | 66 L |
