2007 Alfa Romeo 156 vs. 2006 Mercedes-Benz B
To start off, 2007 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz B. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz B would be higher. At 2,490 cc (6 cylinders), 2007 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 156 (189 HP @ 6300 RPM) has 81 more horse power than 2006 Mercedes-Benz B. (108 HP @ 4200 RPM). In normal driving conditions, 2007 Alfa Romeo 156 should accelerate faster than 2006 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz B weights approximately 80 kg more than 2007 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, 2006 Mercedes-Benz B (251 Nm @ 1600 RPM) has 33 more torque (in Nm) than 2007 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2006 Mercedes-Benz B will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2006 Mercedes-Benz B | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 156 | B |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 1991 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 108 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 218 Nm | 251 Nm |
| Torque RPM | 5000 RPM | 1600 RPM |
| Engine Bore Size | 88 mm | 83 mm |
| Engine Stroke Size | 68.3 mm | 92 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 230 km/hour | 183 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 11.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1355 kg | 1435 kg |
| Vehicle Length | 4440 mm | 4280 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1610 mm |
| Wheelbase Size | 2600 mm | 2780 mm |
| Fuel Consumption Overall | 11.8 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 63 L | 54 L |
