2003 Alfa Romeo 156 vs. 2010 Mercedes-Benz B
To start off, 2010 Mercedes-Benz B is newer by 7 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 2,034 cc (4 cylinders), 2010 Mercedes-Benz B is equipped with a bigger engine. In terms of performance, 2010 Mercedes-Benz B (134 HP @ 5750 RPM) has 16 more horse power than 2003 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2010 Mercedes-Benz B should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mercedes-Benz B weights approximately 30 kg more than 2003 Alfa Romeo 156. 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, 2010 Mercedes-Benz B (185 Nm @ 3500 RPM) has 39 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 2010 Mercedes-Benz B 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 | 2010 Mercedes-Benz B | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 156 | B |
| Year Released | 2003 | 2010 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 2034 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 118 HP | 134 HP |
| Engine RPM | 6200 RPM | 5750 RPM |
| Torque | 146 Nm | 185 Nm |
| Torque RPM | 4200 RPM | 3500 RPM |
| Engine Compression Ratio | 10.3:1 | 11.0:1 |
| Top Speed | 200 km/hour | 191 km/hour |
| Acceleration 0-100mph | 11.6 seconds | 10.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1315 kg | 1345 kg |
| Vehicle Length | 4450 mm | 4280 mm |
| Vehicle Width | 1750 mm | 1780 mm |
| Vehicle Height | 1440 mm | 1610 mm |
| Wheelbase Size | 2600 mm | 2780 mm |
| Fuel Consumption Overall | 8.3 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 63 L | 54 L |
