2003 Alfa Romeo 156 vs. 2007 Mercedes-Benz A
To start off, 2007 Mercedes-Benz A is newer by 4 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 1,991 cc (4 cylinders), 2007 Mercedes-Benz A is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (138 HP @ 6500 RPM) has 57 more horse power than 2007 Mercedes-Benz A. (81 HP @ 4200 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 15 kg more than 2007 Mercedes-Benz A. 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, 2007 Mercedes-Benz A (180 Nm @ 1400 RPM) has 17 more torque (in Nm) than 2003 Alfa Romeo 156. (163 Nm @ 3900 RPM). This means 2007 Mercedes-Benz A 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 | 2007 Mercedes-Benz A | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 156 | A |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 81 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 163 Nm | 180 Nm |
| Torque RPM | 3900 RPM | 1400 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 82.7 mm | 92 mm |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Top Speed | 208 km/hour | 170 km/hour |
| Acceleration 0-100mph | 10 seconds | 15 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1315 kg | 1300 kg |
| Vehicle Length | 4450 mm | 3840 mm |
| Vehicle Width | 1750 mm | 1770 mm |
| Vehicle Height | 1440 mm | 1600 mm |
| Wheelbase Size | 2600 mm | 2570 mm |
| Fuel Consumption Overall | 8.6 L/100km | 5.2 L/100km |
| Fuel Tank Capacity | 63 L | 54 L |
