2004 Alfa Romeo 156 vs. 2007 Mercedes-Benz A
To start off, 2007 Mercedes-Benz A is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 2,492 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (190 HP @ 6300 RPM) has 82 more horse power than 2007 Mercedes-Benz A. (108 HP @ 4200 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 2007 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 135 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 (250 Nm @ 1600 RPM) has 32 more torque (in Nm) than 2004 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2007 Mercedes-Benz A will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2007 Mercedes-Benz A | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 156 | A |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1989 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 108 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 218 Nm | 250 Nm |
| Torque RPM | 5000 RPM | 1600 RPM |
| Engine Bore Size | 88 mm | 83 mm |
| Engine Stroke Size | 68.3 mm | 92 mm |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 7.3 seconds | 10.8 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1480 kg | 1345 kg |
| Vehicle Length | 4450 mm | 3840 mm |
| Vehicle Width | 1750 mm | 1770 mm |
| Vehicle Height | 1400 mm | 1600 mm |
| Wheelbase Size | 2600 mm | 2570 mm |
| Fuel Consumption Overall | 11.9 L/100km | 5.2 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
