2003 Alfa Romeo 166 vs. 2005 Mercedes-Benz A
To start off, 2005 Mercedes-Benz A is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 116 more horse power than 2005 Mercedes-Benz A. (101 HP @ 4000 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 2005 Mercedes-Benz A. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 405 kg more than 2005 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, 2003 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 115 more torque (in Nm) than 2005 Mercedes-Benz A. (150 Nm @ 4000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz A.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2005 Mercedes-Benz A | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | 166 | A |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 217 HP | 101 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 265 Nm | 150 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Top Speed | 236 km/hour | 175 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 11.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1550 kg | 1145 kg |
| Vehicle Length | 4730 mm | 3780 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1420 mm | 1600 mm |
| Wheelbase Size | 2600 mm | 2720 mm |
| Fuel Consumption Overall | 13 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 69 L | 54 L |
