2003 Alfa Romeo 156 vs. 2007 Mazda 3
To start off, 2007 Mazda 3 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 1,999 cc (4 cylinders), 2007 Mazda 3 is equipped with a bigger engine. In terms of performance, 2007 Mazda 3 (148 HP @ 6000 RPM) has 10 more horse power than 2003 Alfa Romeo 156. (138 HP @ 4000 RPM) In normal driving conditions, 2007 Mazda 3 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 195 kg more than 2007 Mazda 3.
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 156 (306 Nm @ 2000 RPM) has 118 more torque (in Nm) than 2007 Mazda 3. (188 Nm @ 4500 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 3.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2007 Mazda 3 | |
| Make | Alfa Romeo | Mazda |
| Model | 156 | 3 |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1999 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 148 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 306 Nm | 188 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 90.4 mm | 83.1 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 209 km/hour | 208 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1430 kg | 1235 kg |
| Vehicle Length | 4450 mm | 4500 mm |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2650 mm |
| Fuel Consumption Overall | 6.1 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 63 L | 55 L |
