2005 Alfa Romeo 147 vs. 2007 Mazda MazdaSpeed3
To start off, 2007 Mazda MazdaSpeed3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 2,260 cc (4 cylinders), 2007 Mazda MazdaSpeed3 is equipped with a bigger engine. In terms of performance, 2007 Mazda MazdaSpeed3 (263 HP @ 5500 RPM) has 115 more horse power than 2005 Alfa Romeo 147. (148 HP @ 6300 RPM) In normal driving conditions, 2007 Mazda MazdaSpeed3 should accelerate faster than 2005 Alfa Romeo 147.
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 Mazda MazdaSpeed3 (381 Nm @ 3000 RPM) has 200 more torque (in Nm) than 2005 Alfa Romeo 147. (181 Nm @ 3800 RPM). This means 2007 Mazda MazdaSpeed3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2007 Mazda MazdaSpeed3 | |
| Make | Alfa Romeo | Mazda |
| Model | 147 | MazdaSpeed3 |
| Year Released | 2005 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 2260 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 263 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 181 Nm | 381 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 87.5 mm |
| Engine Stroke Size | 91 mm | 94 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Length | 4180 mm | 4500 mm |
| Vehicle Width | 1740 mm | 1770 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2650 mm |
| Fuel Consumption Overall | 8.9 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 60 L | 55 L |
