2004 Alfa Romeo 147 vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 147 would be higher. At 2,260 cc (4 cylinders), 2007 Mazda 6 is equipped with a bigger engine. In terms of performance, 2007 Mazda 6 (157 HP @ 6500 RPM) has 9 more horse power than 2004 Alfa Romeo 147. (148 HP @ 6300 RPM) In normal driving conditions, 2007 Mazda 6 should accelerate faster than 2004 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mazda 6 weights approximately 131 kg more than 2004 Alfa Romeo 147. 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 Mazda 6 (209 Nm @ 4000 RPM) has 28 more torque (in Nm) than 2004 Alfa Romeo 147. (181 Nm @ 3800 RPM). This means 2007 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 147.
Compare all specifications:
| 2004 Alfa Romeo 147 | 2007 Mazda 6 | |
| Make | Alfa Romeo | Mazda |
| Model | 147 | 6 |
| Year Released | 2004 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1970 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 | 157 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 181 Nm | 209 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 83.1 mm | 87.5 mm |
| Engine Stroke Size | 91 mm | 94 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1381 kg |
| Vehicle Length | 4230 mm | 4750 mm |
| Vehicle Width | 1740 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2550 mm | 2680 mm |
| Fuel Consumption | 7 L/100km | 7.4 L/100km |
| Fuel Consumption City | 12.1 L/100km | 9.8 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 60 L | 68 L |
