2005 Alfa Romeo 156 vs. 2004 Mazda 6
To start off, 2005 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Mazda 6. In addition, the cost of maintenance, including insurance, on 2004 Mazda 6 would be higher. At 2,387 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (190 HP @ 6300 RPM) has 60 more horse power than 2004 Mazda 6. (130 HP @ 3500 RPM). In normal driving conditions, 2005 Alfa Romeo 156 should accelerate faster than 2004 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda 6 weights approximately 15 kg more than 2005 Alfa Romeo 156.
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, 2004 Mazda 6 (310 Nm @ 2000 RPM) has 92 more torque (in Nm) than 2005 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2004 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2004 Mazda 6 | |
| Make | Alfa Romeo | Mazda |
| Model | 156 | 6 |
| Year Released | 2005 | 2004 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 130 HP |
| Engine RPM | 6300 RPM | 3500 RPM |
| Torque | 218 Nm | 310 Nm |
| Torque RPM | 5000 RPM | 2000 RPM |
| Engine Bore Size | 88 mm | 86.1 mm |
| Engine Stroke Size | 68.3 mm | 86 mm |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 7.3 seconds | 10.6 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1485 kg |
| Vehicle Length | 4450 mm | 4690 mm |
| Vehicle Width | 1750 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2600 mm | 2680 mm |
| Fuel Consumption Overall | 11.9 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
