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 3,179 cc (6 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 156 (238 HP @ 6200 RPM) has 78 more horse power than 2004 Mazda 6. (160 HP @ 6500 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 117 kg more than 2005 Alfa Romeo 156.
Because 2004 Mazda 6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2004 Mazda 6 will offer significantly more control. 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, 2005 Alfa Romeo 156 (289 Nm @ 4800 RPM) has 84 more torque (in Nm) than 2004 Mazda 6. (205 Nm @ 4000 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mazda 6. 2004 Mazda 6 has automatic transmission and 2005 Alfa Romeo 156 has manual transmission. 2005 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mazda 6 will be easier to drive especially in heavy traffic.
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 | 3179 cc | 2261 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 160 HP |
| Engine RPM | 6200 RPM | 6500 RPM |
| Torque | 289 Nm | 205 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 87.5 mm |
| Engine Stroke Size | 78 mm | 94 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 190 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 12.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1488 kg | 1605 kg |
| Vehicle Length | 4310 mm | 4710 mm |
| Vehicle Width | 1750 mm | 1790 mm |
| Vehicle Height | 1330 mm | 1500 mm |
| Wheelbase Size | 2600 mm | 2630 mm |
| Fuel Consumption Overall | 12.3 L/100km | 11 L/100km |
| Fuel Tank Capacity | 63 L | 62 L |
