2004 Alfa Romeo 156 vs. 2010 Mazda 6
To start off, 2010 Mazda 6 is newer by 6 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 3,700 cc (6 cylinders), 2010 Mazda 6 is equipped with a bigger engine. In terms of performance, 2010 Mazda 6 (272 HP @ 6250 RPM) has 124 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2010 Mazda 6 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2010 Mazda 6 weights approximately 84 kg more than 2004 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2010 Mazda 6. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 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, 2010 Mazda 6 (364 Nm @ 4250 RPM) has 64 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2010 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156. 2010 Mazda 6 has automatic transmission and 2004 Alfa Romeo 156 has manual transmission. 2004 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Mazda 6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2010 Mazda 6 | |
| Make | Alfa Romeo | Mazda |
| Model | 156 | 6 |
| Year Released | 2004 | 2010 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 272 HP |
| Engine RPM | 4000 RPM | 6250 RPM |
| Torque | 300 Nm | 364 Nm |
| Torque RPM | 2000 RPM | 4250 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1609 kg |
| Vehicle Width | 1750 mm | 1839 mm |
| Vehicle Height | 1460 mm | 1471 mm |
| Wheelbase Size | 2600 mm | 2789 mm |
| Fuel Tank Capacity | 63 L | 70 L |
