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 2,261 cc (4 cylinders), 2004 Mazda 6 is equipped with a bigger engine. In terms of performance, 2004 Mazda 6 (256 HP @ 6000 RPM) has 83 more horse power than 2005 Alfa Romeo 156. (173 HP @ 4000 RPM) In normal driving conditions, 2004 Mazda 6 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 220 kg more than 2004 Mazda 6.
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, 2004 Mazda 6 (380 Nm @ 3000 RPM) has 193 more torque (in Nm) than 2005 Alfa Romeo 156. (187 Nm @ 3500 RPM). This means 2004 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156. 2005 Alfa Romeo 156 has automatic transmission and 2004 Mazda 6 has manual transmission. 2004 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Alfa Romeo 156 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 | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2261 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 256 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 187 Nm | 380 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1250 kg | 1030 kg |
| Wheelbase Size | 2710 mm | 2680 mm |
