2005 Alfa Romeo 166 vs. 2011 Mazda 6
To start off, 2011 Mazda 6 is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 2005 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 166 (217 HP @ 6300 RPM) has 64 more horse power than 2011 Mazda 6. (153 HP @ 6200 RPM). In normal driving conditions, 2005 Alfa Romeo 166 should accelerate faster than 2011 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 166 weights approximately 150 kg more than 2011 Mazda 6. 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, 2005 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 72 more torque (in Nm) than 2011 Mazda 6. (193 Nm @ 4500 RPM). This means 2005 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mazda 6.
Compare all specifications:
| 2005 Alfa Romeo 166 | 2011 Mazda 6 | |
| Make | Alfa Romeo | Mazda |
| Model | 166 | 6 |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1999 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 153 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 265 Nm | 193 Nm |
| Torque RPM | 5000 RPM | 4500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 236 km/hour | 216 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 10.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | 5-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1435 kg |
| Vehicle Length | 4730 mm | 4755 mm |
| Vehicle Width | 1810 mm | 1795 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2789 mm |
| Fuel Tank Capacity | 72 L | 70 L |
