2007 Alfa Romeo 166 vs. 2009 Mazda 3
To start off, 2009 Mazda 3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 166 would be higher. At 3,179 cc (6 cylinders), 2007 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 166 (236 HP @ 6200 RPM) has 88 more horse power than 2009 Mazda 3. (148 HP @ 3500 RPM). In normal driving conditions, 2007 Alfa Romeo 166 should accelerate faster than 2009 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 166 weights approximately 77 kg more than 2009 Mazda 3. 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, 2009 Mazda 3 (360 Nm @ 1800 RPM) has 71 more torque (in Nm) than 2007 Alfa Romeo 166. (289 Nm @ 4800 RPM). This means 2009 Mazda 3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 166.
Compare all specifications:
| 2007 Alfa Romeo 166 | 2009 Mazda 3 | |
| Make | Alfa Romeo | Mazda |
| Model | 166 | 3 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2184 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 236 HP | 148 HP |
| Engine RPM | 6200 RPM | 3500 RPM |
| Torque | 289 Nm | 360 Nm |
| Torque RPM | 4800 RPM | 1800 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 78 mm | 94 mm |
| Engine Compression Ratio | 10.5:1 | 16.3:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 245 km/hour | 208 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 9.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1542 kg | 1465 kg |
| Vehicle Length | 4730 mm | 4590 mm |
| Vehicle Width | 1810 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1480 mm |
| Wheelbase Size | 2710 mm | 2650 mm |
| Fuel Consumption Overall | 12.5 L/100km | 5.4 L/100km |
| Fuel Tank Capacity | 69 L | 55 L |
