2009 Mazda 6 vs. 1999 Alfa Romeo 166
To start off, 2009 Mazda 6 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 166 would be higher. At 2,489 cc (4 cylinders), 2009 Mazda 6 is equipped with a bigger engine. In terms of performance, 2009 Mazda 6 (171 HP @ 6000 RPM) has 35 more horse power than 1999 Alfa Romeo 166. (136 HP @ 4000 RPM). In normal driving conditions, 2009 Mazda 6 should accelerate faster than 1999 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 1999 Alfa Romeo 166 weights approximately 535 kg more than 2009 Mazda 6.
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, 1999 Alfa Romeo 166 (304 Nm @ 2000 RPM) has 78 more torque (in Nm) than 2009 Mazda 6. (226 Nm @ 4000 RPM). This means 1999 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda 6.
Compare all specifications:
| 2009 Mazda 6 | 1999 Alfa Romeo 166 | |
| Make | Mazda | Alfa Romeo |
| Model | 6 | 166 |
| Year Released | 2009 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2489 cc | 2387 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 171 HP | 136 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 226 Nm | 304 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Compression Ratio | 10.8:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 955 kg | 1490 kg |
| Vehicle Length | 4930 mm | 4730 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1480 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2600 mm |
| Fuel Tank Capacity | 70 L | 72 L |
