1998 Alfa Romeo 166 vs. 2003 Mazda 6
To start off, 2003 Mazda 6 is newer by 5 year(s). Which means there will be less support and parts availability for 1998 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 1998 Alfa Romeo 166 would be higher. At 2,959 cc (6 cylinders), 1998 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 1998 Alfa Romeo 166 (226 HP @ 6200 RPM) has 88 more horse power than 2003 Mazda 6. (138 HP @ 6000 RPM). In normal driving conditions, 1998 Alfa Romeo 166 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 1998 Alfa Romeo 166 weights approximately 190 kg more than 2003 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, 1998 Alfa Romeo 166 (275 Nm @ 5000 RPM) has 94 more torque (in Nm) than 2003 Mazda 6. (181 Nm @ 4500 RPM). This means 1998 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 6.
Compare all specifications:
| 1998 Alfa Romeo 166 | 2003 Mazda 6 | |
| Make | Alfa Romeo | Mazda |
| Model | 166 | 6 |
| Year Released | 1998 | 2003 |
| 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 | 226 HP | 138 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 275 Nm | 181 Nm |
| Torque RPM | 5000 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 87.5 mm |
| Engine Stroke Size | 72.6 mm | 83.1 mm |
| Engine Compression Ratio | 10.0:1 | 11.0:1 |
| Top Speed | 243 km/hour | 208 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 9.7 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 | 1510 kg | 1320 kg |
| Vehicle Length | 4730 mm | 4690 mm |
| Vehicle Width | 1820 mm | 1790 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
| Fuel Tank Capacity | 72 L | 64 L |
