2003 Alfa Romeo 166 vs. 2013 Mazda 3
To start off, 2013 Mazda 3 is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,387 cc (5 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2013 Mazda 3 (153 HP @ 6000 RPM) has 5 more horse power than 2003 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2013 Mazda 3 should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 164 kg more than 2013 Mazda 3.
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, 2003 Alfa Romeo 166 (300 Nm @ 1800 RPM) has 100 more torque (in Nm) than 2013 Mazda 3. (200 Nm @ 4100 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2013 Mazda 3.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2013 Mazda 3 | |
| Make | Alfa Romeo | Mazda |
| Model | 166 | 3 |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1998 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 153 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 200 Nm |
| Torque RPM | 1800 RPM | 4100 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 90.4 mm | 91 mm |
| Engine Compression Ratio | 18.5:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1542 kg | 1378 kg |
| Vehicle Length | 4730 mm | 4595 mm |
| Vehicle Width | 1810 mm | 1755 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2640 mm |
| Fuel Consumption | 6.1 L/100km | 6.9 L/100km |
| Fuel Consumption City | 9.9 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 69 L | 55 L |
