2003 Alfa Romeo 166 vs. 2007 Mazda MazdaSpeed3
To start off, 2007 Mazda MazdaSpeed3 is newer by 4 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 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Mazda MazdaSpeed3 (250 HP @ 3000 RPM) has 33 more horse power than 2003 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 2007 Mazda MazdaSpeed3 should accelerate faster than 2003 Alfa Romeo 166.
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, 2007 Mazda MazdaSpeed3 (380 Nm @ 3000 RPM) has 115 more torque (in Nm) than 2003 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 2007 Mazda MazdaSpeed3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166. 2003 Alfa Romeo 166 has automatic transmission and 2007 Mazda MazdaSpeed3 has manual transmission. 2007 Mazda MazdaSpeed3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2007 Mazda MazdaSpeed3 | |
| Make | Alfa Romeo | Mazda |
| Model | 166 | MazdaSpeed3 |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 250 HP |
| Engine RPM | 6300 RPM | 3000 RPM |
| Torque | 265 Nm | 380 Nm |
| Torque RPM | 5000 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 87.5 mm |
| Engine Stroke Size | 72.6 mm | 94 mm |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Width | 1810 mm | 1790 mm |
