2006 Alfa Romeo 166 vs. 2003 Toyota Previa
To start off, 2006 Alfa Romeo 166 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Toyota Previa. In addition, the cost of maintenance, including insurance, on 2003 Toyota Previa would be higher. At 2,387 cc (5 cylinders), 2006 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 166 (174 HP @ 4000 RPM) has 17 more horse power than 2003 Toyota Previa. (157 HP @ 5400 RPM). In normal driving conditions, 2006 Alfa Romeo 166 should accelerate faster than 2003 Toyota Previa. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 166 weights approximately 90 kg more than 2003 Toyota Previa. 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, 2006 Alfa Romeo 166 (385 Nm @ 2000 RPM) has 164 more torque (in Nm) than 2003 Toyota Previa. (221 Nm @ 4000 RPM). This means 2006 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2003 Toyota Previa.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2003 Toyota Previa | |
| Make | Alfa Romeo | Toyota |
| Model | 166 | Previa |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2360 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 174 HP | 157 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 385 Nm | 221 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 88.5 mm |
| Engine Stroke Size | 90.4 mm | 96 mm |
| Engine Compression Ratio | 18.5:1 | 9.6:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Weight | 1615 kg | 1525 kg |
| Vehicle Length | 4730 mm | 4760 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1770 mm |
| Wheelbase Size | 2710 mm | 2900 mm |
