2005 Alfa Romeo 166 vs. 2002 Opel Vectra
To start off, 2005 Alfa Romeo 166 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2002 Opel Vectra would be higher. At 3,179 cc (6 cylinders), 2005 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 166 (237 HP @ 6200 RPM) has 138 more horse power than 2002 Opel Vectra. (99 HP @ 4400 RPM). In normal driving conditions, 2005 Alfa Romeo 166 should accelerate faster than 2002 Opel Vectra.
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, 2005 Alfa Romeo 166 (289 Nm @ 4800 RPM) has 38 more torque (in Nm) than 2002 Opel Vectra. (251 Nm @ 1500 RPM). This means 2005 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Vectra.
Compare all specifications:
| 2005 Alfa Romeo 166 | 2002 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 166 | Vectra |
| Year Released | 2005 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 99 HP |
| Engine RPM | 6200 RPM | 4400 RPM |
| Torque | 289 Nm | 251 Nm |
| Torque RPM | 4800 RPM | 1500 RPM |
| Engine Bore Size | 93 mm | 84 mm |
| Engine Stroke Size | 78 mm | 90 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4730 mm | 4600 mm |
| Vehicle Width | 1810 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2710 mm |
| Fuel Tank Capacity | 72 L | 61 L |
