2007 Alfa Romeo 166 vs. 2001 Opel Vectra
To start off, 2007 Alfa Romeo 166 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2001 Opel Vectra would be higher. At 3,179 cc (6 cylinders), 2007 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 166 (237 HP @ 6200 RPM) has 114 more horse power than 2001 Opel Vectra. (123 HP @ 4000 RPM). In normal driving conditions, 2007 Alfa Romeo 166 should accelerate faster than 2001 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 166 weights approximately 87 kg more than 2001 Opel Vectra. 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, 2007 Alfa Romeo 166 (289 Nm @ 4800 RPM) has 9 more torque (in Nm) than 2001 Opel Vectra. (280 Nm @ 1500 RPM). This means 2007 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Vectra.
Compare all specifications:
| 2007 Alfa Romeo 166 | 2001 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 166 | Vectra |
| Year Released | 2007 | 2001 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2172 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 237 HP | 123 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 289 Nm | 280 Nm |
| Torque RPM | 4800 RPM | 1500 RPM |
| Engine Bore Size | 93.1 mm | 84 mm |
| Engine Stroke Size | 78 mm | 98 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Acceleration 0-100mph | 7.4 seconds | 12.1 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1615 kg | 1528 kg |
| Vehicle Length | 4730 mm | 4500 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2840 mm |
| Fuel Consumption Overall | 12.5 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 69 L | 61 L |
