2007 Alfa Romeo 166 vs. 2007 Opel Vectra
To start off, both 2007 Alfa Romeo 166 and 2007 Opel Vectra were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,959 cc (6 cylinders), 2007 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 166 (217 HP @ 6300 RPM) has 44 more horse power than 2007 Opel Vectra. (173 HP @ 5500 RPM). In normal driving conditions, 2007 Alfa Romeo 166 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 31 kg more than 2007 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, both vehicles can yield 265 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 2007 Alfa Romeo 166 has automatic transmission and 2007 Opel Vectra has manual transmission. 2007 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Alfa Romeo 166 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alfa Romeo 166 | 2007 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 166 | Vectra |
| Year Released | 2007 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 173 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 265 Nm | 265 Nm |
| Torque RPM | 5000 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 72.6 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 236 km/hour | 222 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1554 kg | 1585 kg |
| Vehicle Length | 4730 mm | 4830 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1510 mm |
| Wheelbase Size | 2710 mm | 2840 mm |
| Fuel Consumption Overall | 13 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 69 L | 60 L |
