2009 GMC Acadia vs. 2007 Opel Vectra
To start off, 2009 GMC Acadia is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2007 Opel Vectra would be higher. At 3,599 cc (6 cylinders), 2009 GMC Acadia is equipped with a bigger engine. In terms of performance, 2009 GMC Acadia (288 HP @ 6300 RPM) has 113 more horse power than 2007 Opel Vectra. (175 HP @ 4000 RPM). In normal driving conditions, 2009 GMC Acadia should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Acadia weights approximately 730 kg more than 2007 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 Opel Vectra (370 Nm @ 1900 RPM) has 4 more torque (in Nm) than 2009 GMC Acadia. (366 Nm @ 3400 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Acadia.
Compare all specifications:
| 2009 GMC Acadia | 2007 Opel Vectra | |
| Make | GMC | Opel |
| Model | Acadia | Vectra |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 288 HP | 175 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 366 Nm | 370 Nm |
| Torque RPM | 3400 RPM | 1900 RPM |
| Engine Compression Ratio | 11.3:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2435 kg | 1705 kg |
| Vehicle Length | 5100 mm | 4830 mm |
| Vehicle Width | 1990 mm | 1800 mm |
| Vehicle Height | 1780 mm | 1510 mm |
| Wheelbase Size | 3030 mm | 2840 mm |
| Fuel Consumption Overall | 12.4 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 83 L | 60 L |
