2009 GMC Acadia vs. 2005 Opel Vectra
To start off, 2009 GMC Acadia is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 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 140 more horse power than 2005 Opel Vectra. (148 HP @ 4000 RPM). In normal driving conditions, 2009 GMC Acadia should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Acadia weights approximately 1413 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Acadia is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 GMC Acadia will offer significantly more control. 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, 2009 GMC Acadia (366 Nm @ 3400 RPM) has 45 more torque (in Nm) than 2005 Opel Vectra. (321 Nm @ 2000 RPM). This means 2009 GMC Acadia will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra. 2009 GMC Acadia has automatic transmission and 2005 Opel Vectra has manual transmission. 2005 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 GMC Acadia will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 GMC Acadia | 2005 Opel Vectra | |
| Make | GMC | Opel |
| Model | Acadia | Vectra |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 1909 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 288 HP | 148 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 366 Nm | 321 Nm |
| Torque RPM | 3400 RPM | 2000 RPM |
| Engine Compression Ratio | 11.3:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 8 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2613 kg | 1200 kg |
| Vehicle Length | 5100 mm | 4600 mm |
| Vehicle Width | 1990 mm | 1800 mm |
| Vehicle Height | 1780 mm | 1470 mm |
| Wheelbase Size | 3030 mm | 2640 mm |
| Fuel Consumption Overall | 12.4 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 83 L | 61 L |
