2005 Buick Rainier vs. 2011 Opel Astra
To start off, 2011 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2005 Buick Rainier would be higher. At 4,195 cc (6 cylinders), 2005 Buick Rainier is equipped with a bigger engine. In terms of performance, 2005 Buick Rainier (272 HP @ 6000 RPM) has 134 more horse power than 2011 Opel Astra. (138 HP @ 5600 RPM). In normal driving conditions, 2005 Buick Rainier should accelerate faster than 2011 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Buick Rainier weights approximately 817 kg more than 2011 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2011 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 Buick Rainier 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, 2005 Buick Rainier (373 Nm @ 3600 RPM) has 198 more torque (in Nm) than 2011 Opel Astra. (175 Nm @ 3800 RPM). This means 2005 Buick Rainier will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Astra. 2005 Buick Rainier has automatic transmission and 2011 Opel Astra has manual transmission. 2011 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Buick Rainier will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Buick Rainier | 2011 Opel Astra | |
| Make | Buick | Opel |
| Model | Rainier | Astra |
| Year Released | 2005 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 1795 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 272 HP | 138 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 373 Nm | 175 Nm |
| Torque RPM | 3600 RPM | 3800 RPM |
| Engine Bore Size | 93 mm | 80.5 mm |
| Engine Stroke Size | 102 mm | 88.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2095 kg | 1278 kg |
| Vehicle Length | 4920 mm | 4260 mm |
| Vehicle Width | 1920 mm | 1760 mm |
| Vehicle Height | 1900 mm | 1470 mm |
| Wheelbase Size | 2780 mm | 2620 mm |
| Fuel Consumption Overall | 11.8 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 83 L | 52 L |
