2009 Chevrolet Impala vs. 2006 Opel Astra
To start off, 2009 Chevrolet Impala is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 5,670 cc (8 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (303 HP @ 5600 RPM) has 204 more horse power than 2006 Opel Astra. (99 HP @ 3500 RPM). In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Impala weights approximately 706 kg more than 2006 Opel Astra. 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, 2009 Chevrolet Impala (438 Nm @ 4000 RPM) has 178 more torque (in Nm) than 2006 Opel Astra. (260 Nm @ 1700 RPM). This means 2009 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra. 2009 Chevrolet Impala has automatic transmission and 2006 Opel Astra has manual transmission. 2006 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Chevrolet Impala | 2006 Opel Astra | |
| Make | Chevrolet | Opel |
| Model | Impala | Astra |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5670 cc | 1910 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 303 HP | 99 HP |
| Engine RPM | 5600 RPM | 3500 RPM |
| Torque | 438 Nm | 260 Nm |
| Torque RPM | 4000 RPM | 1700 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2141 kg | 1435 kg |
| Vehicle Length | 5100 mm | 4520 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1510 mm |
| Wheelbase Size | 2810 mm | 2710 mm |
| Fuel Consumption Overall | 12.4 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
