2009 Chevrolet Impala vs. 2003 Opel Astra
To start off, 2009 Chevrolet Impala is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 3,899 cc (6 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (233 HP @ 5600 RPM) has 88 more horse power than 2003 Opel Astra. (145 HP @ 5800 RPM). In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Impala weights approximately 251 kg more than 2003 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 (325 Nm @ 4000 RPM) has 122 more torque (in Nm) than 2003 Opel Astra. (203 Nm @ 4000 RPM). This means 2009 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2009 Chevrolet Impala | 2003 Opel Astra | |
| Make | Chevrolet | Opel |
| Model | Impala | Astra |
| Year Released | 2009 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3899 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 233 HP | 145 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 325 Nm | 203 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1549 kg | 1298 kg |
| Vehicle Length | 5100 mm | 4120 mm |
| Vehicle Width | 1860 mm | 1720 mm |
| Vehicle Height | 1500 mm | 1430 mm |
| Wheelbase Size | 2810 mm | 2500 mm |
| Fuel Consumption Highway | 8.7 L/100km | 6.5 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.6 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
