2005 Chevrolet Impala vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Impala would be higher. At 3,786 cc (6 cylinders), 2005 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (238 HP @ 5600 RPM) has 38 more horse power than 2005 Chevrolet Impala. (200 HP @ 6000 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2005 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Impala weights approximately 121 kg more than 2006 Opel Astra.
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, 2006 Opel Astra (320 Nm) has 15 more torque (in Nm) than 2005 Chevrolet Impala. (305 Nm). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Impala.
Compare all specifications:
| 2005 Chevrolet Impala | 2006 Opel Astra | |
| Make | Chevrolet | Opel |
| Model | Impala | Astra |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3786 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 200 HP | 238 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 305 Nm | 320 Nm |
| Engine Bore Size | 97 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 9.4:1 | 8.8:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1514 kg | 1393 kg |
| Vehicle Length | 5090 mm | 4300 mm |
| Vehicle Width | 1860 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1410 mm |
| Wheelbase Size | 2810 mm | 2620 mm |
| Fuel Consumption Overall | 9.8 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
