2009 Chevrolet Impala vs. 2003 Opel Vectra
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 Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 3,900 cc (6 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (234 HP @ 5600 RPM) has 58 more horse power than 2003 Opel Vectra. (176 HP @ 4000 RPM). In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2003 Opel Vectra.
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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 45 more torque (in Nm) than 2009 Chevrolet Impala. (325 Nm @ 4000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Impala. 2009 Chevrolet Impala has automatic transmission and 2003 Opel Vectra has manual transmission. 2003 Opel Vectra 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 | 2003 Opel Vectra | |
| Make | Chevrolet | Opel |
| Model | Impala | Vectra |
| Year Released | 2009 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3900 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 234 HP | 176 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 325 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 1900 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 5100 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1510 mm |
