2009 Chevrolet Impala vs. 2003 Vauxhall 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 Vauxhall Vectra. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Vectra would be higher. At 3,500 cc (6 cylinders), 2009 Chevrolet Impala is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Impala (211 HP @ 5800 RPM) has 91 more horse power than 2003 Vauxhall Vectra. (120 HP @ 5400 RPM). In normal driving conditions, 2009 Chevrolet Impala should accelerate faster than 2003 Vauxhall Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Vauxhall Vectra weights approximately 401 kg more than 2009 Chevrolet Impala.
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 (291 Nm @ 4000 RPM) has 124 more torque (in Nm) than 2003 Vauxhall Vectra. (167 Nm @ 3800 RPM). This means 2009 Chevrolet Impala will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Vectra. 2009 Chevrolet Impala has automatic transmission and 2003 Vauxhall Vectra has manual transmission. 2003 Vauxhall 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 Vauxhall Vectra | |
| Make | Chevrolet | Vauxhall |
| Model | Impala | Vectra |
| Year Released | 2009 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3500 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 211 HP | 120 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 291 Nm | 167 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 1075 kg | 1476 kg |
| Vehicle Length | 5100 mm | 4830 mm |
| Vehicle Width | 1860 mm | 1800 mm |
| Vehicle Height | 1500 mm | 1510 mm |
