2003 Opel Vectra vs. 2007 Chevrolet Cobalt
To start off, 2007 Chevrolet Cobalt is newer by 4 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 2,199 cc (4 cylinders), 2007 Chevrolet Cobalt is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Cobalt (148 HP @ 5600 RPM) has 23 more horse power than 2003 Opel Vectra. (125 HP @ 4000 RPM) In normal driving conditions, 2007 Chevrolet Cobalt should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 140 kg more than 2007 Chevrolet Cobalt.
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 (280 Nm @ 1500 RPM) has 74 more torque (in Nm) than 2007 Chevrolet Cobalt. (206 Nm @ 4200 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet Cobalt.
Compare all specifications:
| 2003 Opel Vectra | 2007 Chevrolet Cobalt | |
| Make | Opel | Chevrolet |
| Model | Vectra | Cobalt |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2169 cc | 2199 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 125 HP | 148 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 280 Nm | 206 Nm |
| Torque RPM | 1500 RPM | 4200 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1560 kg | 1420 kg |
| Vehicle Length | 4830 mm | 4590 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1510 mm | 1460 mm |
