2006 Alfa Romeo GT vs. 2003 Opel Vectra
To start off, 2006 Alfa Romeo GT is newer by 3 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 1,970 cc (4 cylinders), 2006 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo GT (163 HP @ 6400 RPM) has 43 more horse power than 2003 Opel Vectra. (120 HP @ 5400 RPM). In normal driving conditions, 2006 Alfa Romeo GT should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 75 kg more than 2006 Alfa Romeo GT.
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 Alfa Romeo GT (206 Nm @ 3250 RPM) has 39 more torque (in Nm) than 2003 Opel Vectra. (167 Nm @ 3800 RPM). This means 2006 Alfa Romeo GT will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2006 Alfa Romeo GT has manual transmission. 2006 Alfa Romeo GT will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo GT | 2003 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | GT | Vectra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1794 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 163 HP | 120 HP |
| Engine RPM | 6400 RPM | 5400 RPM |
| Torque | 206 Nm | 167 Nm |
| Torque RPM | 3250 RPM | 3800 RPM |
| Engine Bore Size | 83 mm | 80.5 mm |
| Engine Stroke Size | 91 mm | 88.2 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1395 kg | 1470 kg |
| Vehicle Length | 4500 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1370 mm | 1510 mm |
