2003 Alfa Romeo GT vs. 2003 Opel Vectra
To start off, both 2003 Alfa Romeo GT and 2003 Opel Vectra were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,179 cc (6 cylinders), 2003 Alfa Romeo GT is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo GT (237 HP @ 6200 RPM) has 61 more horse power than 2003 Opel Vectra. (176 HP @ 4000 RPM). In normal driving conditions, 2003 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 180 kg more than 2003 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 81 more torque (in Nm) than 2003 Alfa Romeo GT. (289 Nm @ 4800 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo GT.
Compare all specifications:
| 2003 Alfa Romeo GT | 2003 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | GT | Vectra |
| Year Released | 2003 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 176 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 289 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 1900 RPM |
| Engine Bore Size | 93 mm | 87.5 mm |
| Engine Stroke Size | 78 mm | 82 mm |
| Engine Compression Ratio | 10.5:1 | 18.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1410 kg | 1590 kg |
| Vehicle Height | 340 mm | 1510 mm |
