2005 Opel Vectra vs. 2011 Alfa Romeo Giulietta
To start off, 2011 Alfa Romeo Giulietta is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 2,171 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2011 Alfa Romeo Giulietta (232 HP @ 5500 RPM) has 108 more horse power than 2005 Opel Vectra. (124 HP @ 3250 RPM) In normal driving conditions, 2011 Alfa Romeo Giulietta should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 205 kg more than 2011 Alfa Romeo Giulietta.
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, 2011 Alfa Romeo Giulietta (340 Nm @ 1900 RPM) has 60 more torque (in Nm) than 2005 Opel Vectra. (280 Nm @ 1500 RPM). This means 2011 Alfa Romeo Giulietta will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2005 Opel Vectra | 2011 Alfa Romeo Giulietta | |
| Make | Opel | Alfa Romeo |
| Model | Vectra | Giulietta |
| Year Released | 2005 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1742 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 124 HP | 232 HP |
| Engine RPM | 3250 RPM | 5500 RPM |
| Torque | 280 Nm | 340 Nm |
| Torque RPM | 1500 RPM | 1900 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 202 km/hour | 242 km/hour |
| Acceleration 0-100mph | 11.1 seconds | 6.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1355 kg |
| Vehicle Length | 4830 mm | 4351 mm |
| Vehicle Width | 1800 mm | 1798 mm |
| Vehicle Height | 1510 mm | 1465 mm |
| Wheelbase Size | 2840 mm | 2634 mm |
| Fuel Consumption Overall | 6.3 L/100km | 7.6 L/100km |
