2007 Alfa Romeo Brera vs. 2005 Opel Vectra
To start off, 2007 Alfa Romeo Brera is newer by 2 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 2,197 cc (4 cylinders), 2007 Alfa Romeo Brera is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo Brera (182 HP @ 6500 RPM) has 59 more horse power than 2005 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2007 Alfa Romeo Brera should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo Brera weights approximately 185 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Alfa Romeo Brera (230 Nm @ 4500 RPM) has 65 more torque (in Nm) than 2005 Opel Vectra. (165 Nm @ 3800 RPM). This means 2007 Alfa Romeo Brera will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra. 2005 Opel Vectra has automatic transmission and 2007 Alfa Romeo Brera has manual transmission. 2007 Alfa Romeo Brera will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Alfa Romeo Brera | 2005 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | Brera | Vectra |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 1794 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 182 HP | 123 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 230 Nm | 165 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 86 mm | 80.5 mm |
| Engine Stroke Size | 94.6 mm | 88.2 mm |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Top Speed | 222 km/hour | 200 km/hour |
| Acceleration 0-100mph | 8.6 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1545 kg | 1360 kg |
| Vehicle Length | 4420 mm | 4500 mm |
| Vehicle Width | 1840 mm | 1710 mm |
| Vehicle Height | 1350 mm | 1430 mm |
| Wheelbase Size | 2530 mm | 2640 mm |
| Fuel Tank Capacity | 70 L | 60 L |
