2007 Alfa Romeo Brera vs. 2006 Opel Astra
To start off, 2007 Alfa Romeo Brera is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 2,386 cc (5 cylinders), 2007 Alfa Romeo Brera is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (238 HP @ 5600 RPM) has 41 more horse power than 2007 Alfa Romeo Brera. (197 HP @ 4000 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 2007 Alfa Romeo Brera. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo Brera weights approximately 282 kg more than 2006 Opel Astra.
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 (400 Nm @ 2000 RPM) has 80 more torque (in Nm) than 2006 Opel Astra. (320 Nm @ 2400 RPM). This means 2007 Alfa Romeo Brera will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2007 Alfa Romeo Brera | 2006 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | Brera | Astra |
| Year Released | 2007 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2386 cc | 1998 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 238 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 400 Nm | 320 Nm |
| Torque RPM | 2000 RPM | 2400 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 90.4 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 8.8:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 228 km/hour | 244 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 6.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1675 kg | 1393 kg |
| Vehicle Length | 4440 mm | 4300 mm |
| Vehicle Width | 1840 mm | 1760 mm |
| Vehicle Height | 1350 mm | 1410 mm |
| Wheelbase Size | 2530 mm | 2620 mm |
| Fuel Consumption Overall | 6.8 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 52 L |
