2003 Opel Astra vs. 2010 Alfa Romeo Brera
To start off, 2010 Alfa Romeo Brera is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Opel Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 3,193 cc (6 cylinders), 2010 Alfa Romeo Brera is equipped with a bigger engine. In terms of performance, 2010 Alfa Romeo Brera (256 HP @ 6200 RPM) has 111 more horse power than 2003 Opel Astra. (145 HP @ 5800 RPM) In normal driving conditions, 2010 Alfa Romeo Brera should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Alfa Romeo Brera weights approximately 407 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Alfa Romeo Brera is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2010 Alfa Romeo Brera will offer significantly more control. 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, 2010 Alfa Romeo Brera (322 Nm @ 4500 RPM) has 119 more torque (in Nm) than 2003 Opel Astra. (203 Nm @ 4000 RPM). This means 2010 Alfa Romeo Brera will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2003 Opel Astra has automatic transmission and 2010 Alfa Romeo Brera has manual transmission. 2010 Alfa Romeo Brera will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Astra | 2010 Alfa Romeo Brera | |
| Make | Opel | Alfa Romeo |
| Model | Astra | Brera |
| Year Released | 2003 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 3193 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 256 HP |
| Engine RPM | 5800 RPM | 6200 RPM |
| Torque | 203 Nm | 322 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Top Speed | 208 km/hour | 240 km/hour |
| Acceleration 0-100mph | 10 seconds | 6.8 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1298 kg | 1705 kg |
| Vehicle Length | 4120 mm | 4420 mm |
| Vehicle Width | 1720 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2500 mm | 2530 mm |
| Fuel Consumption Overall | 8.4 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 52 L | 70 L |
