2005 Opel Astra vs. 2010 Alfa Romeo 147
To start off, 2010 Alfa Romeo 147 is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 1,910 cc (4 cylinders), 2010 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2010 Alfa Romeo 147 (138 HP @ 4000 RPM) has 41 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM) In normal driving conditions, 2010 Alfa Romeo 147 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2010 Alfa Romeo 147 weights approximately 255 kg more than 2005 Opel Astra. 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, 2010 Alfa Romeo 147 (305 Nm @ 2000 RPM) has 163 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 2010 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2010 Alfa Romeo 147 | |
| Make | Opel | Alfa Romeo |
| Model | Astra | 147 |
| Year Released | 2005 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 97 HP | 138 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 142 Nm | 305 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Compression Ratio | 9.8:1 | 19.0:1 |
| Top Speed | 193 km/hour | 206 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 9.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1110 kg | 1365 kg |
| Wheelbase Size | 2700 mm | 2550 mm |
| Fuel Consumption Overall | 7.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 52 L | 60 L |
