2005 Alfa Romeo 147 vs. 2011 Opel Astra
To start off, 2011 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 3,179 cc (6 cylinders), 2005 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2005 Alfa Romeo 147 (240 HP @ 6200 RPM) has 43 more horse power than 2011 Opel Astra. (197 HP @ 5400 RPM). In normal driving conditions, 2005 Alfa Romeo 147 should accelerate faster than 2011 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 147 weights approximately 99 kg more than 2011 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, 2005 Alfa Romeo 147 (289 Nm @ 4800 RPM) has 27 more torque (in Nm) than 2011 Opel Astra. (262 Nm @ 4200 RPM). This means 2005 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2011 Opel Astra.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2011 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Astra |
| Year Released | 2005 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 197 HP |
| Engine RPM | 6200 RPM | 5400 RPM |
| Torque | 289 Nm | 262 Nm |
| Torque RPM | 4800 RPM | 4200 RPM |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.2 seconds | 8.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1485 kg | 1386 kg |
| Vehicle Length | 4220 mm | 4480 mm |
| Vehicle Width | 1770 mm | 2030 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
| Fuel Consumption Overall | 12.3 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
