2006 Alfa Romeo 147 vs. 2003 Opel Astra
To start off, 2006 Alfa Romeo 147 is newer by 3 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 1,998 cc (4 cylinders), 2003 Opel Astra is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 147 (118 HP @ 4000 RPM) has 36 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM). In normal driving conditions, 2006 Alfa Romeo 147 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 113 kg more than 2006 Alfa Romeo 147.
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, 2006 Alfa Romeo 147 (280 Nm @ 2000 RPM) has 95 more torque (in Nm) than 2003 Opel Astra. (185 Nm @ 1500 RPM). This means 2006 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2003 Opel Astra has automatic transmission and 2006 Alfa Romeo 147 has manual transmission. 2006 Alfa Romeo 147 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:
| 2006 Alfa Romeo 147 | 2003 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Astra |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 118 HP | 82 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 280 Nm | 185 Nm |
| Torque RPM | 2000 RPM | 1500 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 90.4 mm | 90 mm |
| Engine Compression Ratio | 18.5:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 193 km/hour | 170 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 15.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1272 kg | 1385 kg |
| Vehicle Length | 4230 mm | 4260 mm |
| Vehicle Width | 1740 mm | 1700 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 52 L |
