2004 Alfa Romeo 147 vs. 2002 Opel Astra
To start off, 2004 Alfa Romeo 147 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Opel Astra. In addition, the cost of maintenance, including insurance, on 2002 Opel Astra would be higher. At 1,998 cc (4 cylinders), 2002 Opel Astra is equipped with a bigger engine. In terms of performance, 2002 Opel Astra (187 HP @ 5400 RPM) has 83 more horse power than 2004 Alfa Romeo 147. (104 HP @ 5600 RPM) In normal driving conditions, 2002 Opel Astra should accelerate faster than 2004 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Astra weights approximately 130 kg more than 2004 Alfa Romeo 147. 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, 2002 Opel Astra (256 Nm @ 1950 RPM) has 109 more torque (in Nm) than 2004 Alfa Romeo 147. (147 Nm @ 4200 RPM). This means 2002 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 147.
Compare all specifications:
| 2004 Alfa Romeo 147 | 2002 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Astra |
| Year Released | 2004 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 187 HP |
| Engine RPM | 5600 RPM | 5400 RPM |
| Torque | 147 Nm | 256 Nm |
| Torque RPM | 4200 RPM | 1950 RPM |
| Engine Bore Size | 82 mm | 86 mm |
| Engine Stroke Size | 75.7 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1285 kg | 1415 kg |
| Vehicle Length | 4180 mm | 4280 mm |
| Vehicle Width | 1740 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1400 mm |
| Wheelbase Size | 2610 mm | 2620 mm |
