2004 Alfa Romeo 147 vs. 2004 Opel Astra
To start off, both 2004 Alfa Romeo 147 and 2004 Opel Astra were released in the same year (2004). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,994 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (197 HP @ 5400 RPM) has 49 more horse power than 2004 Alfa Romeo 147. (148 HP @ 6300 RPM) In normal driving conditions, 2004 Opel Astra should accelerate faster than 2004 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 61 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, 2004 Opel Astra (262 Nm @ 4200 RPM) has 81 more torque (in Nm) than 2004 Alfa Romeo 147. (181 Nm @ 3800 RPM). This means 2004 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 | 2004 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 147 | Astra |
| Year Released | 2004 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 197 HP |
| Engine RPM | 6300 RPM | 5400 RPM |
| Torque | 181 Nm | 262 Nm |
| Torque RPM | 3800 RPM | 4200 RPM |
| Engine Bore Size | 83 mm | 86 mm |
| Engine Stroke Size | 91 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 8.8:1 |
| Top Speed | 208 km/hour | 230 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1325 kg | 1386 kg |
| Vehicle Length | 4180 mm | 4260 mm |
| Vehicle Width | 1740 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2740 mm |
| Fuel Consumption Overall | 8.9 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
