2004 Opel Astra vs. 2001 Alfa Romeo 146
To start off, 2004 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 146. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 146 would be higher. At 1,746 cc (4 cylinders), 2001 Alfa Romeo 146 is equipped with a bigger engine. In terms of performance, 2001 Alfa Romeo 146 (142 HP @ 6500 RPM) has 39 more horse power than 2004 Opel Astra. (103 HP @ 4400 RPM) In normal driving conditions, 2001 Alfa Romeo 146 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 200 kg more than 2001 Alfa Romeo 146.
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 (231 Nm @ 2300 RPM) has 62 more torque (in Nm) than 2001 Alfa Romeo 146. (169 Nm @ 3500 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 146.
Compare all specifications:
| 2004 Opel Astra | 2001 Alfa Romeo 146 | |
| Make | Opel | Alfa Romeo |
| Model | Astra | 146 |
| Year Released | 2004 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1686 cc | 1746 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 103 HP | 142 HP |
| Engine RPM | 4400 RPM | 6500 RPM |
| Torque | 231 Nm | 169 Nm |
| Torque RPM | 2300 RPM | 3500 RPM |
| Engine Bore Size | 79 mm | 82 mm |
| Engine Stroke Size | 86 mm | 82.8 mm |
| Top Speed | 180 km/hour | 209 km/hour |
| Acceleration 0-100mph | 12.5 seconds | 9.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1415 kg | 1215 kg |
| Vehicle Length | 4520 mm | 4240 mm |
| Vehicle Width | 1800 mm | 1720 mm |
| Vehicle Height | 1510 mm | 1430 mm |
| Wheelbase Size | 2840 mm | 2550 mm |
| Fuel Consumption | 4.1 L/100km | 6.6 L/100km |
| Fuel Consumption City | 6.3 L/100km | 8.4 L/100km |
| Fuel Consumption Overall | 4.9 L/100km | 12.6 L/100km |
| Fuel Tank Capacity | 50 L | 61 L |
