1999 Alfa Romeo 145 vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Alfa Romeo 145. In addition, the cost of maintenance, including insurance, on 1999 Alfa Romeo 145 would be higher. At 1,968 cc (4 cylinders), 1999 Alfa Romeo 145 is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 145 (153 HP @ 6400 RPM) has 4 more horse power than 2006 Opel Astra. (149 HP @ 4000 RPM). In normal driving conditions, 1999 Alfa Romeo 145 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 305 kg more than 1999 Alfa Romeo 145.
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 Opel Astra (320 Nm @ 2000 RPM) has 129 more torque (in Nm) than 1999 Alfa Romeo 145. (191 Nm @ 3500 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1999 Alfa Romeo 145.
Compare all specifications:
| 1999 Alfa Romeo 145 | 2006 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 145 | Astra |
| Year Released | 1999 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 149 HP |
| Engine RPM | 6400 RPM | 4000 RPM |
| Torque | 191 Nm | 320 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 82 mm |
| Engine Stroke Size | 91.1 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 17.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 211 km/hour | 213 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 10.2 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 | 1210 kg | 1515 kg |
| Vehicle Length | 4100 mm | 4480 mm |
| Vehicle Width | 1720 mm | 2030 mm |
| Vehicle Height | 1440 mm | 1420 mm |
| Wheelbase Size | 2600 mm | 2620 mm |
| Fuel Consumption Overall | 13.6 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 61 L | 52 L |
