1999 Alfa Romeo 145 vs. 2003 Opel Astra
To start off, 2003 Opel Astra is newer by 4 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 1,998 cc (4 cylinders), 2003 Opel Astra is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 145 (153 HP @ 6400 RPM) has 71 more horse power than 2003 Opel Astra. (82 HP @ 4400 RPM). In normal driving conditions, 1999 Alfa Romeo 145 should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 143 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, 1999 Alfa Romeo 145 (187 Nm @ 3500 RPM) has 2 more torque (in Nm) than 2003 Opel Astra. (185 Nm @ 1500 RPM). This means 1999 Alfa Romeo 145 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2003 Opel Astra has automatic transmission and 1999 Alfa Romeo 145 has manual transmission. 1999 Alfa Romeo 145 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:
| 1999 Alfa Romeo 145 | 2003 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 145 | Astra |
| Year Released | 1999 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 82 HP |
| Engine RPM | 6400 RPM | 4400 RPM |
| Torque | 187 Nm | 185 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 83 mm | 84 mm |
| Engine Stroke Size | 91.1 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Top Speed | 211 km/hour | 170 km/hour |
| Acceleration 0-100mph | 8.3 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 | 1242 kg | 1385 kg |
| Vehicle Length | 4070 mm | 4260 mm |
| Vehicle Width | 1720 mm | 1700 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2620 mm |
| Fuel Tank Capacity | 61 L | 52 L |
