1999 Alfa Romeo 145 vs. 2001 Opel Astra
To start off, 2001 Opel Astra is newer by 2 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 1,389 cc (4 cylinders), 2001 Opel Astra is equipped with a bigger engine. In terms of performance, 1999 Alfa Romeo 145 (104 HP @ 6300 RPM) has 15 more horse power than 2001 Opel Astra. (89 HP @ 6000 RPM). In normal driving conditions, 1999 Alfa Romeo 145 should accelerate faster than 2001 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1999 Alfa Romeo 145 weights approximately 25 kg more than 2001 Opel Astra. 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, 2001 Opel Astra (127 Nm @ 4000 RPM) has 3 more torque (in Nm) than 1999 Alfa Romeo 145. (124 Nm @ 4600 RPM). This means 2001 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 | 2001 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 145 | Astra |
| Year Released | 1999 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1369 cc | 1389 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 89 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 124 Nm | 127 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 77.6 mm |
| Engine Stroke Size | 64.9 mm | 73.4 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1135 kg | 1110 kg |
| Vehicle Length | 4070 mm | 4260 mm |
| Vehicle Width | 1720 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2610 mm |
| Fuel Tank Capacity | 51 L | 52 L |
