2003 Alfa Romeo Spider vs. 2002 Opel Astra
To start off, 2003 Alfa Romeo Spider is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Opel Astra. In addition, the cost of maintenance, including insurance, on 2002 Opel Astra would be higher. At 1,970 cc (4 cylinders), 2003 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo Spider (149 HP @ 6300 RPM) has 60 more horse power than 2002 Opel Astra. (89 HP @ 6000 RPM). In normal driving conditions, 2003 Alfa Romeo Spider should accelerate faster than 2002 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo Spider weights approximately 221 kg more than 2002 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, 2003 Alfa Romeo Spider (181 Nm @ 3800 RPM) has 54 more torque (in Nm) than 2002 Opel Astra. (127 Nm @ 4000 RPM). This means 2003 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Astra.
Compare all specifications:
| 2003 Alfa Romeo Spider | 2002 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | Spider | Astra |
| Year Released | 2003 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 1389 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 149 HP | 89 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 181 Nm | 127 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 77.6 mm |
| Engine Stroke Size | 91 mm | 73.4 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1415 kg | 1194 kg |
| Vehicle Length | 4310 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1320 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
