1971 Alfa Romeo Spider vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo Spider would be higher. At 1,962 cc (4 cylinders), 1971 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1971 Alfa Romeo Spider (131 HP @ 5500 RPM) has 26 more horse power than 2007 Opel Astra. (105 HP @ 6000 RPM). In normal driving conditions, 1971 Alfa Romeo Spider should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 225 kg more than 1971 Alfa Romeo Spider.
Because 1971 Alfa Romeo Spider is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1971 Alfa Romeo Spider. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 1971 Alfa Romeo Spider (190 Nm @ 3500 RPM) has 40 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 1971 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 1971 Alfa Romeo Spider | 2007 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | Spider | Astra |
| Year Released | 1971 | 2007 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1962 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 131 HP | 105 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 190 Nm | 150 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Engine Bore Size | 84 mm | 79 mm |
| Engine Stroke Size | 88.5 mm | 81.5 mm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1040 kg | 1265 kg |
| Vehicle Length | 4130 mm | 4300 mm |
| Vehicle Width | 1640 mm | 1760 mm |
| Vehicle Height | 1300 mm | 1440 mm |
| Wheelbase Size | 2260 mm | 2620 mm |
