2004 Opel Astra vs. 1981 Porsche 930
To start off, 2004 Opel Astra is newer by 23 year(s). Which means there will be less support and parts availability for 1981 Porsche 930. In addition, the cost of maintenance, including insurance, on 1981 Porsche 930 would be higher. At 3,297 cc (6 cylinders), 1981 Porsche 930 is equipped with a bigger engine. In terms of performance, 1981 Porsche 930 (296 HP @ 5500 RPM) has 148 more horse power than 2004 Opel Astra. (148 HP @ 4000 RPM) In normal driving conditions, 1981 Porsche 930 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1981 Porsche 930 weights approximately 20 kg more than 2004 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Porsche 930 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 1981 Porsche 930. However, in wet, icy, snow, or gravel driving conditions, 2004 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, 1981 Porsche 930 (431 Nm @ 4000 RPM) has 111 more torque (in Nm) than 2004 Opel Astra. (320 Nm @ 2000 RPM). This means 1981 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra.
Compare all specifications:
| 2004 Opel Astra | 1981 Porsche 930 | |
| Make | Opel | Porsche |
| Model | Astra | 930 |
| Year Released | 2004 | 1981 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 1998 cc | 3297 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 148 HP | 296 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 320 Nm | 431 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 97 mm |
| Engine Stroke Size | 90.4 mm | 74.4 mm |
| Engine Compression Ratio | 17.5:1 | 7.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1280 kg | 1300 kg |
| Vehicle Length | 4520 mm | 4300 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1320 mm |
| Wheelbase Size | 2620 mm | 2510 mm |
