2005 Opel Astra vs. 1992 Porsche 928
To start off, 2005 Opel Astra is newer by 13 year(s). Which means there will be less support and parts availability for 1992 Porsche 928. In addition, the cost of maintenance, including insurance, on 1992 Porsche 928 would be higher. At 5,396 cc (8 cylinders), 1992 Porsche 928 is equipped with a bigger engine. In terms of performance, 1992 Porsche 928 (346 HP @ 5700 RPM) has 223 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM) In normal driving conditions, 1992 Porsche 928 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1992 Porsche 928 weights approximately 355 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1992 Porsche 928 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 1992 Porsche 928. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 1992 Porsche 928 (500 Nm @ 4250 RPM) has 330 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 1992 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 1992 Porsche 928 | |
| Make | Opel | Porsche |
| Model | Astra | 928 |
| Year Released | 2005 | 1992 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1795 cc | 5396 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 346 HP |
| Engine RPM | 5600 RPM | 5700 RPM |
| Torque | 170 Nm | 500 Nm |
| Torque RPM | 3800 RPM | 4250 RPM |
| Engine Bore Size | 80.5 mm | 100 mm |
| Engine Stroke Size | 88.2 mm | 85.9 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1265 kg | 1620 kg |
| Vehicle Length | 4300 mm | 4450 mm |
| Vehicle Width | 1760 mm | 1840 mm |
| Vehicle Height | 1440 mm | 1320 mm |
| Wheelbase Size | 2500 mm | 2510 mm |
| Fuel Tank Capacity | 52 L | 86 L |
