2005 Opel Astra vs. 1994 Porsche 928
To start off, 2005 Opel Astra is newer by 11 year(s). Which means there will be less support and parts availability for 1994 Porsche 928. In addition, the cost of maintenance, including insurance, on 1994 Porsche 928 would be higher. At 4,664 cc (8 cylinders), 1994 Porsche 928 is equipped with a bigger engine. In terms of performance, 1994 Porsche 928 (306 HP @ 5900 RPM) has 109 more horse power than 2005 Opel Astra. (197 HP @ 5600 RPM) In normal driving conditions, 1994 Porsche 928 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1994 Porsche 928 weights approximately 40 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.
Let's talk about torque, 1994 Porsche 928 (409 Nm @ 4100 RPM) has 159 more torque (in Nm) than 2005 Opel Astra. (250 Nm @ 1950 RPM). This means 1994 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 | 1994 Porsche 928 | |
| Make | Opel | Porsche |
| Model | Astra | 928 |
| Year Released | 2005 | 1994 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 306 HP |
| Engine RPM | 5600 RPM | 5900 RPM |
| Torque | 250 Nm | 409 Nm |
| Torque RPM | 1950 RPM | 4100 RPM |
| Engine Bore Size | 86 mm | 97 mm |
| Engine Stroke Size | 86 mm | 78.9 mm |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1530 kg |
| Vehicle Length | 4270 mm | 4450 mm |
| Vehicle Width | 1720 mm | 1840 mm |
| Vehicle Height | 1400 mm | 1290 mm |
| Wheelbase Size | 2640 mm | 2510 mm |
| Fuel Tank Capacity | 52 L | 76 L |
