2005 Opel Vectra vs. 1992 Porsche 928
To start off, 2005 Opel Vectra 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 4,664 cc (8 cylinders), 1992 Porsche 928 is equipped with a bigger engine. In terms of performance, 1992 Porsche 928 (306 HP @ 5900 RPM) has 183 more horse power than 2005 Opel Vectra. (123 HP @ 5600 RPM) In normal driving conditions, 1992 Porsche 928 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1992 Porsche 928 weights approximately 170 kg more than 2005 Opel Vectra. 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 Vectra, 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 (408 Nm @ 4100 RPM) has 243 more torque (in Nm) than 2005 Opel Vectra. (165 Nm @ 3800 RPM). This means 1992 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2005 Opel Vectra | 1992 Porsche 928 | |
| Make | Opel | Porsche |
| Model | Vectra | 928 |
| Year Released | 2005 | 1992 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1794 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 306 HP |
| Engine RPM | 5600 RPM | 5900 RPM |
| Torque | 165 Nm | 408 Nm |
| Torque RPM | 3800 RPM | 4100 RPM |
| Engine Bore Size | 80.5 mm | 97 mm |
| Engine Stroke Size | 88.2 mm | 78.9 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1530 kg |
| Vehicle Length | 4500 mm | 4450 mm |
| Vehicle Width | 1710 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1290 mm |
| Wheelbase Size | 2640 mm | 2510 mm |
| Fuel Tank Capacity | 60 L | 76 L |
