1995 Porsche 928 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 8 year(s). Which means there will be less support and parts availability for 1995 Porsche 928. In addition, the cost of maintenance, including insurance, on 1995 Porsche 928 would be higher. At 4,664 cc (8 cylinders), 1995 Porsche 928 is equipped with a bigger engine. In terms of performance, 1995 Porsche 928 (306 HP @ 5900 RPM) has 133 more horse power than 2003 Opel Vectra. (173 HP @ 4000 RPM). In normal driving conditions, 1995 Porsche 928 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 75 kg more than 1995 Porsche 928.
Because 1995 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 1995 Porsche 928. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 1995 Porsche 928 (408 Nm @ 4100 RPM) has 38 more torque (in Nm) than 2003 Opel Vectra. (370 Nm @ 1900 RPM). This means 1995 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 1995 Porsche 928 | 2003 Opel Vectra | |
| Make | Porsche | Opel |
| Model | 928 | Vectra |
| Year Released | 1995 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4664 cc | 2957 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 306 HP | 173 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 408 Nm | 370 Nm |
| Torque RPM | 4100 RPM | 1900 RPM |
| Engine Bore Size | 97 mm | 87.5 mm |
| Engine Stroke Size | 78.9 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1605 kg |
| Vehicle Length | 4450 mm | 4600 mm |
| Vehicle Width | 1840 mm | 1770 mm |
| Vehicle Height | 1290 mm | 1470 mm |
| Wheelbase Size | 2510 mm | 2740 mm |
| Fuel Tank Capacity | 76 L | 60 L |
