1996 Opel Vectra vs. 1994 Porsche 928
To start off, 1996 Opel Vectra is newer by 2 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 192 more horse power than 1996 Opel Vectra. (114 HP @ 5400 RPM) In normal driving conditions, 1994 Porsche 928 should accelerate faster than 1996 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1994 Porsche 928 weights approximately 264 kg more than 1996 Opel Vectra. 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 239 more torque (in Nm) than 1996 Opel Vectra. (170 Nm @ 3600 RPM). This means 1994 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1996 Opel Vectra.
Compare all specifications:
| 1996 Opel Vectra | 1994 Porsche 928 | |
| Make | Opel | Porsche |
| Model | Vectra | 928 |
| Year Released | 1996 | 1994 |
| Engine Position | Front | Front |
| Engine Size | 1799 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 306 HP |
| Engine RPM | 5400 RPM | 5900 RPM |
| Torque | 170 Nm | 409 Nm |
| Torque RPM | 3600 RPM | 4100 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1266 kg | 1530 kg |
| Vehicle Length | 4480 mm | 4450 mm |
| Vehicle Width | 1710 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1290 mm |
