1999 Opel Omega vs. 1992 Porsche 928
To start off, 1999 Opel Omega is newer by 7 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 172 more horse power than 1999 Opel Omega. (134 HP @ 5600 RPM) In normal driving conditions, 1992 Porsche 928 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 100 kg more than 1992 Porsche 928.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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 223 more torque (in Nm) than 1999 Opel Omega. (185 Nm @ 4000 RPM). This means 1992 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 1999 Opel Omega | 1992 Porsche 928 | |
| Make | Opel | Porsche |
| Model | Omega | 928 |
| Year Released | 1999 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 306 HP |
| Engine RPM | 5600 RPM | 5900 RPM |
| Torque | 185 Nm | 408 Nm |
| Torque RPM | 4000 RPM | 4100 RPM |
| Engine Bore Size | 86 mm | 97 mm |
| Engine Stroke Size | 86 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1630 kg | 1530 kg |
| Vehicle Length | 4900 mm | 4450 mm |
| Vehicle Width | 1790 mm | 1840 mm |
| Vehicle Height | 1510 mm | 1290 mm |
| Wheelbase Size | 2740 mm | 2510 mm |
