1998 BMW 845 vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 1 year(s). Which means there will be less support and parts availability for 1998 BMW 845. In addition, the cost of maintenance, including insurance, on 1998 BMW 845 would be higher. At 4,398 cc (8 cylinders), 1998 BMW 845 is equipped with a bigger engine. In terms of performance, 1998 BMW 845 (282 HP @ 5700 RPM) has 148 more horse power than 1999 Opel Omega. (134 HP @ 5600 RPM). In normal driving conditions, 1998 BMW 845 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 845 weights approximately 120 kg more than 1999 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1998 BMW 845 (420 Nm @ 3900 RPM) has 235 more torque (in Nm) than 1999 Opel Omega. (185 Nm @ 4000 RPM). This means 1998 BMW 845 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 1998 BMW 845 | 1999 Opel Omega | |
| Make | BMW | Opel |
| Model | 845 | Omega |
| Year Released | 1998 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1998 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 282 HP | 134 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 420 Nm | 185 Nm |
| Torque RPM | 3900 RPM | 4000 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1750 kg | 1630 kg |
| Vehicle Length | 4790 mm | 4900 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1350 mm | 1510 mm |
| Wheelbase Size | 2690 mm | 2740 mm |
