2008 BMW Z4 vs. 1999 Opel Omega
To start off, 2008 BMW Z4 is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Opel Omega. In addition, the cost of maintenance, including insurance, on 1999 Opel Omega would be higher. At 3,246 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (338 HP @ 7900 RPM) has 196 more horse power than 1999 Opel Omega. (142 HP @ 5400 RPM). In normal driving conditions, 2008 BMW Z4 should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 248 kg more than 2008 BMW Z4.
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, 2008 BMW Z4 (365 Nm @ 4900 RPM) has 156 more torque (in Nm) than 1999 Opel Omega. (209 Nm @ 4000 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 2008 BMW Z4 | 1999 Opel Omega | |
| Make | BMW | Opel |
| Model | Z4 | Omega |
| Year Released | 2008 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 142 HP |
| Engine RPM | 7900 RPM | 5400 RPM |
| Torque | 365 Nm | 209 Nm |
| Torque RPM | 4900 RPM | 4000 RPM |
| Engine Bore Size | 91 mm | 86 mm |
| Engine Stroke Size | 87 mm | 94.6 mm |
| Engine Compression Ratio | 11.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 250 km/hour | 210 km/hour |
| Acceleration 0-100mph | 5 seconds | 10.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1733 kg |
| Vehicle Length | 4870 mm | 4900 mm |
| Vehicle Height | 1480 mm | 1460 mm |
| Wheelbase Size | 2500 mm | 2850 mm |
| Fuel Consumption Overall | 12.1 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 70 L | 75 L |
