2006 BMW Z4 vs. 1999 Opel Omega
To start off, 2006 BMW Z4 is newer by 7 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 2,979 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (229 HP @ 5900 RPM) has 18 more horse power than 1999 Opel Omega. (211 HP @ 6000 RPM). In normal driving conditions, 2006 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 136 kg more than 2006 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, 2006 BMW Z4 (300 Nm @ 3500 RPM) has 30 more torque (in Nm) than 1999 Opel Omega. (270 Nm @ 3400 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 2006 BMW Z4 | 1999 Opel Omega | |
| Make | BMW | Opel |
| Model | Z4 | Omega |
| Year Released | 2006 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2962 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 229 HP | 211 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 300 Nm | 270 Nm |
| Torque RPM | 3500 RPM | 3400 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 85 mm |
| Engine Compression Ratio | 10.2:1 | 10.8:1 |
| Top Speed | 250 km/hour | 235 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1766 kg |
| Vehicle Length | 4570 mm | 4900 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1680 mm | 1550 mm |
| Wheelbase Size | 2500 mm | 2610 mm |
| Fuel Tank Capacity | 55 L | 75 L |
