2007 BMW Z4 vs. 2005 Opel Omega
To start off, 2007 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Omega. In addition, the cost of maintenance, including insurance, on 2005 Opel Omega would be higher. At 2,597 cc (6 cylinders), 2005 Opel Omega is equipped with a bigger engine. In terms of performance, 2005 Opel Omega (178 HP @ 3400 RPM) has 10 more horse power than 2007 BMW Z4. (168 HP @ 6250 RPM) In normal driving conditions, 2005 Opel Omega should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Omega weights approximately 360 kg more than 2007 BMW Z4. 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, 2005 Opel Omega (240 Nm @ 3400 RPM) has 30 more torque (in Nm) than 2007 BMW Z4. (210 Nm @ 3500 RPM). This means 2005 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2005 Opel Omega has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Omega will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 BMW Z4 | 2005 Opel Omega | |
Make | BMW | Opel |
Model | Z4 | Omega |
Year Released | 2007 | 2005 |
Engine Position | Front | Front |
Engine Size | 2171 cc | 2597 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 168 HP | 178 HP |
Engine RPM | 6250 RPM | 3400 RPM |
Torque | 210 Nm | 240 Nm |
Torque RPM | 3500 RPM | 3400 RPM |
Engine Bore Size | 80 mm | 83.2 mm |
Engine Stroke Size | 72 mm | 79.6 mm |
Engine Compression Ratio | 10.8:1 | 10.0:1 |
Top Speed | 225 km/hour | 229 km/hour |
Acceleration 0-100mph | 7.7 seconds | 9.5 seconds |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1325 kg | 1685 kg |
Vehicle Length | 4100 mm | 4900 mm |
Vehicle Width | 1790 mm | 1780 mm |
Vehicle Height | 1310 mm | 1460 mm |
Wheelbase Size | 2500 mm | 2520 mm |
Fuel Consumption Overall | 8.9 L/100km | 10.6 L/100km |
Fuel Tank Capacity | 55 L | 75 L |