2003 BMW 730 vs. 2004 Opel Omega
To start off, 2004 Opel Omega is newer by 1 year(s). Which means there will be less support and parts availability for 2003 BMW 730. In addition, the cost of maintenance, including insurance, on 2003 BMW 730 would be higher. At 2,999 cc (6 cylinders), 2003 BMW 730 is equipped with a bigger engine. In terms of performance, 2003 BMW 730 (228 HP @ 5900 RPM) has 86 more horse power than 2004 Opel Omega. (142 HP @ 5400 RPM). In normal driving conditions, 2003 BMW 730 should accelerate faster than 2004 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 730 weights approximately 57 kg more than 2004 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, 2003 BMW 730 (300 Nm @ 3500 RPM) has 91 more torque (in Nm) than 2004 Opel Omega. (209 Nm @ 4000 RPM). This means 2003 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Omega.
Compare all specifications:
| 2003 BMW 730 | 2004 Opel Omega | |
| Make | BMW | Opel |
| Model | 730 | Omega |
| Year Released | 2003 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 142 HP |
| Engine RPM | 5900 RPM | 5400 RPM |
| Torque | 300 Nm | 209 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Bore Size | 84.1 mm | 86 mm |
| Engine Stroke Size | 90 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1790 kg | 1733 kg |
| Vehicle Length | 5040 mm | 4830 mm |
| Vehicle Width | 1910 mm | 1780 mm |
| Vehicle Height | 1500 mm | 1460 mm |
| Wheelbase Size | 3000 mm | 2840 mm |
| Fuel Tank Capacity | 63 L | 75 L |
