2007 BMW 645 vs. 1999 Vauxhall Omega
To start off, 2007 BMW 645 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Vauxhall Omega. In addition, the cost of maintenance, including insurance, on 1999 Vauxhall Omega would be higher. At 4,398 cc (8 cylinders), 2007 BMW 645 is equipped with a bigger engine. In terms of performance, 2007 BMW 645 (328 HP @ 6100 RPM) has 228 more horse power than 1999 Vauxhall Omega. (100 HP @ 4300 RPM). In normal driving conditions, 2007 BMW 645 should accelerate faster than 1999 Vauxhall Omega. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 645 weights approximately 85 kg more than 1999 Vauxhall 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, 2007 BMW 645 (450 Nm @ 3600 RPM) has 241 more torque (in Nm) than 1999 Vauxhall Omega. (209 Nm @ 1650 RPM). This means 2007 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1999 Vauxhall Omega.
Compare all specifications:
| 2007 BMW 645 | 1999 Vauxhall Omega | |
| Make | BMW | Vauxhall |
| Model | 645 | Omega |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 328 HP | 100 HP |
| Engine RPM | 6100 RPM | 4300 RPM |
| Torque | 450 Nm | 209 Nm |
| Torque RPM | 3600 RPM | 1650 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1815 kg | 1730 kg |
| Vehicle Length | 4830 mm | 4900 mm |
| Vehicle Width | 1860 mm | 1790 mm |
| Vehicle Height | 1380 mm | 1510 mm |
| Wheelbase Size | 2790 mm | 2740 mm |
