2005 BMW 730 vs. 2006 Rover 45
To start off, 2006 Rover 45 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 730. In addition, the cost of maintenance, including insurance, on 2005 BMW 730 would be higher. At 2,979 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (225 HP @ 4000 RPM) has 77 more horse power than 2006 Rover 45. (148 HP @ 6500 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 2006 Rover 45. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 635 kg more than 2006 Rover 45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2006 Rover 45, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 730 (500 Nm @ 2000 RPM) has 315 more torque (in Nm) than 2006 Rover 45. (185 Nm @ 4000 RPM). This means 2005 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2006 Rover 45.
Compare all specifications:
| 2005 BMW 730 | 2006 Rover 45 | |
| Make | BMW | Rover |
| Model | 730 | 45 |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 148 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 500 Nm | 185 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 84.1 mm | 80 mm |
| Engine Stroke Size | 90 mm | 66.2 mm |
| Engine Compression Ratio | 18.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8 seconds | 9.5 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1975 kg | 1340 kg |
| Vehicle Length | 5050 mm | 4370 mm |
| Vehicle Width | 1910 mm | 1700 mm |
| Vehicle Height | 1500 mm | 1400 mm |
| Wheelbase Size | 2890 mm | 2630 mm |
| Fuel Consumption Overall | 8.2 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 88 L | 55 L |
