2007 BMW M vs. 2006 BMW 730
To start off, 2007 BMW M is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 730. In addition, the cost of maintenance, including insurance, on 2006 BMW 730 would be higher. At 3,245 cc (6 cylinders), 2007 BMW M is equipped with a bigger engine. In terms of performance, 2007 BMW M (330 HP @ 7900 RPM) has 102 more horse power than 2006 BMW 730. (228 HP @ 4000 RPM). In normal driving conditions, 2007 BMW M should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 490 kg more than 2007 BMW M.
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 730 (520 Nm @ 2000 RPM) has 165 more torque (in Nm) than 2007 BMW M. (355 Nm @ 4900 RPM). This means 2006 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW M.
Compare all specifications:
| 2007 BMW M | 2006 BMW 730 | |
| Make | BMW | BMW |
| Model | M | 730 |
| Year Released | 2007 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3245 cc | 2991 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 330 HP | 228 HP |
| Engine RPM | 7900 RPM | 4000 RPM |
| Torque | 355 Nm | 520 Nm |
| Torque RPM | 4900 RPM | 2000 RPM |
| Engine Compression Ratio | 11.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 238 km/hour |
| Acceleration 0-100mph | 5 seconds | 7.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1975 kg |
| Vehicle Length | 4120 mm | 5050 mm |
| Vehicle Width | 1790 mm | 1910 mm |
| Vehicle Height | 1310 mm | 1500 mm |
| Wheelbase Size | 2500 mm | 3000 mm |
| Fuel Consumption Overall | 12.4 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 55 L | 88 L |
