2007 Audi S6 vs. 2006 BMW 730
To start off, 2007 Audi S6 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 5,204 cc (10 cylinders), 2007 Audi S6 is equipped with a bigger engine. In terms of performance, 2007 Audi S6 (436 HP @ 6800 RPM) has 182 more horse power than 2006 BMW 730. (254 HP @ 6600 RPM). In normal driving conditions, 2007 Audi S6 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 60 kg more than 2007 Audi S6.
Because 2007 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 Audi S6 will offer significantly more control. 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 Audi S6 (540 Nm @ 3000 RPM) has 240 more torque (in Nm) than 2006 BMW 730. (300 Nm @ 2500 RPM). This means 2007 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 730.
Compare all specifications:
| 2007 Audi S6 | 2006 BMW 730 | |
| Make | Audi | BMW |
| Model | S6 | 730 |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2994 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 436 HP | 254 HP |
| Engine RPM | 6800 RPM | 6600 RPM |
| Torque | 540 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 2500 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1760 kg | 1820 kg |
| Vehicle Length | 4920 mm | 5180 mm |
| Vehicle Width | 2020 mm | 1910 mm |
| Vehicle Height | 1450 mm | 1500 mm |
| Wheelbase Size | 2850 mm | 3140 mm |
| Fuel Consumption Overall | 13.1 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 80 L | 88 L |
