2006 BMW 730 vs. 2012 Audi RS5
To start off, 2012 Audi RS5 is newer by 6 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 4,200 cc (8 cylinders), 2012 Audi RS5 is equipped with a bigger engine. In terms of performance, 2012 Audi RS5 (354 HP @ 7000 RPM) has 126 more horse power than 2006 BMW 730. (228 HP @ 4000 RPM) In normal driving conditions, 2012 Audi RS5 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 225 kg more than 2012 Audi RS5.
Because 2012 Audi RS5 is all wheel drive (AWD), it will have significant more traction and grip than 2006 BMW 730. In wet, icy, snow, or gravel driving conditions, 2012 Audi RS5 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, 2006 BMW 730 (520 Nm @ 2000 RPM) has 80 more torque (in Nm) than 2012 Audi RS5. (440 Nm @ 3500 RPM). This means 2006 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2012 Audi RS5.
Compare all specifications:
| 2006 BMW 730 | 2012 Audi RS5 | |
| Make | BMW | Audi |
| Model | 730 | RS5 |
| Year Released | 2006 | 2012 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2991 cc | 4200 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 354 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 520 Nm | 440 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1975 kg | 1750 kg |
| Vehicle Length | 5050 mm | 4625 mm |
| Vehicle Width | 1910 mm | 1854 mm |
| Vehicle Height | 1500 mm | 1372 mm |
| Wheelbase Size | 3000 mm | 2751 mm |
| Fuel Tank Capacity | 88 L | 63 L |
