2005 Audi A6 vs. 2006 BMW 730
To start off, 2006 BMW 730 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 4,172 cc (8 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (247 HP @ 6200 RPM) has 19 more horse power than 2006 BMW 730. (228 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2006 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 730 weights approximately 190 kg more than 2005 Audi A6.
Because 2005 Audi A6 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, 2005 Audi A6 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 200 more torque (in Nm) than 2005 Audi A6. (320 Nm @ 3000 RPM). This means 2006 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6. 2005 Audi A6 has automatic transmission and 2006 BMW 730 has manual transmission. 2006 BMW 730 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A6 | 2006 BMW 730 | |
| Make | Audi | BMW |
| Model | A6 | 730 |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2991 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 228 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 320 Nm | 520 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Top Speed | 250 km/hour | 238 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 7.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1785 kg | 1975 kg |
| Vehicle Length | 4840 mm | 5050 mm |
| Vehicle Width | 1860 mm | 1910 mm |
| Vehicle Height | 1480 mm | 1500 mm |
| Wheelbase Size | 2770 mm | 3000 mm |
| Fuel Consumption Overall | 13.1 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 82 L | 88 L |
