2009 Audi A6 vs. 2006 BMW 630
To start off, 2009 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 BMW 630. In addition, the cost of maintenance, including insurance, on 2006 BMW 630 would be higher. At 2,996 cc (6 cylinders), 2006 BMW 630 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (300 HP @ 5100 RPM) has 46 more horse power than 2006 BMW 630. (254 HP @ 6600 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2006 BMW 630. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 630 weights approximately 865 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 630. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (420 Nm @ 2500 RPM) has 120 more torque (in Nm) than 2006 BMW 630. (300 Nm @ 2500 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 630. 2009 Audi A6 has automatic transmission and 2006 BMW 630 has manual transmission. 2006 BMW 630 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2006 BMW 630 | |
| Make | Audi | BMW |
| Model | A6 | 630 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 254 HP |
| Engine RPM | 5100 RPM | 6600 RPM |
| Torque | 420 Nm | 300 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Compression Ratio | 18.0:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 895 kg | 1760 kg |
| Vehicle Length | 4930 mm | 4830 mm |
| Vehicle Width | 2040 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2850 mm | 2790 mm |
| Fuel Consumption Overall | 11.2 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 80 L | 70 L |
