2009 Audi A6 vs. 2010 BMW 123
To start off, 2010 BMW 123 is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Audi A6. In addition, the cost of maintenance, including insurance, on 2009 Audi A6 would be higher. At 2,995 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (300 HP @ 5100 RPM) has 98 more horse power than 2010 BMW 123. (202 HP @ 4400 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2010 BMW 123. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW 123 weights approximately 590 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2010 BMW 123. 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 20 more torque (in Nm) than 2010 BMW 123. (400 Nm @ 2000 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2010 BMW 123.
Compare all specifications:
| 2009 Audi A6 | 2010 BMW 123 | |
| Make | Audi | BMW |
| Model | A6 | 123 |
| Year Released | 2009 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 202 HP |
| Engine RPM | 5100 RPM | 4400 RPM |
| Torque | 420 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 895 kg | 1485 kg |
| Vehicle Length | 4930 mm | 4239 mm |
| Vehicle Width | 2040 mm | 1748 mm |
| Vehicle Height | 1460 mm | 1421 mm |
| Wheelbase Size | 2850 mm | 2660 mm |
| Fuel Consumption Highway | 9.1 L/100km | 4.7 L/100km |
| Fuel Consumption City | 13.1 L/100km | 7.9 L/100km |
| Fuel Consumption Overall | 11.2 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 80 L | 51 L |
