2008 BMW 645 vs. 2013 Audi A6
To start off, 2013 Audi A6 is newer by 5 year(s). Which means there will be less support and parts availability for 2008 BMW 645. In addition, the cost of maintenance, including insurance, on 2008 BMW 645 would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP) has 120 more horse power than 2013 Audi A6. (208 HP). In normal driving conditions, 2008 BMW 645 should accelerate faster than 2013 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 645 weights approximately 16 kg more than 2013 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Audi A6 is all wheel drive (AWD), it will have significant more traction and grip than 2008 BMW 645. In wet, icy, snow, or gravel driving conditions, 2013 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, 2008 BMW 645 (450 Nm @ 3600 RPM) has 100 more torque (in Nm) than 2013 Audi A6. (350 Nm @ 4200 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2013 Audi A6.
Compare all specifications:
2008 BMW 645 | 2013 Audi A6 | |
Make | BMW | Audi |
Model | 645 | A6 |
Year Released | 2008 | 2013 |
Body Type | Coupe | Sedan |
Engine Position | Front | Front |
Engine Size | 4398 cc | 1984 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | W |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 328 HP | 208 HP |
Torque | 450 Nm | 350 Nm |
Torque RPM | 3600 RPM | 4200 RPM |
Engine Bore Size | 92.1 mm | 82.5 mm |
Engine Stroke Size | 82.7 mm | 92.8 mm |
Engine Compression Ratio | 10.0:1 | 9.6:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Drive Type | Rear | AWD |
Transmission Type | Manual | CVT |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1690 kg | 1674 kg |
Vehicle Length | 4830 mm | 4925 mm |
Vehicle Width | 1860 mm | 2086 mm |
Vehicle Height | 1380 mm | 1468 mm |
Wheelbase Size | 2790 mm | 2912 mm |