2001 Audi A6 vs. 2005 BMW 745
To start off, 2005 BMW 745 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Audi A6. In addition, the cost of maintenance, including insurance, on 2001 Audi A6 would be higher. At 4,392 cc (8 cylinders), 2005 BMW 745 is equipped with a bigger engine. In terms of performance, 2005 BMW 745 (341 HP @ 6100 RPM) has 45 more horse power than 2001 Audi A6. (296 HP @ 6200 RPM) In normal driving conditions, 2005 BMW 745 should accelerate faster than 2001 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 745 weights approximately 210 kg more than 2001 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2001 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 BMW 745. In wet, icy, snow, or gravel driving conditions, 2001 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, 2005 BMW 745 (447 Nm @ 3600 RPM) has 47 more torque (in Nm) than 2001 Audi A6. (400 Nm @ 3000 RPM). This means 2005 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6.
Compare all specifications:
| 2001 Audi A6 | 2005 BMW 745 | |
| Make | Audi | BMW |
| Model | A6 | 745 |
| Year Released | 2001 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 4392 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 296 HP | 341 HP |
| Engine RPM | 6200 RPM | 6100 RPM |
| Torque | 400 Nm | 447 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Engine Bore Size | 84.5 mm | 92 mm |
| Engine Stroke Size | 93 mm | 83 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1815 kg | 2025 kg |
| Vehicle Length | 4840 mm | 5180 mm |
| Vehicle Width | 1860 mm | 1910 mm |
| Vehicle Height | 1460 mm | 1500 mm |
| Wheelbase Size | 2770 mm | 3140 mm |
| Fuel Consumption Overall | 13.1 L/100km | 11.2 L/100km |
