2001 Audi A6 vs. 2004 BMW 645
To start off, 2004 BMW 645 is newer by 3 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 4,398 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (328 HP @ 6100 RPM) has 81 more horse power than 2001 Audi A6. (247 HP @ 6300 RPM) In normal driving conditions, 2004 BMW 645 should accelerate faster than 2001 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 10 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 2004 BMW 645. 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, 2004 BMW 645 (451 Nm @ 3600 RPM) has 100 more torque (in Nm) than 2001 Audi A6. (351 Nm @ 1800 RPM). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6.
Compare all specifications:
2001 Audi A6 | 2004 BMW 645 | |
Make | Audi | BMW |
Model | A6 | 645 |
Year Released | 2001 | 2004 |
Body Type | Station Wagon | Convertible |
Engine Position | Front | Front |
Engine Size | 2671 cc | 4398 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 247 HP | 328 HP |
Engine RPM | 6300 RPM | 6100 RPM |
Torque | 351 Nm | 451 Nm |
Torque RPM | 1800 RPM | 3600 RPM |
Engine Bore Size | 81 mm | 92 mm |
Engine Stroke Size | 86 mm | 82.7 mm |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1805 kg | 1815 kg |
Vehicle Length | 4800 mm | 4830 mm |
Vehicle Width | 1860 mm | 1860 mm |
Vehicle Height | 1560 mm | 1380 mm |
Wheelbase Size | 2770 mm | 2790 mm |
Fuel Tank Capacity | 70 L | 70 L |