2002 Audi A6 vs. 2003 BMW 645
To start off, 2003 BMW 645 is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Audi A6. In addition, the cost of maintenance, including insurance, on 2002 Audi A6 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (321 HP @ 6100 RPM) has 25 more horse power than 2002 Audi A6. (296 HP @ 6200 RPM) In normal driving conditions, 2003 BMW 645 should accelerate faster than 2002 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 55 kg more than 2002 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 645. In wet, icy, snow, or gravel driving conditions, 2002 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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 50 more torque (in Nm) than 2002 Audi A6. (400 Nm @ 3000 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A6.
Compare all specifications:
2002 Audi A6 | 2003 BMW 645 | |
Make | Audi | BMW |
Model | A6 | 645 |
Year Released | 2002 | 2003 |
Body Type | Station Wagon | Convertible |
Engine Position | Front | Front |
Engine Size | 4172 cc | 4398 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 296 HP | 321 HP |
Engine RPM | 6200 RPM | 6100 RPM |
Torque | 400 Nm | 450 Nm |
Torque RPM | 3000 RPM | 3600 RPM |
Engine Bore Size | 84.5 mm | 92 mm |
Engine Stroke Size | 93 mm | 82.7 mm |
Engine Compression Ratio | 11.0:1 | 10.5:1 |
Top Speed | 250 km/hour | 250 km/hour |
Acceleration 0-100mph | 7.1 seconds | 6.2 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 4 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1840 kg | 1895 kg |
Vehicle Length | 4840 mm | 4830 mm |
Vehicle Width | 1860 mm | 1860 mm |
Vehicle Height | 1460 mm | 1380 mm |
Wheelbase Size | 2850 mm | 2790 mm |
Fuel Consumption Overall | 13.1 L/100km | 11.5 L/100km |
Fuel Tank Capacity | 70 L | 70 L |