2007 Audi A6 vs. 1999 BMW 730
To start off, 2007 Audi A6 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 BMW 730. In addition, the cost of maintenance, including insurance, on 1999 BMW 730 would be higher. At 2,793 cc (6 cylinders), 1999 BMW 730 is equipped with a bigger engine. In terms of performance, 1999 BMW 730 (190 HP @ 5300 RPM) has 12 more horse power than 2007 Audi A6. (178 HP @ 4000 RPM) In normal driving conditions, 1999 BMW 730 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 144 kg more than 1999 BMW 730.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1999 BMW 730. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A6 (370 Nm @ 1500 RPM) has 90 more torque (in Nm) than 1999 BMW 730. (280 Nm @ 3950 RPM). This means 2007 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW 730.
Compare all specifications:
| 2007 Audi A6 | 1999 BMW 730 | |
| Make | Audi | BMW |
| Model | A6 | 730 |
| Year Released | 2007 | 1999 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2793 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 190 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 370 Nm | 280 Nm |
| Torque RPM | 1500 RPM | 3950 RPM |
| Engine Bore Size | 78.4 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 84 mm |
| Engine Compression Ratio | 19.0:1 | 10.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1890 kg | 1746 kg |
| Vehicle Length | 4820 mm | 5130 mm |
| Vehicle Width | 1860 mm | 1870 mm |
| Vehicle Height | 1560 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2940 mm |
| Fuel Tank Capacity | 70 L | 90 L |
