2005 Audi A6 vs. 1999 BMW 730
To start off, 2005 Audi A6 is newer by 6 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 4,163 cc (8 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (335 HP @ 4000 RPM) has 145 more horse power than 1999 BMW 730. (190 HP @ 5300 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 1999 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 134 kg more than 1999 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1999 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2005 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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 Audi A6 (420 Nm) has 140 more torque (in Nm) than 1999 BMW 730. (280 Nm). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1999 BMW 730.
Compare all specifications:
| 2005 Audi A6 | 1999 BMW 730 | |
| Make | Audi | BMW |
| Model | A6 | 730 |
| Year Released | 2005 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2793 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 190 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 420 Nm | 280 Nm |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 93 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.2:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1746 kg |
| Vehicle Length | 4920 mm | 5130 mm |
| Vehicle Width | 2020 mm | 1870 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2940 mm |
| Fuel Tank Capacity | 80 L | 90 L |
