2005 Audi A6 vs. 1987 BMW 730
To start off, 2005 Audi A6 is newer by 18 year(s). Which means there will be less support and parts availability for 1987 BMW 730. In addition, the cost of maintenance, including insurance, on 1987 BMW 730 would be higher. At 3,123 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (252 HP @ 6500 RPM) has 71 more horse power than 1987 BMW 730. (181 HP @ 5800 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 1987 BMW 730. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 78 kg more than 1987 BMW 730. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW 730. In wet, icy, snow, or gravel driving conditions, 2005 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 Audi A6 (331 Nm @ 3250 RPM) has 71 more torque (in Nm) than 1987 BMW 730. (260 Nm @ 4000 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1987 BMW 730.
Compare all specifications:
| 2005 Audi A6 | 1987 BMW 730 | |
| Make | Audi | BMW |
| Model | A6 | 730 |
| Year Released | 2005 | 1987 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2986 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 252 HP | 181 HP |
| Engine RPM | 6500 RPM | 5800 RPM |
| Torque | 331 Nm | 260 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Engine Bore Size | 84.5 mm | 89 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1680 kg | 1602 kg |
| Vehicle Length | 4920 mm | 4920 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2770 mm | 2840 mm |
| Fuel Tank Capacity | 80 L | 90 L |
