2009 Audi A6 vs. 1977 BMW 728
To start off, 2009 Audi A6 is newer by 32 year(s). Which means there will be less support and parts availability for 1977 BMW 728. In addition, the cost of maintenance, including insurance, on 1977 BMW 728 would be higher. At 2,788 cc (6 cylinders), 1977 BMW 728 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (206 HP @ 5500 RPM) has 36 more horse power than 1977 BMW 728. (170 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 1977 BMW 728. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 34 kg more than 1977 BMW 728. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 BMW 728 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 1977 BMW 728. However, in wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A6 (280 Nm @ 3000 RPM) has 45 more torque (in Nm) than 1977 BMW 728. (235 Nm @ 3700 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 728. 2009 Audi A6 has automatic transmission and 1977 BMW 728 has manual transmission. 1977 BMW 728 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 1977 BMW 728 | |
| Make | Audi | BMW |
| Model | A6 | 728 |
| Year Released | 2009 | 1977 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2773 cc | 2788 cc |
| Horse Power | 206 HP | 170 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 280 Nm | 235 Nm |
| Torque RPM | 3000 RPM | 3700 RPM |
| Engine Bore Size | 84.5 mm | 86 mm |
| Engine Stroke Size | 82.4 mm | 80 mm |
| Engine Compression Ratio | 12.0:1 | 9.0:1 |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1570 kg | 1536 kg |
| Vehicle Length | 4920 mm | 4870 mm |
| Vehicle Width | 1470 mm | 1810 mm |
| Vehicle Height | 1860 mm | 1440 mm |
| Wheelbase Size | 2850 mm | 2800 mm |
| Fuel Tank Capacity | 70 L | 85 L |
