2009 Audi S6 vs. 1988 BMW 520
To start off, 2009 Audi S6 is newer by 21 year(s). Which means there will be less support and parts availability for 1988 BMW 520. In addition, the cost of maintenance, including insurance, on 1988 BMW 520 would be higher. At 4,172 cc (8 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (335 HP @ 7000 RPM) has 206 more horse power than 1988 BMW 520. (129 HP @ 6000 RPM). In normal driving conditions, 2009 Audi S6 should accelerate faster than 1988 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S6 weights approximately 245 kg more than 1988 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 1988 BMW 520. In wet, icy, snow, or gravel driving conditions, 2009 Audi S6 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, 2009 Audi S6 (420 Nm @ 3400 RPM) has 246 more torque (in Nm) than 1988 BMW 520. (174 Nm @ 4000 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 1988 BMW 520.
Compare all specifications:
| 2009 Audi S6 | 1988 BMW 520 | |
| Make | Audi | BMW |
| Model | S6 | 520 |
| Year Released | 2009 | 1988 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1989 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 129 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 420 Nm | 174 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Bore Size | 84.6 mm | 80 mm |
| Engine Stroke Size | 93 mm | 66 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Acceleration 0-100mph | 6.8 seconds | 12.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1815 kg | 1570 kg |
| Vehicle Length | 4840 mm | 4780 mm |
| Vehicle Width | 1860 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2770 mm |
| Fuel Consumption Highway | 12.4 L/100km | 7.8 L/100km |
| Fuel Consumption City | 16.9 L/100km | 13.5 L/100km |
| Fuel Consumption Overall | 14.8 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 82 L | 70 L |
