2008 Audi S8 vs. 1992 BMW 540
To start off, 2008 Audi S8 is newer by 16 year(s). Which means there will be less support and parts availability for 1992 BMW 540. In addition, the cost of maintenance, including insurance, on 1992 BMW 540 would be higher. At 5,204 cc (10 cylinders), 2008 Audi S8 is equipped with a bigger engine. In terms of performance, 2008 Audi S8 (450 HP @ 7000 RPM) has 168 more horse power than 1992 BMW 540. (282 HP @ 5800 RPM). In normal driving conditions, 2008 Audi S8 should accelerate faster than 1992 BMW 540. With that said, vehicle weight also plays an important factor in acceleration. 1992 BMW 540 weights approximately 474 kg more than 2008 Audi S8.
Because 2008 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 1992 BMW 540. In wet, icy, snow, or gravel driving conditions, 2008 Audi S8 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, 2008 Audi S8 (540 Nm @ 3500 RPM) has 140 more torque (in Nm) than 1992 BMW 540. (400 Nm @ 5100 RPM). This means 2008 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 1992 BMW 540.
Compare all specifications:
| 2008 Audi S8 | 1992 BMW 540 | |
| Make | Audi | BMW |
| Model | S8 | 540 |
| Year Released | 2008 | 1992 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 3980 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 282 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 540 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 5100 RPM |
| Engine Bore Size | 84.5 mm | 89 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | AWD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1176 kg | 1650 kg |
| Vehicle Length | 5070 mm | 4730 mm |
| Vehicle Width | 1900 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2770 mm |
| Fuel Tank Capacity | 90 L | 65 L |
