2005 Audi S4 vs. 1992 BMW 540
To start off, 2005 Audi S4 is newer by 13 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 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (339 HP @ 7000 RPM) has 57 more horse power than 1992 BMW 540. (282 HP @ 5800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1992 BMW 540. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 145 kg more than 1992 BMW 540. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1992 BMW 540. In wet, icy, snow, or gravel driving conditions, 2005 Audi S4 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 S4 (410 Nm @ 3500 RPM) has 10 more torque (in Nm) than 1992 BMW 540. (400 Nm @ 5100 RPM). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1992 BMW 540.
Compare all specifications:
| 2005 Audi S4 | 1992 BMW 540 | |
| Make | Audi | BMW |
| Model | S4 | 540 |
| Year Released | 2005 | 1992 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3980 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 282 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 410 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 5100 RPM |
| Engine Bore Size | 84.6 mm | 89 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1795 kg | 1650 kg |
| Vehicle Length | 4580 mm | 4730 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2770 mm |
| Fuel Tank Capacity | 66 L | 65 L |
