2002 Audi S4 vs. 1987 BMW 750
To start off, 2002 Audi S4 is newer by 15 year(s). Which means there will be less support and parts availability for 1987 BMW 750. In addition, the cost of maintenance, including insurance, on 1987 BMW 750 would be higher. At 4,986 cc (12 cylinders), 1987 BMW 750 is equipped with a bigger engine. In terms of performance, 2002 Audi S4 (339 HP @ 7000 RPM) has 42 more horse power than 1987 BMW 750. (297 HP @ 5200 RPM). In normal driving conditions, 2002 Audi S4 should accelerate faster than 1987 BMW 750. With that said, vehicle weight also plays an important factor in acceleration. 1987 BMW 750 weights approximately 178 kg more than 2002 Audi S4.
Because 2002 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW 750. In wet, icy, snow, or gravel driving conditions, 2002 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, 1987 BMW 750 (450 Nm @ 3900 RPM) has 40 more torque (in Nm) than 2002 Audi S4. (410 Nm @ 3500 RPM). This means 1987 BMW 750 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi S4.
Compare all specifications:
| 2002 Audi S4 | 1987 BMW 750 | |
| Make | Audi | BMW |
| Model | S4 | 750 |
| Year Released | 2002 | 1987 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4986 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 339 HP | 297 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 410 Nm | 450 Nm |
| Torque RPM | 3500 RPM | 3900 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 75 mm |
| Engine Compression Ratio | 11.0:1 | 8.8:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1662 kg | 1840 kg |
| Vehicle Length | 4580 mm | 4920 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Tank Capacity | 66 L | 120 L |
