2007 Audi S4 vs. 1993 BMW 856
To start off, 2007 Audi S4 is newer by 14 year(s). Which means there will be less support and parts availability for 1993 BMW 856. In addition, the cost of maintenance, including insurance, on 1993 BMW 856 would be higher. At 5,576 cc (12 cylinders), 1993 BMW 856 is equipped with a bigger engine. In terms of performance, 1993 BMW 856 (376 HP @ 5300 RPM) has 37 more horse power than 2007 Audi S4. (339 HP @ 7000 RPM) In normal driving conditions, 1993 BMW 856 should accelerate faster than 2007 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 1993 BMW 856 weights approximately 70 kg more than 2007 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1993 BMW 856. In wet, icy, snow, or gravel driving conditions, 2007 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, 1993 BMW 856 (550 Nm @ 4000 RPM) has 140 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 1993 BMW 856 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 1993 BMW 856 | |
| Make | Audi | BMW |
| Model | S4 | 856 |
| Year Released | 2007 | 1993 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5576 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 339 HP | 376 HP |
| Engine RPM | 7000 RPM | 5300 RPM |
| Torque | 410 Nm | 550 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 9.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1795 kg | 1865 kg |
| Vehicle Length | 4580 mm | 4790 mm |
| Vehicle Width | 1790 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2690 mm |
