2007 Audi S4 vs. 1978 BMW B7
To start off, 2007 Audi S4 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 BMW B7. In addition, the cost of maintenance, including insurance, on 1978 BMW B7 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 160 kg more than 1978 BMW B7.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1978 BMW B7. 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, 1978 BMW B7 (627 Nm) has 217 more torque (in Nm) than 2007 Audi S4. (410 Nm). This means 1978 BMW B7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4.
Compare all specifications:
| 2007 Audi S4 | 1978 BMW B7 | |
| Make | Audi | BMW |
| Model | S4 | B7 |
| Year Released | 2007 | 1978 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3500 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 0 HP |
| Torque | 410 Nm | 627 Nm |
| Top Speed | 250 km/hour | 262 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1660 kg | 1500 kg |
| Wheelbase Size | 2650 mm | 2800 mm |
| Fuel Tank Capacity | 63 L | 70 L |
