2005 Audi A6 vs. 2007 Audi S4
To start off, 2007 Audi S4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 7000 RPM) has 162 more horse power than 2005 Audi A6. (178 HP @ 4000 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 635 kg more than 2007 Audi S4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Audi S4 (411 Nm) has 91 more torque (in Nm) than 2005 Audi A6. (320 Nm). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 2007 Audi S4 | |
| Make | Audi | Audi |
| Model | A6 | S4 |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 4163 cc |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 178 HP | 340 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 320 Nm | 411 Nm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 5.9 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1910 kg | 1275 kg |
| Wheelbase Size | 2760 mm | 2660 mm |
| Fuel Consumption Overall | 9.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
