2008 Audi A6 vs. 2007 Audi S4
To start off, 2008 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi S4. In addition, the cost of maintenance, including insurance, on 2007 Audi S4 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 (341 HP @ 7000 RPM) has 173 more horse power than 2008 Audi A6. (168 HP @ 6000 RPM) In normal driving conditions, 2007 Audi S4 should accelerate faster than 2008 Audi A6.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 180 more torque (in Nm) than 2008 Audi A6. (230 Nm @ 3200 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6.
Compare all specifications:
| 2008 Audi A6 | 2007 Audi S4 | |
| Make | Audi | Audi |
| Model | A6 | S4 |
| Year Released | 2008 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 168 HP | 341 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 230 Nm | 410 Nm |
| Torque RPM | 3200 RPM | 3500 RPM |
| Engine Bore Size | 81.1 mm | 84.6 mm |
| Engine Stroke Size | 77.4 mm | 92.7 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4800 mm | 4590 mm |
| Vehicle Width | 1820 mm | 1730 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2650 mm |
| Fuel Tank Capacity | 70 L | 63 L |
