2004 Audi S4 vs. 2007 Audi S8
To start off, 2007 Audi S8 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Audi S4. In addition, the cost of maintenance, including insurance, on 2004 Audi S4 would be higher. At 4,171 cc (8 cylinders), 2007 Audi S8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 145 kg more than 2007 Audi S8.
Let's talk about torque, 2007 Audi S8 (430 Nm) has 19 more torque (in Nm) than 2004 Audi S4. (411 Nm). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi S4.
Compare all specifications:
| 2004 Audi S4 | 2007 Audi S8 | |
| Make | Audi | Audi |
| Model | S4 | S8 |
| Year Released | 2004 | 2007 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4171 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 340 HP | 0 HP |
| Torque | 411 Nm | 430 Nm |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1895 kg | 1750 kg |
| Wheelbase Size | 2770 mm | 2290 mm |
| Fuel Tank Capacity | 63 L | 90 L |
