2004 Audi S4 vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 5 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 4,163 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (340 HP @ 6200 RPM) has 153 more horse power than 2009 Audi A5. (187 HP @ 3500 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 2009 Audi A5. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 320 kg more than 2009 Audi A5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Audi S4 (411 Nm) has 11 more torque (in Nm) than 2009 Audi A5. (400 Nm). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5.
Compare all specifications:
| 2004 Audi S4 | 2009 Audi A5 | |
| Make | Audi | Audi |
| Model | S4 | A5 |
| Year Released | 2004 | 2009 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2698 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 187 HP |
| Engine RPM | 6200 RPM | 3500 RPM |
| Torque | 411 Nm | 400 Nm |
| Engine Bore Size | 85 mm | 83 mm |
| Engine Stroke Size | 93 mm | 83.1 mm |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1895 kg | 1575 kg |
| Vehicle Length | 4580 mm | 4630 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2760 mm |
| Fuel Consumption Overall | 11.8 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 63 L | 65 L |
