2005 Audi S4 vs. 2009 Alfa Romeo 8C Competizione
To start off, 2009 Alfa Romeo 8C Competizione is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,691 cc (8 cylinders), 2009 Alfa Romeo 8C Competizione is equipped with a bigger engine. In terms of performance, 2009 Alfa Romeo 8C Competizione (444 HP @ 7000 RPM) has 104 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2009 Alfa Romeo 8C Competizione should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 340 kg more than 2009 Alfa Romeo 8C Competizione.
Let's talk about torque, 2009 Alfa Romeo 8C Competizione (480 Nm) has 70 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2009 Alfa Romeo 8C Competizione will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2009 Alfa Romeo 8C Competizione | |
| Make | Audi | Alfa Romeo |
| Model | S4 | 8C Competizione |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 4691 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 444 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 410 Nm | 480 Nm |
| Engine Compression Ratio | 11.0:1 | 11.3 |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 1500 kg |
| Vehicle Length | 4580 mm | 4290 mm |
| Vehicle Width | 1780 mm | 1910 mm |
| Vehicle Height | 1400 mm | 1260 mm |
| Wheelbase Size | 2660 mm | 2600 mm |
