2007 Audi S4 vs. 2007 Audi A4
To start off, both 2007 Audi S4 and 2007 Audi A4 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. 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 86 more horse power than 2007 Audi A4. (255 HP @ 6500 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2007 Audi A4.
Let's talk about torque, 2007 Audi S4 (410 Nm @ 3500 RPM) has 80 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi S4 | 2007 Audi A4 | |
| Make | Audi | Audi |
| Model | S4 | A4 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3123 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 255 HP |
| Engine RPM | 7000 RPM | 6500 RPM |
| Torque | 410 Nm | 330 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Bore Size | 84.6 mm | 84 mm |
| Engine Stroke Size | 92.7 mm | 96 mm |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 249 km/hour | 250 km/hour |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4590 mm | 4590 mm |
| Vehicle Width | 1730 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2650 mm | 2660 mm |
| Fuel Tank Capacity | 63 L | 70 L |
