2007 Audi S4 vs. 2008 Mercedes-Benz S
To start off, 2008 Mercedes-Benz S 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 6,207 cc (8 cylinders), 2008 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz S (518 HP @ 6800 RPM) has 177 more horse power than 2007 Audi S4. (341 HP @ 7000 RPM) In normal driving conditions, 2008 Mercedes-Benz S should accelerate faster than 2007 Audi S4.
Let's talk about torque, 2008 Mercedes-Benz S (631 Nm @ 5200 RPM) has 221 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2008 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4. 2008 Mercedes-Benz S has automatic transmission and 2007 Audi S4 has manual transmission. 2007 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S4 | 2008 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | S |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 6207 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 518 HP |
| Engine RPM | 7000 RPM | 6800 RPM |
| Torque | 410 Nm | 631 Nm |
| Torque RPM | 3500 RPM | 5200 RPM |
| Engine Bore Size | 84.6 mm | 102.2 mm |
| Engine Stroke Size | 92.7 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 249 km/hour | 250 km/hour |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4590 mm | 5080 mm |
| Vehicle Width | 1730 mm | 1480 mm |
| Vehicle Height | 1430 mm | 1880 mm |
| Wheelbase Size | 2650 mm | 3170 mm |
| Fuel Tank Capacity | 63 L | 90 L |
