2007 Audi S4 vs. 2006 Mercedes-Benz CLS
To start off, 2007 Audi S4 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz CLS. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz CLS would be higher. 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 120 more horse power than 2006 Mercedes-Benz CLS. (221 HP @ 3800 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2006 Mercedes-Benz CLS.
Let's talk about torque, 2006 Mercedes-Benz CLS (510 Nm @ 1600 RPM) has 100 more torque (in Nm) than 2007 Audi S4. (410 Nm @ 3500 RPM). This means 2006 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi S4. 2006 Mercedes-Benz CLS 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. 2006 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S4 | 2006 Mercedes-Benz CLS | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | CLS |
| Year Released | 2007 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2987 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 341 HP | 221 HP |
| Engine RPM | 7000 RPM | 3800 RPM |
| Torque | 410 Nm | 510 Nm |
| Torque RPM | 3500 RPM | 1600 RPM |
| Engine Bore Size | 84.6 mm | 83 mm |
| Engine Stroke Size | 92.7 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 249 km/hour | 246 km/hour |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4590 mm | 4920 mm |
| Vehicle Width | 1730 mm | 1880 mm |
| Vehicle Height | 1430 mm | 1410 mm |
| Wheelbase Size | 2650 mm | 2860 mm |
| Fuel Tank Capacity | 63 L | 80 L |
