2009 Infiniti FX vs. 2008 Mercedes-Benz SL
To start off, 2009 Infiniti FX is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz SL would be higher. At 5,439 cc (8 cylinders), 2008 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz SL (510 HP @ 6100 RPM) has 125 more horse power than 2009 Infiniti FX. (385 HP @ 6500 RPM) In normal driving conditions, 2008 Mercedes-Benz SL should accelerate faster than 2009 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti FX weights approximately 165 kg more than 2008 Mercedes-Benz SL.
Because 2009 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti FX will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2008 Mercedes-Benz SL (720 Nm @ 2600 RPM) has 220 more torque (in Nm) than 2009 Infiniti FX. (500 Nm @ 4400 RPM). This means 2008 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti FX.
Compare all specifications:
| 2009 Infiniti FX | 2008 Mercedes-Benz SL | |
| Make | Infiniti | Mercedes-Benz |
| Model | FX | SL |
| Year Released | 2009 | 2008 |
| Body Type | Crossover | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5026 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 385 HP | 510 HP |
| Engine RPM | 6500 RPM | 6100 RPM |
| Torque | 500 Nm | 720 Nm |
| Torque RPM | 4400 RPM | 2600 RPM |
| Engine Bore Size | 95.5 mm | 97 mm |
| Engine Stroke Size | 87.7 mm | 92 mm |
| Engine Compression Ratio | 10.9:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2120 kg | 1955 kg |
| Vehicle Length | 4870 mm | 4540 mm |
| Vehicle Width | 1930 mm | 1820 mm |
| Vehicle Height | 1690 mm | 1300 mm |
| Wheelbase Size | 2890 mm | 2570 mm |
| Fuel Consumption Overall | 13 L/100km | 14.6 L/100km |
| Fuel Tank Capacity | 90 L | 80 L |
