2009 BMW 550 vs. 2008 Infiniti FX
To start off, 2009 BMW 550 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Infiniti FX. In addition, the cost of maintenance, including insurance, on 2008 Infiniti FX would be higher. At 4,798 cc, 2009 BMW 550 is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 65 more horse power than 2008 Infiniti FX. (297 HP @ 6800 RPM). In normal driving conditions, 2009 BMW 550 should accelerate faster than 2008 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 550 weights approximately 340 kg more than 2008 Infiniti FX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 550. In wet, icy, snow, or gravel driving conditions, 2008 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, 2009 BMW 550 (490 Nm @ 3400 RPM) has 147 more torque (in Nm) than 2008 Infiniti FX. (343 Nm @ 4800 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2008 Infiniti FX.
Compare all specifications:
| 2009 BMW 550 | 2008 Infiniti FX | |
| Make | BMW | Infiniti |
| Model | 550 | FX |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4798 cc | 3498 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 297 HP |
| Engine RPM | 6300 RPM | 6800 RPM |
| Torque | 490 Nm | 343 Nm |
| Torque RPM | 3400 RPM | 4800 RPM |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1660 kg | 1320 kg |
| Vehicle Length | 4850 mm | 4810 mm |
| Vehicle Width | 1470 mm | 1930 mm |
| Vehicle Height | 1850 mm | 1680 mm |
| Wheelbase Size | 2890 mm | 2810 mm |
| Fuel Consumption Overall | 7.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
