2008 BMW M3 vs. 2006 Infiniti FX
To start off, 2008 BMW M3 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Infiniti FX. In addition, the cost of maintenance, including insurance, on 2006 Infiniti FX would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti FX is equipped with a bigger engine. In terms of performance, 2008 BMW M3 (338 HP @ 7900 RPM) has 18 more horse power than 2006 Infiniti FX. (320 HP @ 6400 RPM). In normal driving conditions, 2008 BMW M3 should accelerate faster than 2006 Infiniti FX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti FX weights approximately 300 kg more than 2008 BMW M3.
Because 2006 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW M3. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Infiniti FX (454 Nm @ 4000 RPM) has 89 more torque (in Nm) than 2008 BMW M3. (365 Nm @ 4900 RPM). This means 2006 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW M3.
Compare all specifications:
| 2008 BMW M3 | 2006 Infiniti FX | |
| Make | BMW | Infiniti |
| Model | M3 | FX |
| Year Released | 2008 | 2006 |
| Body Type | Convertible | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 4490 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 320 HP |
| Engine RPM | 7900 RPM | 6400 RPM |
| Torque | 365 Nm | 454 Nm |
| Torque RPM | 4900 RPM | 4000 RPM |
| Engine Bore Size | 87.1 mm | 93 mm |
| Engine Stroke Size | 91 mm | 82.7 mm |
| Engine Compression Ratio | 11.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1655 kg | 1955 kg |
| Vehicle Length | 4500 mm | 4810 mm |
| Vehicle Width | 1790 mm | 1930 mm |
| Vehicle Height | 1380 mm | 1660 mm |
| Wheelbase Size | 2740 mm | 2860 mm |
| Fuel Consumption | 10.2 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 12.1 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 63 L | 90 L |
