2008 Alpina B7 vs. 2009 Infiniti FX
To start off, 2009 Infiniti FX is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Alpina B7. In addition, the cost of maintenance, including insurance, on 2008 Alpina B7 would be higher. At 5,019 cc (8 cylinders), 2009 Infiniti FX is equipped with a bigger engine. In terms of performance, 2008 Alpina B7 (493 HP @ 5500 RPM) has 103 more horse power than 2009 Infiniti FX. (390 HP @ 6500 RPM). In normal driving conditions, 2008 Alpina B7 should accelerate faster than 2009 Infiniti FX.
Because 2009 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2008 Alpina B7. 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 Alpina B7 (700 Nm @ 4250 RPM) has 199 more torque (in Nm) than 2009 Infiniti FX. (501 Nm @ 4400 RPM). This means 2008 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti FX.
Compare all specifications:
| 2008 Alpina B7 | 2009 Infiniti FX | |
| Make | Alpina | Infiniti |
| Model | B7 | FX |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 5019 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 390 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 700 Nm | 501 Nm |
| Torque RPM | 4250 RPM | 4400 RPM |
| Engine Bore Size | 92 mm | 95.5 mm |
| Engine Stroke Size | 82.8 mm | 87.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 5180 mm | 4870 mm |
| Vehicle Width | 1910 mm | 1930 mm |
| Vehicle Height | 1450 mm | 1690 mm |
| Wheelbase Size | 3140 mm | 2890 mm |
| Fuel Consumption Overall | 12.9 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 88 L | 90 L |
