2009 BMW 545 vs. 2006 Mercury Mountaineer
To start off, 2009 BMW 545 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercury Mountaineer. In addition, the cost of maintenance, including insurance, on 2006 Mercury Mountaineer would be higher. At 4,605 cc (8 cylinders), 2006 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2009 BMW 545 (328 HP @ 6100 RPM) has 36 more horse power than 2006 Mercury Mountaineer. (292 HP @ 5750 RPM). In normal driving conditions, 2009 BMW 545 should accelerate faster than 2006 Mercury Mountaineer. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mountaineer weights approximately 220 kg more than 2009 BMW 545.
Because 2006 Mercury Mountaineer is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 545. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mountaineer 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 545 (450 Nm @ 3600 RPM) has 43 more torque (in Nm) than 2006 Mercury Mountaineer. (407 Nm @ 4750 RPM). This means 2009 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mountaineer.
Compare all specifications:
| 2009 BMW 545 | 2006 Mercury Mountaineer | |
| Make | BMW | Mercury |
| Model | 545 | Mountaineer |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4605 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 328 HP | 292 HP |
| Engine RPM | 6100 RPM | 5750 RPM |
| Torque | 450 Nm | 407 Nm |
| Torque RPM | 3600 RPM | 4750 RPM |
| Engine Bore Size | 92 mm | 90.2 mm |
| Engine Stroke Size | 82.7 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 10.1:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1705 kg | 1925 kg |
| Vehicle Length | 4850 mm | 4920 mm |
| Vehicle Width | 1850 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1860 mm |
| Wheelbase Size | 2890 mm | 2890 mm |
| Fuel Consumption Overall | 11 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
