2008 BMW 645 vs. 2004 Mercury Mountaineer
To start off, 2008 BMW 645 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Mercury Mountaineer. In addition, the cost of maintenance, including insurance, on 2004 Mercury Mountaineer would be higher. At 4,604 cc (8 cylinders), 2004 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP) has 89 more horse power than 2004 Mercury Mountaineer. (239 HP). In normal driving conditions, 2008 BMW 645 should accelerate faster than 2004 Mercury Mountaineer. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercury Mountaineer weights approximately 105 kg more than 2008 BMW 645.
Let's talk about torque, 2008 BMW 645 (450 Nm) has 68 more torque (in Nm) than 2004 Mercury Mountaineer. (382 Nm). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercury Mountaineer.
Compare all specifications:
| 2008 BMW 645 | 2004 Mercury Mountaineer | |
| Make | BMW | Mercury |
| Model | 645 | Mountaineer |
| Year Released | 2008 | 2004 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4604 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 328 HP | 239 HP |
| Torque | 450 Nm | 382 Nm |
| Engine Bore Size | 92 mm | 90 mm |
| Engine Stroke Size | 82.7 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 9.4:1 |
| Number of Seats | 4 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1815 kg | 1920 kg |
| Vehicle Length | 4830 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1840 mm |
| Vehicle Height | 1380 mm | 1820 mm |
| Wheelbase Size | 2790 mm | 2920 mm |
| Fuel Consumption Overall | 12.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
