2003 BMW 525 vs. 2006 Mercury Mountaineer
To start off, 2006 Mercury Mountaineer is newer by 3 year(s). Which means there will be less support and parts availability for 2003 BMW 525. In addition, the cost of maintenance, including insurance, on 2003 BMW 525 would be higher. At 4,015 cc (6 cylinders), 2006 Mercury Mountaineer is equipped with a bigger engine. In terms of performance, 2006 Mercury Mountaineer (210 HP @ 5100 RPM) has 26 more horse power than 2003 BMW 525. (184 HP @ 6000 RPM) In normal driving conditions, 2006 Mercury Mountaineer should accelerate faster than 2003 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mountaineer weights approximately 511 kg more than 2003 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercury Mountaineer is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 525. 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, 2006 Mercury Mountaineer (344 Nm @ 3700 RPM) has 99 more torque (in Nm) than 2003 BMW 525. (245 Nm @ 3500 RPM). This means 2006 Mercury Mountaineer will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 525.
Compare all specifications:
| 2003 BMW 525 | 2006 Mercury Mountaineer | |
| Make | BMW | Mercury |
| Model | 525 | Mountaineer |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 4015 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 184 HP | 210 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 245 Nm | 344 Nm |
| Torque RPM | 3500 RPM | 3700 RPM |
| Engine Bore Size | 84 mm | 100 mm |
| Engine Stroke Size | 75 mm | 84 mm |
| Engine Compression Ratio | 10.5:1 | 9.6:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1565 kg | 2076 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 | 7 L/100km | 11.8 L/100km |
| Fuel Consumption City | 13.6 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 9.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
