2009 Mercury Mariner vs. 2012 BMW 640
To start off, 2012 BMW 640 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Mercury Mariner. In addition, the cost of maintenance, including insurance, on 2009 Mercury Mariner would be higher. At 2,993 cc (6 cylinders), 2012 BMW 640 is equipped with a bigger engine. In terms of performance, 2012 BMW 640 (311 HP @ 4400 RPM) has 158 more horse power than 2009 Mercury Mariner. (153 HP @ 6000 RPM) In normal driving conditions, 2012 BMW 640 should accelerate faster than 2009 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercury Mariner weights approximately 135 kg more than 2012 BMW 640.
Because 2009 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2012 BMW 640. In wet, icy, snow, or gravel driving conditions, 2009 Mercury Mariner 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, 2012 BMW 640 (630 Nm @ 1500 RPM) has 446 more torque (in Nm) than 2009 Mercury Mariner. (184 Nm @ 4500 RPM). This means 2012 BMW 640 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercury Mariner.
Compare all specifications:
| 2009 Mercury Mariner | 2012 BMW 640 | |
| Make | Mercury | BMW |
| Model | Mariner | 640 |
| Year Released | 2009 | 2012 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2488 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 311 HP |
| Engine RPM | 6000 RPM | 4400 RPM |
| Torque | 184 Nm | 630 Nm |
| Torque RPM | 4500 RPM | 1500 RPM |
| Fuel Type | Gasoline / Electric Hybrid | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1925 kg | 1790 kg |
| Vehicle Length | 4440 mm | 4894 mm |
| Vehicle Width | 1810 mm | 1894 mm |
| Vehicle Height | 1730 mm | 1369 mm |
| Wheelbase Size | 2630 mm | 2855 mm |
| Fuel Consumption Highway | 8.7 L/100km | 4.8 L/100km |
| Fuel Consumption City | 8.1 L/100km | 6.7 L/100km |
| Fuel Consumption Overall | 8.4 L/100km | 5.5 L/100km |
| Fuel Tank Capacity | 57 L | 70 L |
