2005 Mercury Mariner vs. 2011 Infiniti M
To start off, 2011 Infiniti M is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Mercury Mariner. In addition, the cost of maintenance, including insurance, on 2005 Mercury Mariner would be higher. At 5,600 cc (8 cylinders), 2011 Infiniti M is equipped with a bigger engine. In terms of performance, 2011 Infiniti M (420 HP @ 6000 RPM) has 267 more horse power than 2005 Mercury Mariner. (153 HP @ 5800 RPM) In normal driving conditions, 2011 Infiniti M should accelerate faster than 2005 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti M weights approximately 248 kg more than 2005 Mercury Mariner. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2011 Infiniti M. In wet, icy, snow, or gravel driving conditions, 2005 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, 2011 Infiniti M (565 Nm @ 4400 RPM) has 359 more torque (in Nm) than 2005 Mercury Mariner. (206 Nm @ 4250 RPM). This means 2011 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercury Mariner.
Compare all specifications:
| 2005 Mercury Mariner | 2011 Infiniti M | |
| Make | Mercury | Infiniti |
| Model | Mariner | M |
| Year Released | 2005 | 2011 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 5600 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 153 HP | 420 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 206 Nm | 565 Nm |
| Torque RPM | 4250 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1579 kg | 1827 kg |
| Vehicle Length | 4430 mm | 4945 mm |
| Vehicle Width | 1790 mm | 1844 mm |
| Vehicle Height | 1730 mm | 1501 mm |
| Wheelbase Size | 2630 mm | 2901 mm |
| Fuel Consumption Highway | 10.2 L/100km | 9.4 L/100km |
| Fuel Consumption City | 11.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 62 L | 76 L |
