2006 Mercury Mariner vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Mercury Mariner. In addition, the cost of maintenance, including insurance, on 2006 Mercury Mariner would be higher. At 6,200 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, 2012 GMC Sierra (403 HP @ 5700 RPM) has 250 more horse power than 2006 Mercury Mariner. (153 HP @ 5800 RPM) In normal driving conditions, 2012 GMC Sierra should accelerate faster than 2006 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 427 kg more than 2006 Mercury Mariner. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2012 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2006 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 GMC Sierra (565 Nm @ 4300 RPM) has 359 more torque (in Nm) than 2006 Mercury Mariner. (206 Nm @ 4250 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner.
Compare all specifications:
| 2006 Mercury Mariner | 2012 GMC Sierra | |
| Make | Mercury | GMC |
| Model | Mariner | Sierra |
| Year Released | 2006 | 2012 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2262 cc | 6200 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 153 HP | 403 HP |
| Engine RPM | 5800 RPM | 5700 RPM |
| Torque | 206 Nm | 565 Nm |
| Torque RPM | 4250 RPM | 4300 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1925 kg | 2352 kg |
| Vehicle Length | 4450 mm | 5839 mm |
| Vehicle Width | 1790 mm | 2032 mm |
| Vehicle Height | 1780 mm | 1875 mm |
| Wheelbase Size | 2630 mm | 3645 mm |
| Fuel Consumption | 9.8 L/100km | 13.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 18.1 L/100km |
| Fuel Tank Capacity | 62 L | 98 L |
