2005 GMC Sierra vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 1 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 121 more horse power than 2006 Mercury Mariner. (200 HP @ 6000 RPM). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2006 Mercury Mariner. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 699 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2005 GMC Sierra (370 Nm @ 4000 RPM) has 108 more torque (in Nm) than 2006 Mercury Mariner. (262 Nm @ 4850 RPM). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercury Mariner.
Compare all specifications:
| 2005 GMC Sierra | 2006 Mercury Mariner | |
| Make | GMC | Mercury |
| Model | Sierra | Mariner |
| Year Released | 2005 | 2006 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2999 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 321 HP | 200 HP |
| Engine RPM | 5000 RPM | 6000 RPM |
| Torque | 370 Nm | 262 Nm |
| Torque RPM | 4000 RPM | 4850 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2270 kg | 1571 kg |
| Vehicle Length | 5790 mm | 4450 mm |
| Vehicle Width | 2000 mm | 1790 mm |
| Vehicle Height | 1850 mm | 1780 mm |
| Wheelbase Size | 3650 mm | 2630 mm |
| Fuel Consumption Overall | 13.1 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 117 L | 62 L |
