2008 Ford Expedition vs. 2006 GMC Sierra
To start off, 2008 Ford Expedition is newer by 2 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 5,408 cc (8 cylinders), 2008 Ford Expedition is equipped with a bigger engine. In terms of performance, 2008 Ford Expedition (300 HP @ 5000 RPM) has 5 more horse power than 2006 GMC Sierra. (295 HP @ 5200 RPM). In normal driving conditions, 2008 Ford Expedition should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1582 kg more than 2008 Ford Expedition.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Ford Expedition. In wet, icy, snow, or gravel driving conditions, 2006 GMC Sierra 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, 2008 Ford Expedition (495 Nm @ 3750 RPM) has 41 more torque (in Nm) than 2006 GMC Sierra. (454 Nm @ 4000 RPM). This means 2008 Ford Expedition will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2008 Ford Expedition | 2006 GMC Sierra | |
| Make | Ford | GMC |
| Model | Expedition | Sierra |
| Year Released | 2008 | 2006 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5408 cc | 5326 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 300 HP | 295 HP |
| Engine RPM | 5000 RPM | 5200 RPM |
| Torque | 495 Nm | 454 Nm |
| Torque RPM | 3750 RPM | 4000 RPM |
| Engine Compression Ratio | 9.8:1 | 9.4:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 8 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1077 kg | 2659 kg |
| Vehicle Length | 5250 mm | 6330 mm |
| Vehicle Width | 2010 mm | 2000 mm |
| Vehicle Height | 1970 mm | 1880 mm |
| Wheelbase Size | 3030 mm | 4010 mm |
| Fuel Consumption Overall | 4.9 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 106 L | 129 L |
