2006 GMC Sierra vs. 2007 Saleen S7
To start off, 2007 Saleen S7 is newer by 1 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 7,000 cc (8 cylinders), 2007 Saleen S7 is equipped with a bigger engine. In terms of performance, 2007 Saleen S7 (750 HP @ 6300 RPM) has 555 more horse power than 2006 GMC Sierra. (195 HP @ 4600 RPM) In normal driving conditions, 2007 Saleen S7 should accelerate faster than 2006 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1070 kg more than 2007 Saleen S7.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Saleen S7. 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, 2007 Saleen S7 (949 Nm @ 4800 RPM) has 596 more torque (in Nm) than 2006 GMC Sierra. (353 Nm @ 2800 RPM). This means 2007 Saleen S7 will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2006 GMC Sierra | 2007 Saleen S7 | |
| Make | GMC | Saleen |
| Model | Sierra | S7 |
| Year Released | 2006 | 2007 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4293 cc | 7000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 195 HP | 750 HP |
| Engine RPM | 4600 RPM | 6300 RPM |
| Torque | 353 Nm | 949 Nm |
| Torque RPM | 2800 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Number of Seats | 3 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2317 kg | 1247 kg |
| Vehicle Length | 5710 mm | 4755 mm |
| Vehicle Width | 2000 mm | 1981 mm |
| Vehicle Height | 1810 mm | 1041 mm |
| Wheelbase Size | 3380 mm | 2692 mm |
