2005 Ford Shelby GR-1 Concept vs. 2006 GMC Envoy
To start off, 2006 GMC Envoy is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Ford Shelby GR-1 Concept. In addition, the cost of maintenance, including insurance, on 2005 Ford Shelby GR-1 Concept would be higher. At 6,392 cc (10 cylinders), 2005 Ford Shelby GR-1 Concept is equipped with a bigger engine. In terms of performance, 2005 Ford Shelby GR-1 Concept (605 HP @ 6750 RPM) has 313 more horse power than 2006 GMC Envoy. (292 HP @ 6000 RPM). In normal driving conditions, 2005 Ford Shelby GR-1 Concept should accelerate faster than 2006 GMC Envoy. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 890 kg more than 2005 Ford Shelby GR-1 Concept.
Because 2006 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2005 Ford Shelby GR-1 Concept. In wet, icy, snow, or gravel driving conditions, 2006 GMC Envoy 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, 2005 Ford Shelby GR-1 Concept (679 Nm @ 5500 RPM) has 303 more torque (in Nm) than 2006 GMC Envoy. (376 Nm @ 4800 RPM). This means 2005 Ford Shelby GR-1 Concept will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Envoy.
Compare all specifications:
| 2005 Ford Shelby GR-1 Concept | 2006 GMC Envoy | |
| Make | Ford | GMC |
| Model | Shelby GR-1 Concept | Envoy |
| Year Released | 2005 | 2006 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 6392 cc | 4163 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 605 HP | 292 HP |
| Engine RPM | 6750 RPM | 6000 RPM |
| Torque | 679 Nm | 376 Nm |
| Torque RPM | 5500 RPM | 4800 RPM |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1769 kg | 2659 kg |
| Vehicle Length | 4420 mm | 5280 mm |
| Vehicle Width | 1900 mm | 1900 mm |
| Vehicle Height | 1170 mm | 1920 mm |
| Wheelbase Size | 2550 mm | 3280 mm |
| Fuel Tank Capacity | 132 L | 95 L |
