2005 Ford Shelby GR-1 Concept vs. 2010 Porsche 911
To start off, 2010 Porsche 911 is newer by 5 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 260 more horse power than 2010 Porsche 911. (345 HP @ 6500 RPM). In normal driving conditions, 2005 Ford Shelby GR-1 Concept should accelerate faster than 2010 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Shelby GR-1 Concept weights approximately 289 kg more than 2010 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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 Ford Shelby GR-1 Concept (679 Nm @ 5500 RPM) has 289 more torque (in Nm) than 2010 Porsche 911. (390 Nm @ 4400 RPM). This means 2005 Ford Shelby GR-1 Concept will have an easier job in driving up hills or pulling heavy equipment than 2010 Porsche 911.
Compare all specifications:
| 2005 Ford Shelby GR-1 Concept | 2010 Porsche 911 | |
| Make | Ford | Porsche |
| Model | Shelby GR-1 Concept | 911 |
| Year Released | 2005 | 2010 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 6392 cc | 3600 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 605 HP | 345 HP |
| Engine RPM | 6750 RPM | 6500 RPM |
| Torque | 679 Nm | 390 Nm |
| Torque RPM | 5500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1769 kg | 1480 kg |
| Vehicle Length | 4420 mm | 4460 mm |
| Vehicle Width | 1900 mm | 1808 mm |
| Vehicle Height | 1170 mm | 1311 mm |
| Wheelbase Size | 2550 mm | 2350 mm |
| Fuel Tank Capacity | 132 L | 64 L |
