2005 Ford Shelby GR-1 Concept vs. 2011 Citroen C4
To start off, 2011 Citroen C4 is newer by 6 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 487 more horse power than 2011 Citroen C4. (118 HP @ 6000 RPM). In normal driving conditions, 2005 Ford Shelby GR-1 Concept should accelerate faster than 2011 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Shelby GR-1 Concept weights approximately 494 kg more than 2011 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Ford Shelby GR-1 Concept is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Ford Shelby GR-1 Concept. However, in wet, icy, snow, or gravel driving conditions, 2011 Citroen C4, being front wheel drive (FWD), will offer much better control with better grip. 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 519 more torque (in Nm) than 2011 Citroen C4. (160 Nm @ 4250 RPM). This means 2005 Ford Shelby GR-1 Concept will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C4.
Compare all specifications:
| 2005 Ford Shelby GR-1 Concept | 2011 Citroen C4 | |
| Make | Ford | Citroen |
| Model | Shelby GR-1 Concept | C4 |
| Year Released | 2005 | 2011 |
| Body Type | Coupe | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 6392 cc | 1598 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 605 HP | 118 HP |
| Engine RPM | 6750 RPM | 6000 RPM |
| Torque | 679 Nm | 160 Nm |
| Torque RPM | 5500 RPM | 4250 RPM |
| Engine Bore Size | 93.1 mm | 77.1 mm |
| Engine Stroke Size | 94 mm | 85.8 mm |
| Engine Compression Ratio | 10.8:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1769 kg | 1275 kg |
| Vehicle Length | 4420 mm | 4270 mm |
| Vehicle Width | 1900 mm | 1780 mm |
| Vehicle Height | 1170 mm | 1460 mm |
| Wheelbase Size | 2550 mm | 2610 mm |
| Fuel Tank Capacity | 132 L | 60 L |
