1985 Ferrari Testarossa vs. 2005 Ford Shelby GR-1 Concept
To start off, 2005 Ford Shelby GR-1 Concept is newer by 20 year(s). Which means there will be less support and parts availability for 1985 Ferrari Testarossa. In addition, the cost of maintenance, including insurance, on 1985 Ferrari Testarossa 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 220 more horse power than 1985 Ferrari Testarossa. (385 HP @ 6300 RPM) In normal driving conditions, 2005 Ford Shelby GR-1 Concept should accelerate faster than 1985 Ferrari Testarossa. With that said, vehicle weight also plays an important factor in acceleration. 2005 Ford Shelby GR-1 Concept weights approximately 184 kg more than 1985 Ferrari Testarossa. 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 179 more torque (in Nm) than 1985 Ferrari Testarossa. (500 Nm @ 4500 RPM). This means 2005 Ford Shelby GR-1 Concept will have an easier job in driving up hills or pulling heavy equipment than 1985 Ferrari Testarossa.
Compare all specifications:
| 1985 Ferrari Testarossa | 2005 Ford Shelby GR-1 Concept | |
| Make | Ferrari | Ford |
| Model | Testarossa | Shelby GR-1 Concept |
| Year Released | 1985 | 2005 |
| Body Type | Coupe | Coupe |
| Engine Position | Middle | Front |
| Engine Size | 4941 cc | 6392 cc |
| Engine Cylinders | 12 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 385 HP | 605 HP |
| Engine RPM | 6300 RPM | 6750 RPM |
| Torque | 500 Nm | 679 Nm |
| Torque RPM | 4500 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1585 kg | 1769 kg |
| Vehicle Length | 4490 mm | 4420 mm |
| Vehicle Width | 1980 mm | 1900 mm |
| Vehicle Height | 1140 mm | 1170 mm |
| Wheelbase Size | 2560 mm | 2550 mm |
