2005 Ford Shelby GR-1 Concept vs. 1974 Mercury Montego
To start off, 2005 Ford Shelby GR-1 Concept is newer by 31 year(s). Which means there will be less support and parts availability for 1974 Mercury Montego. In addition, the cost of maintenance, including insurance, on 1974 Mercury Montego would be higher. At 6,555 cc (8 cylinders), 1974 Mercury Montego is equipped with a bigger engine. In terms of performance, 2005 Ford Shelby GR-1 Concept (605 HP @ 6750 RPM) has 437 more horse power than 1974 Mercury Montego. (168 HP @ 4200 RPM). In normal driving conditions, 2005 Ford Shelby GR-1 Concept should accelerate faster than 1974 Mercury Montego. With that said, vehicle weight also plays an important factor in acceleration. 1974 Mercury Montego weights approximately 90 kg more than 2005 Ford Shelby GR-1 Concept.
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 276 more torque (in Nm) than 1974 Mercury Montego. (403 Nm @ 2200 RPM). This means 2005 Ford Shelby GR-1 Concept will have an easier job in driving up hills or pulling heavy equipment than 1974 Mercury Montego. 1974 Mercury Montego has automatic transmission and 2005 Ford Shelby GR-1 Concept has manual transmission. 2005 Ford Shelby GR-1 Concept will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1974 Mercury Montego will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Ford Shelby GR-1 Concept | 1974 Mercury Montego | |
| Make | Ford | Mercury |
| Model | Shelby GR-1 Concept | Montego |
| Year Released | 2005 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 6392 cc | 6555 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 605 HP | 168 HP |
| Engine RPM | 6750 RPM | 4200 RPM |
| Torque | 679 Nm | 403 Nm |
| Torque RPM | 5500 RPM | 2200 RPM |
| Engine Bore Size | 93.1 mm | 101.7 mm |
| Engine Stroke Size | 94 mm | 101.6 mm |
| Engine Compression Ratio | 10.8:1 | 8.4:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1769 kg | 1859 kg |
| Vehicle Length | 4420 mm | 5840 mm |
| Vehicle Width | 1900 mm | 2000 mm |
| Vehicle Height | 1170 mm | 1340 mm |
| Wheelbase Size | 2550 mm | 3000 mm |
| Fuel Tank Capacity | 132 L | 87 L |
