2004 BMW 645 vs. 1971 Ford Mustang
To start off, 2004 BMW 645 is newer by 33 year(s). Which means there will be less support and parts availability for 1971 Ford Mustang. In addition, the cost of maintenance, including insurance, on 1971 Ford Mustang would be higher. At 5,752 cc (8 cylinders), 1971 Ford Mustang is equipped with a bigger engine. In terms of performance, 1971 Ford Mustang (330 HP @ 5400 RPM) has 8 more horse power than 2004 BMW 645. (322 HP @ 7400 RPM) In normal driving conditions, 1971 Ford Mustang should accelerate faster than 2004 BMW 645. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 100 kg more than 1971 Ford Mustang.
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, 1971 Ford Mustang (503 Nm) has 56 more torque (in Nm) than 2004 BMW 645. (447 Nm). This means 1971 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 645.
Compare all specifications:
| 2004 BMW 645 | 1971 Ford Mustang | |
| Make | BMW | Ford |
| Model | 645 | Mustang |
| Year Released | 2004 | 1971 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4392 cc | 5752 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 322 HP | 330 HP |
| Engine RPM | 7400 RPM | 5400 RPM |
| Torque | 447 Nm | 503 Nm |
| Engine Bore Size | 92 mm | 101.6 mm |
| Engine Stroke Size | 83 mm | 88.9 mm |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1715 kg | 1615 kg |
| Vehicle Length | 4840 mm | 4820 mm |
| Vehicle Width | 1860 mm | 1890 mm |
| Vehicle Height | 1380 mm | 1280 mm |
| Wheelbase Size | 2790 mm | 2780 mm |
| Fuel Tank Capacity | 70 L | 75 L |
