1971 Ford Mustang vs. 2005 BMW 645
To start off, 2005 BMW 645 is newer by 34 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 4 more horse power than 2005 BMW 645. (326 HP @ 6100 RPM). In normal driving conditions, 1971 Ford Mustang should accelerate faster than 2005 BMW 645. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 280 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 @ 4000 RPM) has 56 more torque (in Nm) than 2005 BMW 645. (447 Nm @ 3600 RPM). This means 1971 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 645. 2005 BMW 645 has automatic transmission and 1971 Ford Mustang has manual transmission. 1971 Ford Mustang will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Ford Mustang | 2005 BMW 645 | |
| Make | Ford | BMW |
| Model | Mustang | 645 |
| Year Released | 1971 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5752 cc | 4392 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 330 HP | 326 HP |
| Engine RPM | 5400 RPM | 6100 RPM |
| Torque | 503 Nm | 447 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Engine Bore Size | 101.6 mm | 92 mm |
| Engine Stroke Size | 88.9 mm | 83 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1895 kg |
| Vehicle Length | 4820 mm | 4830 mm |
| Vehicle Width | 1890 mm | 1860 mm |
| Vehicle Height | 1280 mm | 1380 mm |
| Wheelbase Size | 2780 mm | 2890 mm |
| Fuel Tank Capacity | 75 L | 70 L |
