1977 BMW 520 vs. 2004 Ford Mustang
To start off, 2004 Ford Mustang is newer by 27 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 4,589 cc (8 cylinders), 2004 Ford Mustang is equipped with a bigger engine. In terms of performance, 2004 Ford Mustang (390 HP @ 5500 RPM) has 270 more horse power than 1977 BMW 520. (120 HP @ 6000 RPM) In normal driving conditions, 2004 Ford Mustang should accelerate faster than 1977 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2004 Ford Mustang weights approximately 406 kg more than 1977 BMW 520. 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, 2004 Ford Mustang (529 Nm) has 369 more torque (in Nm) than 1977 BMW 520. (160 Nm). This means 2004 Ford Mustang will have an easier job in driving up hills or pulling heavy equipment than 1977 BMW 520.
Compare all specifications:
| 1977 BMW 520 | 2004 Ford Mustang | |
| Make | BMW | Ford |
| Model | 520 | Mustang |
| Year Released | 1977 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1990 cc | 4589 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 120 HP | 390 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 160 Nm | 529 Nm |
| Engine Bore Size | 80 mm | 90 mm |
| Engine Stroke Size | 66 mm | 90 mm |
| Engine Compression Ratio | 9.2:1 | 8.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1716 kg |
| Vehicle Length | 4630 mm | 4670 mm |
| Vehicle Width | 1700 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2640 mm | 2620 mm |
| Fuel Tank Capacity | 70 L | 59 L |
