The Focke-Wulf FW190 and the North American P-51 Mustang were both World War II-era fighter aircraft, but there are significant differences in their design and performance.
In terms of top speed, the P-51 Mustang generally had a slight advantage over the FW190. The P-51D variant, for example, had a maximum speed of around 437 miles per hour (703 kilometers per hour), while the FW190A-8 variant had a top speed of approximately 408 miles per hour (657 kilometers per hour). These speeds can vary depending on factors such as altitude and engine configuration.
The speed difference between the two aircraft can be attributed to various factors, including their aerodynamic design, engine power, and weight. The P-51 Mustang, especially in its later variants, had a more streamlined and efficient airframe, which contributed to its speed. It was powered by the Rolls-Royce Merlin engine, which provided a significant amount of horsepower and performance.
On the other hand, the FW190 had a more compact and robust airframe, designed for agility and firepower. While it was a formidable aircraft in its own right, the FW190's design prioritized maneuverability and firepower over pure speed. Additionally, the FW190 used various engines throughout its production, and while it had good acceleration and climb rates, it generally had a slightly lower top speed compared to the P-51 Mustang.
It's important to note that these speed figures are based on the stock configurations of the aircraft. Modifications, upgrades, and individual variations in performance could result in different speeds for specific models or instances of these aircraft.