Why were the british able to win the battle of britain?

The British were able to win the battle of Britain because they were fighting in their own air space and have a better use of radars.

Explanation:

This battle was developed in the World War II (WWII) on July 10th, 1940 after Hitler had conquered almost all of Europe. The battle was an air battle and confront British against Germans.

Even though the German had superiority in the number of aircrafts, the British were defending their territory and this gave them the advantage of knowing the territory and they also had the command in the use of the radar.