Which is why the Tempest's superb roll rate trumped mere horizontal turning contests..
The FW 190 had a much faster rate of roll than the Tempest. According to the document you linked, the 190 and Tempest had very similar turning circles. So, where is the advantage for the Tempest?
"Turning Circles
41. There is very little difference in turning circles between the two aircraft. If anything a very slight advantage lies with the Tempest.
Rate of Roll
42. The Tempest V cannot compare with the FW 190. "
Compared to the Mustang III:
"Turning Circle
28. The Tempest is not quite as good as the Mustang III.
Rate of Roll
29. The Tempest is not so good. This attribute may be improved upon later aircraft with re-designed ailerons. "