The calculated distance (air line) between Pilisvörösvár and Tatabánya is approximately 24 miles respectively 39 kilometers.
By car or train, the actual journey to Tatabánya is certainly longer, as only the direct route (as the crow flies) between Pilisvörösvár and Tatabánya has been calculated here.
Air line (approximately)
39 kilometers
21 nautical miles