Zenit are among the 25 most powerful clubs in Europe

Gracenote Sports, part of the Nielsen Company, have presented a list naming the most powerful European football clubs, placing Zenit 22 on the table. 
Zenit are the only Russian club named in the list and are in illustrious company with Real Madrid, Barcelona and Bayern Munich. 

The full list of clubs and their rankings can be seen here

Gracenote Sports take into account the results of the teams over the last 4 years.