While Ramsey respects the Germans' quality, he believes Arsène Wenger's side have the ability to progress in the competition.
"On our day we're capable of producing good results against anybody and we've proven that over the last few seasons," he said. "But consistency has been the issue with us.
"Whether it will take us to win something before we actually believe that we can go on and be a threat in everything, I don't know. On our day we're more than capable of producing great performances and great results.