Mancini was sacked by Inter Milan in 2008 despite having just won Serie A for the third successive season and was replaced by Mourinho, who went on to win the Treble - Serie A, Coppa Italia and Champions League - with the club in 2010.
However, the former Italy striker denies winning the Champions League with Inter for the first time since 1965 means Mourinho has a better record at the club than him.
"No," he said emphatically. "Mourinho won the Champions League because he took a good team. He took a team that, like Manchester City, I had built."
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