Real Madrid came from behind to clinch a 2-1 win against Bayern Munich in the first leg of their Champions League quarter-final tie at the Allianz Arena.
The Bundesliga giants saw Javi Martinez sent off, and Real fully capitalised as Ronaldo scored a double.
His strikes saw him become the first player to net 100 times in European competitions.
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Cristiano Ronaldo reckons Real Madrid could have won by more goals
Manuel Neuer prevented Real Madrid from scoring more
I think if Neuer had not been on such form we would have scored more goals
Neuer made a few impressive saves to keep the score down.
Ronaldo acknowledged the chances Real created, but thinks Neuer stopped them from completely killing off the tie.
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“I think if Neuer had not been on such form we would have scored more goals,” Ronaldo said.
“Football is a real bag full of surprise and in a few minutes anything can happen.
“We scored, then Bayern had a man sent off and things suddenly became easier for us.”