The Italian Fabio Borini gave Sunderland a stunning lead in the early 10th minute of a game with a superb effort from a tight angle.
Stunning goals by Yaya Toure, Samir Nasri and Jesus Navas in the second half helps the Citizens to lift the Capital One Cup final at Wembley yesterday.
However, despite losing their Champions League knock out clash against Barcelona with a two goal, Manchester City remains favourites to claim the domestic tournaments the English Premier League and The FA Cup.
The Chilean believes there is still more to come from his team and looking forward to earn three more trophies this season.
“For such an important club, to fail for the second time is not good. Today it was very important for us to win after what happened last year,” Manuel told the clubs official site.