Manuel Pellegrini’s men currently occupy fourth place in the standings with two games in hand, six points adrift of the table-topping Blues.
The Citizens are in good spirits following their 3-1 Capital One Cup title win over Sunderland last weekend and face an FA Cup clash with Wigan on Sunday before resuming their league duties, and Nasri says he is not daunted by the challenge of overhauling the pace-setters.
“I’m not scared about Chelsea or the league,” The Mirror quotes the 26-year-old as saying. “There is plenty more to play and everyone is going to have difficult games.
“If we win our two games in hand, we are going to be top of the league. But it’s better not to talk and to act on the pitch.
“We’re there in the league and if we win our two games in hand, we will be top with Chelsea.”