Honduras international David Suazo capitalised on a weak back-pass by Marco Di Loreto to give the Sardinians a first-half lead and increase their hopes of claiming their first win of the campaign.

But Luca Toni toe-poked his 12th goal of the season to level the score soon after the break before Martin Jorgensen's low drive sealed victory nine minutes from time.

The Florence club are now emerging as genuine title contenders but their coach Cesare Prandelli was keeping his feet firmly on the ground.