He is 4 years younger than Carroll with development potential while at 24 Caroll has simply stagnated or even gone backward, certainly his passing doesn't seem to go forward anymore.
Their statistics from last night's game are below the graphic, take a look
Harry Winks vs Tom Carroll
Harry Winks: 1 shot, 2 key passes, 71 touches, 57 passes, 91.2% passing accuracy, 0 crosses, 0 accurate crosses, 3 long balls, 3 accurate long balls, 3 dribbles, 2 dispossessed, 2 unsuccessful touches, 2 tackles, 1 interception, 0 clearances.
Tom Carroll: 0 shots, 1 key pass, 48 touches, 35 passes, 85.7% passing accuracy, 2 crosses, 0 accurate crosses, 3 long balls, 2 accurate long balls, 0 dribbles, 2 dispossessed, 3 unsuccessful touches, 2 tackles, 2 interceptions, 1 clearance.
Harry Winks was first class tonight. A million miles better than Carroll.
Thought Spurs were in for a hiding after the second goal. The youngsters showed good character, particularly Harry Winks.
On the plus side I think @HarryWinks has been very good again. Retains the ball so well. He'll get some Premier League starts this season.
Harry Winks has been fantastic so far #COYS