New Zealand skittled Sri Lanka out for 138 in 37.5 overs in an Champions Trophy encounter at the Sophia Gardens here Sunday.
Former captain Kumar Sangakkara top scored for the South Asian islanders with 68 off 87 balls.
Mitchell McClenaghan was the pick of the Kiwi bowlers taking four wickets for 43 while Kyle Mills and Nathan McCullum chipped in with two wickets each.