Coach Gordon Tietjens said his team was tested throughout the tournament.
The Kiwis defeated England 29-14 in the final this morning.
Meanwhile, Metuisela Talebula was the top points scorer in Scotland and he was also the joint top try scorer with New Zealand’s Waisake Naholo.
The final leg of the series will be held in England this weekend.
Fiji takes on Spain at 9.30pm Saturday, then Zimbabwe at 12.36am Sunday.
Fiji’s final pool match is at 5.22am Sunday.
The Cup quarters kick off at 9.58pm Sunday.