No, Auckland.
There are no towns in NZ with a population bigger than 50,000 (the definition of a city in NZ) the largest town beginning with S is Stoke in Wellington, population around 15,000.
Wellington
Auckland is not the capital of NZ... its Wellington.. but AUCKLAND is the largest city of New Zealand, on an isthmus of northwest North Island. It is a major port and an industrial center.
the wellington region (wellington)
Welly(wellington)
Wellington is the capital of New Zealand.
upper hutt
wellington
wellington
The largest city in New Zealand is Auckland. This is regardless of whether you mean the Auckland City territorial authority (roughly equal to county), or the Auckland urban area. It has a current population of 1,400,000 which is about one quarter of the total NZ population
wellington NZ has an international airport.
It is 17 miles from Eastbourne to Wellington Railway Station.