We recommend that students have approximately NZ$200-NZ$300 per week for their living expenses other than the cost of tuition and accommodation.

Here are some samples

Categories   Items       May-16 Price (NZD)
Food and Drink Apples (1kg) 2.5
Pack of Chocolate Biscuits 2.3
Beer (12 pack) 25.00-30.00
Cup of Coffee 5
Milk – standard, 2 litters 3.6  
Bread – white sliced loaf (600g) 1.55  
Water (0.33 litter bottle)   2.86  
McDonald’s Big Mac Combo 6
Entertainment Movie Ticket 14.00-20.00
Museums 25
Auckland Zoo 28
Clothing Pair of jeans 60.00 – 200.00
T-shirt 20
Sweater 50
Transport City Bus 1.80 – 4.50
Monthly bus pass 190
Train fare 1.70 – 10.30
Other Newspaper (New Zealand Herald) 2
GP/doctor’s visit – adult   37.14  
Toilet Paper (12 pack) 6
Postage for International Air 2

*These web sites would help you to check cost of living in NZ live in New Zealand Cost of living in NZ