In New Zealand we have a number of banks that offer similar home loan interest which some offering special discounted rates at times.u003cbr/u003eBank of China generally offers the lowest home loan interest rates, but the loans are not as flexible as some other banks. TSB Bank is a New Zealand owned bank and generally offers a very competitive home loan interest rate trying always to remain lower than the big four Australian owned banks; ANZ, ASB, BNZ and Westpac.