GBP/NZD. If you are looking for Forex pairs with good return, GBPNZD can be a profitable investment option. GBP/NZD rate equal to 1.996 at 2020-08-13 (today's range: 1.980 - 1.997). Based on our forecasts, a long-term increase is expected, the Forex rate prognosis for 2025-08-08 is 2.190. With a 5-year investment, the revenue is expected to be around +9.72%. Your current $100 investment may be up to $109.72 in 2025.