VND/ZAR: what to know
The VND/ZAR rate shows how much ZAR you get for 1 VND. Right now, 1 VND buys 0.000627997 ZAR at the mid-market rate. In the other direction, 1 ZAR is worth 1,592.36 VND.
In the short term VND is driven mainly by exports and central-bank policy, while ZAR responds to commodity prices and risk appetite.
The Vietnamese Dong (VND) is issued by State Bank of Vietnam. The đồng has very high denominations — notes go up to 500,000. The South African Rand (ZAR) is issued by South African Reserve Bank. The rand is named after the Witwatersrand ridge, where gold was discovered.
Use this mid-market figure as your benchmark: compare it with the rate your bank or broker quotes, and the difference is the margin you would pay.