Hedged share classes would typically have the same fees as the base currency share class. The difference in performance would arise from the hedging cost between the 2 currencies. Main benefits of investing in hedged share class (assuming SGD share class in this example) would be for convienence and also reducing any short term FX volatility in the market. But yes, you are correct in saying that over a long investment period (20 years), FX risk would smoothen out gradually
Hedged share classes would typically have the same fees as the base currency share class. The difference in performance would arise from the hedging cost between the 2 currencies. Main benefits of investing in hedged share class (assuming SGD share class in this example) would be for convienence and also reducing any short term FX volatility in the market. But yes, you are correct in saying that over a long investment period (20 years), FX risk would smoothen out gradually