VOO expense ratio: 0.03%
VUAA expense ratio: 0.07%
當每年派息1.5%
VOO with-holding tax:30% = 0.45%
VUAA with-holding tax 15% = 0.225%
VOO: 0.45%+0.03% = 0.48%
VUAA: 0.225%+0.07% = 0.295%
相差大概0.2%
投資每一百萬HKD, VOO會比VUAA差$2,000
當然VUAA買賣手續費貴過VOO, volume又細過VOO
但大額長線投資黎講就應該揀VUAA or VUSD之類
https://www.bogleheads.org/wiki/Nonresident_alien%27s_ETF_domicile_decision_table
香港同USA冇任何tax treaty, 係ETF domicile recommendations table 屬於other countries, boglehead就講明any amount 都要pefer "Non-US domiciled ETFs"