As an updated reference list, here are the 100 Top UCITS ETFs, listed in London, domiciled in Ireland, and denominated in US dollars, with over US$100mio in assets as of this writing. Before I have mostly focused on posting lists of top UCITS ETFs by Blackrock’s iShares (which still has the best website IMHO), State Street, and Vanguard.
UCITS ETFs tend to be more efficient for non-US investors not subject to PFIC rules, such as UK SIPP and Hong Kong ORSO plans. This list is for reference and discussion purposes only and is neither investment advice nor tax advice.
As a second reference, here are the Top UCITS ETFs listed in London and denominated in GBP: