Every investor has unique needs. For the purposes of this analysis, we’re assuming that you are: A long-term investor, your investment horizon is more than 10 yearsLooking for a ‘invest and forget’ approach. Expecting in-line market returnsPrimarily looking to grow your investments over building passive income stream The ‘best’ ETFs in this case for you would mean that they’re reliable (tracks, replicates an index) and cost-effective for you to optimise returns in the long-run.