Wealthfront and Betterment are the two largest independent robo-advisors. Compare their fees, features, tax optimisation, account types, and which is better for your situation. Both platforms excel at automated tax-loss harvesting, but they differ in direct indexing thresholds, human advisor access, and cash management tools. If you're looking for an even lower-cost option, see the Vanguard Digital Advisor at just 0.15% all-in. Explore the full robo-advisors hub to find the best fit for your investing style.