Comparison · Reviewed 6 September 2026
Robo-advisors automate rebalancing and tax-loss harvesting for 0.25–0.5% annually; self-directed costs time but no fees.
Robo-advisors (Betterment, Wealthfront, Vanguard Personal Advisor) manage portfolios automatically. You choose risk level, they handle the rest. Self-directed means you manage everything. Choose based on time, interest, and portfolio size.
Comparison table
| Factor | Robo-Advisor | Self-Directed |
|---|---|---|
| Annual fee | 0.25–0.5% AUM (+ fund fees 0.05–0.10%) | $0 (only fund fees, 0.03–0.10%) |
| Time commitment | 30 minutes setup, quarterly review | 1–5 hours/month (active management) |
| Rebalancing | Automatic quarterly/threshold-based | You decide frequency (often neglected) |
| Tax-loss harvesting | Automatic (big advantage) | Manual (requires discipline) |
| Customization | Limited (risk-based templates) | Full control (sectors, stocks, exclusions) |
| Human advisor access? | Some offer (+ $0.15–0.5% fee) | N/A (unless you hire one) |
| Account minimum | Often $500–$5,000 | Often $0 (depends on brokerage) |
10-year cost comparison ($100K portfolio)
| Scenario | Robo-Advisor (0.35%) | Self-Directed (0.05%) | Difference |
|---|---|---|---|
| 7% annual return, no tax impact | $193,000 | $197,000 | −$4,000 (robo) |
| With tax-loss harvesting benefit (+0.5%/year to robo only) | $198,000 | $197,000 | +$1,000 (robo wins) |
Tax-loss harvesting: Robo-advisor secret weapon
Robo-advisors automatically harvest losses, offset gains, reduce taxable income. Average benefit: 0.5–1.0% annual return boost (for taxable accounts). This can offset robo fees entirely.
Self-directed: most people don't do it (behavioral inertia). If you do, you've matched robo benefit.
When to use robo-advisor
- Hands-off investor; don't enjoy financial management
- Moderate portfolio ($50K–$5M) where fee is reasonable
- Want tax-loss harvesting without manual effort
- Don't need customization (sector picks, stock screens)
- Prefer "set and forget" discipline
When to use self-directed
- Enjoy investing and financial management
- Want full customization (specific stocks, sectors, ESG screens)
- High income earner (tax strategies matter, robo limits options)
- Small portfolio (fees eat returns) or very large (custom advice better)
- Don't mind manually harvesting losses (and actually do it)
Hybrid approach: Best of both
- Use robo-advisor for core portfolio (60–80%, automated)
- Self-direct satellite positions (20–40%, active bets)
- Robo handles rebalancing + tax harvesting; you get creative control
- Cost: 0.15–0.25% (less than full robo, more than pure self-directed)
Recommendation: If you value your time > $100–300/year, use robo-advisor (0.35% fee ≈ $350/year on $100K). If you enjoy investing or need full control, self-direct (commit to tax-loss harvesting). Track which you actually do; don't let robo pay for automation you never use.