Generated September 26, 2026.
Both aim to capture the full US stock market across all capitalizations, but they serve different investor types and come with distinct tax and operational trade-offs.
How they differ
The headline difference is cost: FZROX carries 0.00%, making it cheaper to own on a dollar basis, while VTI charges 0.03%—a meaningful gap when measured in basis points, though both are among the cheapest index funds available. Beyond fees, they differ in structure and asset base. Both track near-identical beta (FZROX at 1.03, VTI at 1.0379), confirming they're capturing the same market move.
Who each is best for
FZROX: Fits investors prioritizing the absolute lowest cost to entry and willing to accept mutual-fund structure and annual distributions in exchange for zero expense ratios. Works well for those making periodic contributions to a core portfolio and indifferent to intraday trading. The larger asset base appeals to those concerned with fund stability and operational depth.
Key risks to know
- Index methodology drift: VTI tracks the Morningstar US Total Market Index while FZROX tracks a broader Fidelity methodology; holdings and sector weightings may diverge subtly, causing performance to track differently during market rotations despite similar stated scope.
- Tracking error from fee divergence: Despite minimal fees, the 0.00% advantage compounds over decades; a 0.00% fund will outpace a 0.03% fund by about 0.03% annually, all else equal, widening the performance gap over long holding periods. If you value ETF tradability, quarterly income, or a larger asset base for operational peace of mind, VTI's 0.03% cost is modest insurance for those conveniences. Both capture the same broad US market exposure; the choice hinges on structure preference and how you intend to use the fund, not on fundamental market risk. Past performance does not guarantee future results.
AI-generated analysis for educational purposes only. Verify important details independently; past performance does not guarantee future results.