SWPPX vs FNILX: which was the better investment?
Schwab S&P 500 Index Fund against Fidelity ZERO Large Cap Index Fund on real daily total-return data — every dividend reinvested, from Sep 28, 2018 to Jul 13, 2026.
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Frequently asked questions
Did SWPPX beat FNILX?
It was effectively a tie over the full overlap period (Sep 28, 2018 to Jul 13, 2026): $10,000 grew to $29,095 in SWPPX and $29,257 in FNILX, a difference of under 2%.
What would $10,000 in SWPPX be worth today?
$10,000 invested in Schwab S&P 500 Index Fund (SWPPX) on Sep 28, 2018 would be worth about $29,095 as of Jul 13, 2026, a total return of 191.0% (14.7% per year). The same $10,000 in FNILX would be worth $29,257.
Which was riskier — SWPPX or FNILX?
SWPPX swung with an annualized volatility of 19.7% and a worst peak-to-trough drop of -33.8%; FNILX ran at 19.9% volatility with a -33.8% maximum drawdown. Risk-adjusted (Sharpe ratio), that is 0.64 for SWPPX vs 0.64 for FNILX.
What data is this comparison based on?
Daily adjusted closing prices covering Sep 28, 2018 through Jul 13, 2026 — the full period where both assets have price history. Adjusted prices include dividends and splits, so these are total returns. The page refreshes with new market data every day.
Can I change the dates, amounts, or add monthly investing?
Yes — the interactive tool on this page is pre-loaded with SWPPX vs FNILX. You can set any start and end date, change the starting amount, add monthly contributions, or build a multi-asset portfolio and compare it against any benchmark.