FSPGX vs VIGAX: which was the better investment?
Fidelity Large Cap Growth Index Fund against Vanguard Growth Index Fund Admiral Shares on real daily total-return data — every dividend reinvested, from Jun 16, 2016 to Jul 13, 2026.
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Frequently asked questions
Did FSPGX beat VIGAX?
Yes — measured from Jun 16, 2016 to Jul 13, 2026 with dividends reinvested, FSPGX came out ahead: $53,824 versus $52,429 from a $10,000 start. That gap compounds from a 18.2% annual return against 17.9%.
What would $10,000 in FSPGX be worth today?
$10,000 invested in Fidelity Large Cap Growth Index Fund (FSPGX) on Jun 16, 2016 would be worth about $53,824 as of Jul 13, 2026, a total return of 438.2% (18.2% per year). The same $10,000 in VIGAX would be worth $52,429.
Which was riskier — FSPGX or VIGAX?
FSPGX swung with an annualized volatility of 21.1% and a worst peak-to-trough drop of -32.7%; VIGAX ran at 21.6% volatility with a -35.6% maximum drawdown. Risk-adjusted (Sharpe ratio), that is 0.77 for FSPGX vs 0.73 for VIGAX.
What data is this comparison based on?
Daily adjusted closing prices covering Jun 16, 2016 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 FSPGX vs VIGAX. 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.