FGKPX vs. VOO

Last updated Jun 3, 2026

FGKPX (Fidelity SAI Emerging Markets Low Volatility Index Fund) and VOO (Vanguard S&P 500 ETF) are both funds - FGKPX is a Emerging Markets Equities fund managed by Fidelity, while VOO is a S&P 500 fund tracking the S&P 500 Index. Over the past 5 years, FGKPX returned 7.08%/yr vs 14.26%/yr for VOO. A 0.59 correlation means they provide meaningful diversification when combined. FGKPX charges 0.23%/yr vs 0.03%/yr for VOO.

Performance

FGKPX vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity SAI Emerging Markets Low Volatility Index Fund (FGKPX) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FGKPX achieves a 17.61% return, which is significantly higher than VOO's 11.69% return.

FGKPX

• 1D: 1.73%
• 1M: 9.27%
• YTD: 17.61%
• 6M: 18.05%
• 1Y: 25.88%
• 3Y*: 15.10%
• 5Y*: 7.08%
• 10Y*: —

VOO

• 1D: 0.14%
• 1M: 5.39%
• YTD: 11.69%
• 6M: 12.11%
• 1Y: 29.68%
• 3Y*: 22.73%
• 5Y*: 14.26%
• 10Y*: 15.65%

*Multi-year figures are annualized to reflect compound growth (CAGR)

FGKPX vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
FGKPX Fidelity SAI Emerging Markets Low Volatility Index Fund	17.61%	12.56%	5.96%	15.28%	-12.98%	10.75%	5.22%	3.48%
VOO Vanguard S&P 500 ETF	11.69%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	21.57%

Correlation

The correlation between FGKPX and VOO is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.59
Correlation (3Y) Calculated over the trailing 3-year period	0.55
Correlation (5Y) Calculated over the trailing 5-year period	0.56
Correlation (All Time) Calculated using the full available price history since Feb 8, 2019	0.59

The correlation between FGKPX and VOO has been stable across timeframes, ranging from 0.55 to 0.59 - a consistent structural relationship.

Return for Risk

FGKPX vs. VOO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

FGKPX

FGKPX Risk / Return Rank: 77
FGKPX Sharpe Ratio Rank: 84
FGKPX Sortino Ratio Rank: 83
FGKPX Omega Ratio Rank: 81
FGKPX Calmar Ratio Rank: 78
FGKPX Martin Ratio Rank: 59

VOO

VOO Risk / Return Rank: 75
VOO Sharpe Ratio Rank: 77
VOO Sortino Ratio Rank: 75
VOO Omega Ratio Rank: 76
VOO Calmar Ratio Rank: 68
VOO Martin Ratio Rank: 80

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

FGKPX vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity SAI Emerging Markets Low Volatility Index Fund (FGKPX) and Vanguard S&P 500 ETF (VOO). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	FGKPX	VOO	Difference
Sharpe ratio Return per unit of total volatility	2.71	2.53	+0.18
Sortino ratio Return per unit of downside risk	3.92	3.43	+0.49
Omega ratio Gain probability vs. loss probability	1.54	1.46	+0.08
Calmar ratio Return relative to maximum drawdown	3.58	3.42	+0.16
Martin ratio Return relative to average drawdown	11.86	15.95	-4.08
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FGKPX vs. VOO - Sharpe Ratio Comparison

The current FGKPX Sharpe Ratio is 2.71, which is comparable to the VOO Sharpe Ratio of 2.53. The chart below compares the historical Sharpe Ratios of FGKPX and VOO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	FGKPX	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.71	2.53	+0.18
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.70	0.85	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.60	0.89	-0.29

Drawdowns

FGKPX vs. VOO - Drawdown Comparison

The maximum FGKPX drawdown since its inception was -32.05%, smaller than the maximum VOO drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for FGKPX and VOO.

Drawdown Indicators

	FGKPX	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-32.05%	-33.99%	+1.94%
Max Drawdown (1Y) Largest decline over 1 year	-6.93%	-8.90%	+1.97%
Max Drawdown (3Y) Largest decline over 3 years	-12.67%	-18.69%	+6.02%
Max Drawdown (5Y) Largest decline over 5 years	-20.69%	-24.52%	+3.83%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	0.00%	0.00%	0.00%
Average Drawdown Average peak-to-trough decline	-5.31%	-3.69%	-1.62%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.09%	1.91%	+0.18%

Volatility

FGKPX vs. VOO - Volatility Comparison

Fidelity SAI Emerging Markets Low Volatility Index Fund (FGKPX) has a higher volatility of 4.11% compared to Vanguard S&P 500 ETF (VOO) at 2.74%. This indicates that FGKPX's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FGKPX	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.11%	2.74%	+1.37%
Volatility (6M) Calculated over the trailing 6-month period	8.14%	8.88%	-0.74%
Volatility (1Y) Calculated over the trailing 1-year period	9.66%	11.78%	-2.12%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	10.23%	16.81%	-6.58%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	12.51%	18.01%	-5.50%

FGKPX vs. VOO - Expense Ratio Comparison

FGKPX has a 0.23% expense ratio, which is higher than VOO's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

FGKPX vs. VOO - Dividend Comparison

FGKPX's dividend yield for the trailing twelve months is around 6.59%, more than VOO's 1.02% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FGKPX Fidelity SAI Emerging Markets Low Volatility Index Fund	6.59%	7.75%	5.07%	2.91%	1.88%	2.30%	1.77%	1.88%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.02%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Frequently Asked Questions

Can I hold both FGKPX and VOO in my portfolio?

FGKPX and VOO have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FGKPX or VOO?

FGKPX has higher volatility (4.11%) compared to VOO (2.74%). In terms of maximum drawdown, FGKPX dropped -32.05% vs VOO's -33.99%.

Which has better risk-adjusted returns?

FGKPX currently has the higher Sharpe Ratio (2.71 vs 2.53), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.