SPFF vs. SIL

Last updated Jun 4, 2026

SPFF (Global X SuperIncome Preferred ETF) and SIL (Global X Silver Miners ETF) are both exchange-traded funds - SPFF is a Preferred Stock/Convertible Bonds fund tracking the S&P Enhanced Yield North American Preferred Stock Index, while SIL is a Silver fund tracking the Solactive Global Silver Miners Total Return Index. Both are passively managed. Over the past 10 years, SPFF returned 3.13%/yr vs 10.69%/yr for SIL. At a 0.24 correlation, their price movements are largely independent. SPFF charges 0.58%/yr vs 0.65%/yr for SIL.

Performance

SPFF vs. SIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X SuperIncome Preferred ETF (SPFF) and Global X Silver Miners ETF (SIL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SPFF achieves a 6.91% return, which is significantly higher than SIL's 4.75% return. Over the past 10 years, SPFF has underperformed SIL with an annualized return of 3.13%, while SIL has yielded a comparatively higher 10.69% annualized return.

SPFF

• 1D: -0.20%
• 1M: 3.90%
• YTD: 6.91%
• 6M: 8.28%
• 1Y: 18.49%
• 3Y*: 8.98%
• 5Y*: 2.16%
• 10Y*: 3.13%

SIL

• 1D: -4.96%
• 1M: 0.68%
• YTD: 4.75%
• 6M: 15.66%
• 1Y: 91.23%
• 3Y*: 49.15%
• 5Y*: 13.96%
• 10Y*: 10.69%

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

SPFF vs. SIL - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SPFF Global X SuperIncome Preferred ETF	6.91%	7.52%	8.62%	3.00%	-14.29%	5.15%	6.91%	13.04%	-2.55%	1.80%
SIL Global X Silver Miners ETF	4.75%	166.16%	14.62%	1.31%	-22.83%	-18.35%	40.30%	34.78%	-22.42%	1.67%

Correlation

The correlation between SPFF and SIL is 0.28, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.28
Correlation (3Y) Calculated over the trailing 3-year period	0.27
Correlation (5Y) Calculated over the trailing 5-year period	0.28
Correlation (10Y) Calculated over the trailing 10-year period	0.23
Correlation (All Time) Calculated using the full available price history since Jul 20, 2012	0.24

SPFF vs. SIL - Sectors Allocation Comparison

Sectors	SPFF	SIL
Financial Services	54.4%	-
Technology	18.3%	-
Utilities	14.2%	-
Healthcare	3.2%	-
Consumer Cyclical	3.0%	-
Basic Materials	2.6%	99.8%
Real Estate	2.1%	-
Communication Services	2.0%	-
Industrials	1.8%	-
Consumer Defensive	-	0.2%
Energy	-	-

Return for Risk

SPFF vs. SIL — Risk / Return Rank

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

SPFF

SPFF Risk / Return Rank: 53
SPFF Sharpe Ratio Rank: 57
SPFF Sortino Ratio Rank: 58
SPFF Omega Ratio Rank: 54
SPFF Calmar Ratio Rank: 49
SPFF Martin Ratio Rank: 45

SIL

SIL Risk / Return Rank: 48
SIL Sharpe Ratio Rank: 52
SIL Sortino Ratio Rank: 43
SIL Omega Ratio Rank: 46
SIL Calmar Ratio Rank: 55
SIL Martin Ratio Rank: 43

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.

SPFF vs. SIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X SuperIncome Preferred ETF (SPFF) and Global X Silver Miners ETF (SIL). 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.

	SPFF	SIL	Difference
Sharpe ratio: Return per unit of total volatility	1.96	1.83	+0.12
Sortino ratio: Return per unit of downside risk	2.79	2.17	+0.62
Omega ratio: Gain probability vs. loss probability	1.34	1.30	+0.04
Calmar ratio: Return relative to maximum drawdown	2.45	2.79	-0.34
Martin ratio: Return relative to average drawdown	7.46	7.14	+0.31
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SPFF vs. SIL - Sharpe Ratio Comparison

The current SPFF Sharpe Ratio is 1.96, which is comparable to the SIL Sharpe Ratio of 1.83. The chart below compares the historical Sharpe Ratios of SPFF and SIL, 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

	SPFF	SIL	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.96	1.83	+0.12
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.20	0.36	-0.16
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.23	0.27	-0.04
Sharpe Ratio (All Time) Calculated using the full available price history	0.30	0.14	+0.16

Drawdowns

SPFF vs. SIL - Drawdown Comparison

The maximum SPFF drawdown since its inception was -35.92%, smaller than the maximum SIL drawdown of -82.99%. Use the drawdown chart below to compare losses from any high point for SPFF and SIL.

Drawdown Indicators

	SPFF	SIL	Difference
Max Drawdown Largest peak-to-trough decline	-35.92%	-82.99%	+47.07%
Max Drawdown (1Y) Largest decline over 1 year	-7.58%	-32.91%	+25.33%
Max Drawdown (3Y) Largest decline over 3 years	-12.51%	-32.91%	+20.40%
Max Drawdown (5Y) Largest decline over 5 years	-22.88%	-55.08%	+32.20%
Max Drawdown (10Y) Largest decline over 10 years	-35.92%	-63.04%	+27.12%
Current Drawdown Current decline from peak	-0.20%	-25.87%	+25.67%
Average Drawdown Average peak-to-trough decline	-4.06%	-51.45%	+47.39%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.49%	12.82%	-10.33%

Volatility

SPFF vs. SIL - Volatility Comparison

The current volatility for Global X SuperIncome Preferred ETF (SPFF) is 2.97%, while Global X Silver Miners ETF (SIL) has a volatility of 17.66%. This indicates that SPFF experiences smaller price fluctuations and is considered to be less risky than SIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SPFF	SIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.97%	17.66%	-14.69%
Volatility (6M) Calculated over the trailing 6-month period	7.29%	41.57%	-34.28%
Volatility (1Y) Calculated over the trailing 1-year period	9.53%	50.01%	-40.48%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	10.93%	39.21%	-28.28%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.51%	39.60%	-26.09%

SPFF vs. SIL - Expense Ratio Comparison

SPFF has a 0.58% expense ratio, which is lower than SIL's 0.65% expense ratio.

Dividends

SPFF vs. SIL - Dividend Comparison

SPFF's dividend yield for the trailing twelve months is around 6.34%, more than SIL's 1.13% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SIL Global X Silver Miners ETF	1.13%	1.18%	2.40%	0.59%	0.48%	1.59%	1.92%	1.53%	1.21%	0.02%	3.34%	0.38%
SPFF Global X SuperIncome Preferred ETF	6.34%	6.47%	6.39%	6.64%	7.15%	5.78%	5.75%	5.97%	7.60%	7.24%	7.04%	7.50%

Frequently Asked Questions

Can I hold both SPFF and SIL in my portfolio?

SPFF and SIL have a correlation of 0.28, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SPFF or SIL?

SIL has higher volatility (17.66%) compared to SPFF (2.97%). In terms of maximum drawdown, SPFF dropped -35.92% vs SIL's -82.99%.

Which ETF is better, SPFF or SIL?

On 10-year performance, SIL leads with 10.69% vs 3.13% for SPFF. On fees, SPFF is cheaper at 0.58% per year. On volatility, SPFF has been the lower-risk option at 2.97%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SPFF or SIL?

Over the 10-year period, SIL has performed better with a 10.69% return vs 3.13%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SPFF or SIL?

SPFF is cheaper with a 0.58% expense ratio, compared with 0.65% for SIL.

Which ETF pays a higher dividend yield, SPFF or SIL?

SPFF has the higher dividend yield at 6.34%, compared with 1.13% for SIL.

What is the main difference between SPFF and SIL?

SPFF is categorized as Preferred Stock/Convertible Bonds, while SIL is Silver. SPFF tracks S&P Enhanced Yield North American Preferred Stock Index, while SIL tracks Solactive Global Silver Miners Total Return Index. Their fees differ too: 0.58% for SPFF and 0.65% for SIL.

Which has better risk-adjusted returns?

SPFF currently has the higher Sharpe Ratio (1.96 vs 1.83), 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.