SMLV vs. FDLO

Last updated Aug 2, 2026

SMLV (SPDR SSGA US Small Cap Low Volatility Index ETF) and FDLO (Fidelity Low Volatility Factor ETF) are both Low Volatility funds - SMLV tracks the SSGA US Small Cap Low Volatility Index while FDLO tracks the Fidelity U.S. Low Volatility Factor Index. Both are passively managed. Over the past 5 years, SMLV returned 10.12%/yr vs 9.60%/yr for FDLO. Their 0.68 correlation means they have sometimes moved together and sometimes differently. SMLV charges 0.12%/yr vs 0.15%/yr for FDLO.

Performance

SMLV vs. FDLO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in SPDR SSGA US Small Cap Low Volatility Index ETF (SMLV) and Fidelity Low Volatility Factor ETF (FDLO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SMLV achieves a 23.05% return, which is significantly higher than FDLO's 8.41% return.

SMLV

• 1D: -0.02%
• 1M: 0.72%
• 6M: 16.25%
• YTD: 23.05%
• 1Y: 34.18%
• 3Y*: 16.71%
• 5Y*: 10.12%
• 10Y*: 10.64%
• ALL TIME*: 11.09%

FDLO

• 1D: 0.52%
• 1M: 2.54%
• 6M: 6.36%
• YTD: 8.41%
• 1Y: 16.67%
• 3Y*: 13.79%
• 5Y*: 9.60%
• 10Y*: —
• ALL TIME*: 13.06%

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

Liquidity Comparison

Position	Avg. Volume Value (2W)	Avg. Volume Value (1M)	Avg. Volume Value (3M)
FDLO Fidelity Low Volatility Factor ETF	$4.52M	$3.68M	$3.65M
SMLV SPDR SSGA US Small Cap Low Volatility Index ETF	$451.73K	$474.34K	$539.60K

SMLV vs. FDLO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SMLV SPDR SSGA US Small Cap Low Volatility Index ETF	23.05%	5.66%	16.77%	7.52%	-7.69%	27.67%	-1.55%	24.10%	-6.62%	5.68%
FDLO Fidelity Low Volatility Factor ETF	8.41%	11.77%	16.06%	16.38%	-10.38%	24.00%	12.19%	31.10%	-0.26%	20.44%

Correlation

The correlation between SMLV and FDLO is 0.62, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.62
Correlation (3Y) Balances recent behavior with more history.	0.65
Correlation (5Y) Shows whether the relationship held over a longer period.	0.70
Correlation (All Time) Calculated using the full available price history since Sep 15, 2016	0.68

The correlation between SMLV and FDLO has been stable across timeframes, ranging from 0.62 to 0.70 - a consistent structural relationship.

SMLV vs. FDLO - Sectors Allocation Comparison

Sectors	SMLV	FDLO
Financial Services	30.9%	13.1%
Industrials	14.3%	8.7%
Real Estate	11.9%	2.3%
Technology	11.8%	33.2%
Consumer Cyclical	9.0%	10.0%
Healthcare	8.9%	10.6%
Consumer Defensive	3.5%	4.7%
Basic Materials	3.3%	1.8%
Utilities	2.7%	2.4%
Communication Services	2.3%	10.1%
Energy	1.5%	3.1%

Return for Risk

SMLV vs. FDLO — Risk / Return Rank

Compare historical risk-adjusted metric ranks over the past 12 months.

SMLV

SMLV Risk / Return Rank: 89
SMLV Sharpe Ratio Rank: 88
SMLV Sortino Ratio Rank: 88
SMLV Omega Ratio Rank: 88
SMLV Calmar Ratio Rank: 93
SMLV Martin Ratio Rank: 88

FDLO

FDLO Risk / Return Rank: 72
FDLO Sharpe Ratio Rank: 75
FDLO Sortino Ratio Rank: 76
FDLO Omega Ratio Rank: 73
FDLO Calmar Ratio Rank: 62
FDLO Martin Ratio Rank: 72

The rank (0–100) uses a weighted average of the Sharpe, Sortino, Omega, Calmar, and Martin percentile ranks for the trailing 12 months. Higher means stronger historical risk-adjusted performance within the peer group.

SMLV vs. FDLO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for SPDR SSGA US Small Cap Low Volatility Index ETF (SMLV) and Fidelity Low Volatility Factor ETF (FDLO). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	SMLV	FDLO	Difference
Sharpe ratio: Return per unit of total volatility	2.12	1.70	+0.42
Sortino ratio: Return per unit of downside risk	3.03	2.41	+0.62
Omega ratio: Gain probability vs. loss probability	1.39	1.30	+0.09
Calmar ratio: Return relative to maximum drawdown	4.43	2.17	+2.26
Martin ratio: Return relative to average drawdown	12.96	8.89	+4.07

SMLV vs. FDLO - Sharpe Ratio Comparison

The current SMLV Sharpe Ratio is 2.12, which is comparable to the FDLO Sharpe Ratio of 1.70. The chart below compares the historical Sharpe Ratios of SMLV and FDLO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

SMLV vs. FDLO - Drawdown Comparison

The maximum SMLV drawdown since its inception was -42.45%, which is greater than FDLO's maximum drawdown of -34.35%. Use the drawdown chart below to compare losses from any high point for SMLV and FDLO.

Drawdown Indicators

	SMLV	FDLO	Difference
Max Drawdown Largest peak-to-trough decline	-42.45%	-34.35%	-8.10%
Max Drawdown (1Y) Largest decline over 1 year	-7.34%	-7.13%	-0.21%
Max Drawdown (3Y) Largest decline over 3 years	-20.40%	-13.68%	-6.72%
Max Drawdown (5Y) Largest decline over 5 years	-20.40%	-19.23%	-1.17%
Max Drawdown (10Y) Largest decline over 10 years	-42.45%	—	—
Current Drawdown Current decline from peak	-1.22%	0.00%	-1.22%
Average Drawdown Average peak-to-trough decline	-5.40%	-3.34%	-2.06%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.50%	1.74%	+0.76%

Volatility

SMLV vs. FDLO - Volatility Comparison

SPDR SSGA US Small Cap Low Volatility Index ETF (SMLV) has a higher volatility of 3.67% compared to Fidelity Low Volatility Factor ETF (FDLO) at 3.07%. This indicates that SMLV's price experiences larger fluctuations and is considered to be riskier than FDLO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SMLV	FDLO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.67%	3.07%	+0.60%
Volatility (6M) Calculated over the trailing 6-month period	9.58%	6.99%	+2.59%
Volatility (1Y) Calculated over the trailing 1-year period	15.38%	9.15%	+6.23%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	18.21%	13.11%	+5.10%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	20.90%	15.43%	+5.47%

SMLV vs. FDLO - Expense Ratio Comparison

SMLV has a 0.12% expense ratio, which is lower than FDLO's 0.15% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

SMLV vs. FDLO - Dividend Comparison

SMLV's dividend yield for the trailing twelve months is around 2.21%, more than FDLO's 1.37% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FDLO Fidelity Low Volatility Factor ETF	1.37%	1.37%	1.40%	1.35%	1.49%	1.11%	1.38%	1.55%	1.76%	1.61%	0.55%	0.00%
SMLV SPDR SSGA US Small Cap Low Volatility Index ETF	2.21%	2.74%	2.68%	2.68%	2.40%	2.12%	2.47%	2.62%	3.15%	7.92%	3.04%	2.63%

Frequently Asked Questions

Can I hold both SMLV and FDLO in my portfolio?

SMLV and FDLO have a correlation of 0.62, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SMLV or FDLO?

SMLV has higher volatility (3.67%) compared to FDLO (3.07%). In terms of maximum drawdown, SMLV dropped -42.45% vs FDLO's -34.35%.

Which ETF is better, SMLV or FDLO?

On 5-year performance, SMLV leads with 10.12% vs 9.60% for FDLO. On fees, SMLV is cheaper at 0.12% per year. On volatility, FDLO has been the lower-risk option at 3.07%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SMLV or FDLO?

Over the 5-year period, SMLV has performed better with a 10.12% return vs 9.60%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SMLV or FDLO?

SMLV is cheaper with a 0.12% expense ratio, compared with 0.15% for FDLO.

Which ETF pays a higher dividend yield, SMLV or FDLO?

SMLV has the higher dividend yield at 2.21%, compared with 1.37% for FDLO.

What is the main difference between SMLV and FDLO?

SMLV tracks SSGA US Small Cap Low Volatility Index, while FDLO tracks Fidelity U.S. Low Volatility Factor Index. They also come from different issuers: State Street and Fidelity. Their fees differ too: 0.12% for SMLV and 0.15% for FDLO.

Which has better risk-adjusted returns?

SMLV currently has the higher Sharpe Ratio (2.12 vs 1.70), 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.