SIXS vs. RB

Last updated Jul 14, 2026

SIXS (6 Meridian Small Cap Equity ETF) and RB (ProShares Russell 2000 Dynamic Daily Buffer ETF) are both exchange-traded funds - SIXS is a Small Cap Blend Equities fund actively managed by Exchange Traded Concepts, while RB is a Defined Outcome fund tracking the Russell 2000. SIXS is actively managed, while RB is passively managed. Over the past year, SIXS returned 25.12% vs 18.42% for RB. A 0.51 correlation means they provide meaningful diversification when combined. SIXS charges 1.00%/yr vs 0.58%/yr for RB.

Performance

SIXS vs. RB - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in 6 Meridian Small Cap Equity ETF (SIXS) and ProShares Russell 2000 Dynamic Daily Buffer ETF (RB). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SIXS achieves a 17.31% return, which is significantly higher than RB's 8.17% return.

SIXS

• 1D: 0.03%
• 1M: 5.22%
• 6M: 14.12%
• YTD: 17.31%
• 1Y: 25.12%
• 3Y*: 13.32%
• 5Y*: 6.39%
• 10Y*: —

RB

• 1D: -0.10%
• 1M: 1.15%
• 6M: 6.04%
• YTD: 8.17%
• 1Y: 18.42%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

SIXS vs. RB - Yearly Performance Comparison

	2026 (YTD)	2025
SIXS 6 Meridian Small Cap Equity ETF	17.31%	10.28%
RB ProShares Russell 2000 Dynamic Daily Buffer ETF	8.17%	10.85%

Correlation

The correlation between SIXS and RB is 0.50, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.50
Correlation (All Time) Calculated using the full available price history since Jun 26, 2025	0.51

The correlation between SIXS and RB has been stable across timeframes, ranging from 0.50 to 0.51 - a consistent structural relationship.

Return for Risk

SIXS vs. RB — Risk / Return Rank

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

SIXS

SIXS Risk / Return Rank: 75
SIXS Sharpe Ratio Rank: 72
SIXS Sortino Ratio Rank: 78
SIXS Omega Ratio Rank: 68
SIXS Calmar Ratio Rank: 83
SIXS Martin Ratio Rank: 72

RB

RB Risk / Return Rank: 96
RB Sharpe Ratio Rank: 94
RB Sortino Ratio Rank: 96
RB Omega Ratio Rank: 95
RB Calmar Ratio Rank: 97
RB Martin Ratio Rank: 96

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.

SIXS vs. RB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for 6 Meridian Small Cap Equity ETF (SIXS) and ProShares Russell 2000 Dynamic Daily Buffer ETF (RB). 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.

	SIXS	RB	Difference
Sharpe ratio: Return per unit of total volatility	1.84	2.82	-0.97
Sortino ratio: Return per unit of downside risk	2.75	4.78	-2.03
Omega ratio: Gain probability vs. loss probability	1.32	1.61	-0.29
Calmar ratio: Return relative to maximum drawdown	3.52	8.85	-5.32
Martin ratio: Return relative to average drawdown	10.57	28.55	-17.97

SIXS vs. RB - Sharpe Ratio Comparison

The current SIXS Sharpe Ratio is 1.84, which is lower than the RB Sharpe Ratio of 2.82. The chart below compares the historical Sharpe Ratios of SIXS and RB, 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

SIXS vs. RB - Drawdown Comparison

The maximum SIXS drawdown since its inception was -27.68%, which is greater than RB's maximum drawdown of -2.09%. Use the drawdown chart below to compare losses from any high point for SIXS and RB.

Drawdown Indicators

	SIXS	RB	Difference
Max Drawdown Largest peak-to-trough decline	-27.68%	-2.09%	-25.59%
Max Drawdown (1Y) Largest decline over 1 year	-7.16%	-2.09%	-5.07%
Max Drawdown (3Y) Largest decline over 3 years	-19.95%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-27.68%	—	—
Current Drawdown Current decline from peak	-0.41%	-0.28%	-0.13%
Average Drawdown Average peak-to-trough decline	-8.80%	-0.44%	-8.36%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.38%	0.65%	+1.73%

Volatility

SIXS vs. RB - Volatility Comparison

6 Meridian Small Cap Equity ETF (SIXS) has a higher volatility of 3.76% compared to ProShares Russell 2000 Dynamic Daily Buffer ETF (RB) at 1.81%. This indicates that SIXS's price experiences larger fluctuations and is considered to be riskier than RB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SIXS	RB	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.76%	1.81%	+1.95%
Volatility (6M) Calculated over the trailing 6-month period	9.35%	4.74%	+4.61%
Volatility (1Y) Calculated over the trailing 1-year period	13.73%	6.58%	+7.15%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	17.54%	6.49%	+11.05%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	19.57%	6.49%	+13.08%

SIXS vs. RB - Expense Ratio Comparison

SIXS has a 1.00% expense ratio, which is higher than RB's 0.58% expense ratio.

Dividends

SIXS vs. RB - Dividend Comparison

SIXS's dividend yield for the trailing twelve months is around 1.70%, less than RB's 2.26% yield.

Position	TTM	2025	2024	2023	2022	2021	2020
RB ProShares Russell 2000 Dynamic Daily Buffer ETF	2.26%	1.78%	0.00%	0.00%	0.00%	0.00%	0.00%
SIXS 6 Meridian Small Cap Equity ETF	1.70%	1.62%	1.09%	1.60%	1.37%	0.94%	0.45%

Frequently Asked Questions

Can I hold both SIXS and RB in my portfolio?

SIXS and RB have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SIXS or RB?

SIXS has higher volatility (3.76%) compared to RB (1.81%). In terms of maximum drawdown, SIXS dropped -27.68% vs RB's -2.09%.

Which ETF is better, SIXS or RB?

On 1-year performance, SIXS leads with 25.12% vs 18.42% for RB. On fees, RB is cheaper at 0.58% per year. On volatility, RB has been the lower-risk option at 1.81%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SIXS or RB?

Over the 1-year period, SIXS has performed better with a 25.12% return vs 18.42%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SIXS or RB?

RB is cheaper with a 0.58% expense ratio, compared with 1.00% for SIXS.

Which ETF pays a higher dividend yield, SIXS or RB?

RB has the higher dividend yield at 2.26%, compared with 1.70% for SIXS.

What is the main difference between SIXS and RB?

SIXS is categorized as Small Cap Blend Equities, while RB is Defined Outcome. They also come from different issuers: Exchange Traded Concepts and ProShares. Their fees differ too: 1.00% for SIXS and 0.58% for RB.

Which has better risk-adjusted returns?

RB currently has the higher Sharpe Ratio (2.82 vs 1.84), 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.