SMAP vs. RB

Last updated Jul 21, 2026

SMAP (Amplify Small-Mid Cap Equity ETF) and RB (ProShares Russell 2000 Dynamic Daily Buffer ETF) are both exchange-traded funds - SMAP is a Small Cap Blend Equities fund managed by Amplify, while RB is a Defined Outcome fund tracking the Russell 2000. A 0.65 correlation means they provide meaningful diversification when combined. SMAP charges 0.60%/yr vs 0.58%/yr for RB.

Performance

SMAP vs. RB - Performance Comparison

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

Returns By Period

SMAP

• 1D: —
• 1M: —
• 6M: —
• YTD: —
• 1Y: —
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: —

RB

• 1D: -0.13%
• 1M: -0.07%
• 6M: 5.16%
• YTD: 7.65%
• 1Y: 17.55%
• 3Y*: —
• 5Y*: —
• 10Y*: —
• ALL TIME*: 18.04%

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

SMAP vs. RB - Yearly Performance Comparison

	2026 (YTD)	2025
SMAP Amplify Small-Mid Cap Equity ETF	7.23%	3.35%
RB ProShares Russell 2000 Dynamic Daily Buffer ETF	7.65%	10.85%

Correlation

The correlation between SMAP and RB is 0.63, 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	0.63
Correlation (All Time) Calculated using the full available price history since Jun 26, 2025	0.65

The correlation between SMAP and RB has been stable across timeframes, ranging from 0.63 to 0.65 - a consistent structural relationship.

Return for Risk

SMAP vs. RB — Risk / Return Rank

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

SMAP

Risk / return metrics aren't available yet — we need at least 12 months of trading data to calculate them.

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.

SMAP vs. RB - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Amplify Small-Mid Cap Equity ETF (SMAP) 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.

	SMAP	RB	Difference
Sharpe ratio: Return per unit of total volatility	—	2.69	—
Sortino ratio: Return per unit of downside risk	—	4.58	—
Omega ratio: Gain probability vs. loss probability	—	1.58	—
Calmar ratio: Return relative to maximum drawdown	—	8.43	—
Martin ratio: Return relative to average drawdown	—	27.02	—

Drawdowns

Drawdown Indicators

	SMAP	RB	Difference
Max Drawdown Largest peak-to-trough decline	—	-2.09%	—
Max Drawdown (1Y) Largest decline over 1 year	—	-2.09%	—
Current Drawdown Current decline from peak	—	-0.77%	—
Average Drawdown Average peak-to-trough decline	—	-0.45%	—
Ulcer Index Depth and duration of drawdowns from previous peaks	—	0.65%	—

Volatility

Volatility by Period

	SMAP	RB	Difference
Volatility (1M) Calculated over the trailing 1-month period	—	1.53%	—
Volatility (6M) Calculated over the trailing 6-month period	—	4.70%	—
Volatility (1Y) Calculated over the trailing 1-year period	—	6.56%	—
Volatility (5Y) Calculated over the trailing 5-year period, annualized	—	6.44%	—
Volatility (10Y) Calculated over the trailing 10-year period, annualized	—	6.44%	—

SMAP vs. RB - Expense Ratio Comparison

SMAP has a 0.60% expense ratio, which is higher than RB's 0.58% expense ratio.

Dividends

SMAP vs. RB - Dividend Comparison

SMAP's dividend yield for the trailing twelve months is around 0.32%, less than RB's 2.28% yield.

Position	TTM	2025	2024
RB ProShares Russell 2000 Dynamic Daily Buffer ETF	2.28%	1.78%	0.00%
SMAP Amplify Small-Mid Cap Equity ETF	0.32%	0.48%	0.14%

Frequently Asked Questions

Can I hold both SMAP and RB in my portfolio?

SMAP and RB have a correlation of 0.63, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, SMAP or RB?

On fees, RB is cheaper at 0.58% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, SMAP or RB?

RB is cheaper with a 0.58% expense ratio, compared with 0.60% for SMAP.

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

RB has the higher dividend yield at 2.28%, compared with 0.32% for SMAP.

What is the main difference between SMAP and RB?

SMAP is categorized as Small Cap Blend Equities, while RB is Defined Outcome. They also come from different issuers: Amplify and ProShares. Their fees differ too: 0.60% for SMAP and 0.58% for RB.