PortfoliosLab logoPortfoliosLab logo

Documentation

Upgrade your plan
SCHA vs. PRF
Performance
Return for Risk
Drawdowns
Volatility
Dividends

SCHA vs. PRF

Last updated Jun 14, 2026

SCHA (Schwab U.S. Small-Cap ETF) and PRF (Invesco RAFI US 1000 ETF) are both exchange-traded funds - SCHA is a Small Cap Blend Equities fund tracking the Dow Jones U.S. Small-Cap Total Stock Market Index, while PRF is a Large Cap Value Equities fund tracking the RAFI Fundamental Select US 1000 Index. Both are passively managed. Over the past 10 years, SCHA returned 11.55%/yr vs 13.91%/yr for PRF. Their correlation of 0.90 suggests significant overlap in exposure. SCHA charges 0.04%/yr vs 0.34%/yr for PRF.

Performance

SCHA vs. PRF - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Schwab U.S. Small-Cap ETF (SCHA) and Invesco RAFI US 1000 ETF (PRF). The values are adjusted to include any dividend payments, if applicable.

Loading charts...

Returns By Period

In the year-to-date period, SCHA achieves a 22.49% return, which is significantly higher than PRF's 15.65% return. Over the past 10 years, SCHA has underperformed PRF with an annualized return of 11.55%, while PRF has yielded a comparatively higher 13.91% annualized return.

SCHA

1D
1.16%
1M
6.94%
YTD
22.49%
6M
19.84%
1Y
43.96%
3Y*
18.37%
5Y*
7.19%
10Y*
11.55%

PRF

1D
0.88%
1M
3.48%
YTD
15.65%
6M
15.18%
1Y
33.40%
3Y*
20.72%
5Y*
12.67%
10Y*
13.91%
*Multi-year figures are annualized to reflect compound growth (CAGR)

SCHA vs. PRF - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
SCHA
Schwab U.S. Small-Cap ETF		22.49%11.60%11.16%18.46%-19.81%16.45%19.34%26.50%-11.79%14.94%
PRF
Invesco RAFI US 1000 ETF		15.65%18.33%16.73%15.72%-7.79%31.12%7.78%27.42%-8.71%16.01%

Correlation

The correlation between SCHA and PRF is 0.88, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.88

Correlation (3Y)
Calculated over the trailing 3-year period

0.88

Correlation (5Y)
Calculated over the trailing 5-year period

0.89

Correlation (10Y)
Calculated over the trailing 10-year period

0.89

Correlation (All Time)
Calculated using the full available price history since Nov 3, 2009

0.90

The correlation between SCHA and PRF has been stable across timeframes, ranging from 0.88 to 0.90 - a consistent structural relationship.

SCHA vs. PRF - Sectors Allocation Comparison

Sectors
SCHA
PRF

Technology

22.7%
23.1%

Financial Services

15.7%
15.4%

Industrials

15.7%
8.9%

Healthcare

13.6%
12.0%

Consumer Cyclical

9.2%
8.7%

Real Estate

6.1%
2.4%

Energy

5.4%
7.9%

Basic Materials

4.1%
3.3%

Consumer Defensive

2.6%
6.0%

Communication Services

2.4%
9.4%

Utilities

2.3%
3.0%

Technology

SCHA
22.7%
PRF
23.1%

Financial Services

SCHA
15.7%
PRF
15.4%

Industrials

SCHA
15.7%
PRF
8.9%

Healthcare

SCHA
13.6%
PRF
12.0%

Consumer Cyclical

SCHA
9.2%
PRF
8.7%

Real Estate

SCHA
6.1%
PRF
2.4%

Energy

SCHA
5.4%
PRF
7.9%

Basic Materials

SCHA
4.1%
PRF
3.3%

Consumer Defensive

SCHA
2.6%
PRF
6.0%

Communication Services

SCHA
2.4%
PRF
9.4%

Utilities

SCHA
2.3%
PRF
3.0%

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

Schwab U.S. Small-Cap ETF

Invesco RAFI US 1000 ETF

Often compared with SCHA:
SCHA vs. VBSCHA vs. AVUVSCHA vs. SWSSXSCHA vs. IJRSCHA vs. SCHDSCHA vs. SCHBSCHA vs. SCHM
Often compared with PRF:
PRF vs. SPYPRF vs. VOOPRF vs. RSPPRF vs. PFMPRF vs. VTVPRF vs. SCHDPRF vs. PXF

Return for Risk

SCHA vs. PRF — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
SCHA
SCHA Risk / Return Rank: 8282
Overall Rank
SCHA Sharpe Ratio Rank: 8181
Sharpe Ratio Rank
SCHA Sortino Ratio Rank: 8181
Sortino Ratio Rank
SCHA Omega Ratio Rank: 7474
Omega Ratio Rank
SCHA Calmar Ratio Rank: 8787
Calmar Ratio Rank
SCHA Martin Ratio Rank: 8787
Martin Ratio Rank
PRF
PRF Risk / Return Rank: 9292
Overall Rank
PRF Sharpe Ratio Rank: 9393
Sharpe Ratio Rank
PRF Sortino Ratio Rank: 9393
Sortino Ratio Rank
PRF Omega Ratio Rank: 9292
Omega Ratio Rank
PRF Calmar Ratio Rank: 9090
Calmar Ratio Rank
PRF Martin Ratio Rank: 9292
Martin Ratio Rank
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.

SCHA vs. PRF - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Schwab U.S. Small-Cap ETF (SCHA) and Invesco RAFI US 1000 ETF (PRF). 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.

SCHAPRFDifference
Sharpe ratioReturn per unit of total volatility
2.24
2.95

-0.71

Sortino ratioReturn per unit of downside risk
3.10
4.07

-0.97

Omega ratioGain probability vs. loss probability

1.37

1.54

-0.16

Calmar ratioReturn relative to maximum drawdown

4.38

4.90

-0.52

Martin ratioReturn relative to average drawdown

16.08

20.07

-3.98

SCHA vs. PRF - Sharpe Ratio Comparison

The current SCHA Sharpe Ratio is 2.24, which is comparable to the PRF Sharpe Ratio of 2.95. The chart below compares the historical Sharpe Ratios of SCHA and PRF, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Loading charts...

Drawdowns

SCHA vs. PRF - Drawdown Comparison

The maximum SCHA drawdown since its inception was -42.41%, smaller than the maximum PRF drawdown of -60.35%. Use the drawdown chart below to compare losses from any high point for SCHA and PRF.

Loading charts...

Drawdown Indicators

SCHAPRFDifference

Max Drawdown

Largest peak-to-trough decline

-42.41%

-60.35%

+17.94%

Max Drawdown (1Y)

Largest decline over 1 year

-9.50%

-6.59%

-2.91%

Max Drawdown (3Y)

Largest decline over 3 years

-27.29%

-15.82%

-11.47%

Max Drawdown (5Y)

Largest decline over 5 years

-30.79%

-19.72%

-11.07%

Max Drawdown (10Y)

Largest decline over 10 years

-42.41%

-38.16%

-4.25%

Current Drawdown

Current decline from peak

0.00%

-0.00%

0.00%

Average Drawdown

Average peak-to-trough decline

-7.57%

-6.92%

-0.65%

Ulcer Index

Depth and duration of drawdowns from previous peaks

2.59%

1.61%

+0.98%

Volatility

SCHA vs. PRF - Volatility Comparison

Schwab U.S. Small-Cap ETF (SCHA) has a higher volatility of 6.62% compared to Invesco RAFI US 1000 ETF (PRF) at 3.60%. This indicates that SCHA's price experiences larger fluctuations and is considered to be riskier than PRF based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Loading charts...

Volatility by Period

SCHAPRFDifference

Volatility (1M)

Calculated over the trailing 1-month period

6.62%

3.60%

+3.02%

Volatility (6M)

Calculated over the trailing 6-month period

13.67%

8.17%

+5.50%

Volatility (1Y)

Calculated over the trailing 1-year period

18.62%

10.95%

+7.67%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

22.03%

15.23%

+6.80%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

22.75%

17.68%

+5.07%

SCHA vs. PRF - Expense Ratio Comparison

SCHA has a 0.04% expense ratio, which is lower than PRF's 0.34% expense ratio.

Dividends

SCHA vs. PRF - Dividend Comparison

SCHA's dividend yield for the trailing twelve months is around 0.98%, less than PRF's 1.37% yield.

PositionTTM20252024202320222021202020192018201720162015
PRF
Invesco RAFI US 1000 ETF		1.37%1.59%1.78%1.84%2.01%1.58%1.97%1.99%2.25%1.58%2.17%2.25%
SCHA
Schwab U.S. Small-Cap ETF		0.98%1.26%1.51%1.42%1.37%1.19%1.05%1.39%1.58%1.24%1.50%1.48%

Frequently Asked Questions

SCHA and PRF have a correlation of 0.88, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

SCHA has higher volatility (6.62%) compared to PRF (3.60%). In terms of maximum drawdown, SCHA dropped -42.41% vs PRF's -60.35%.

On 10-year performance, PRF leads with 13.91% vs 11.55% for SCHA. On fees, SCHA is cheaper at 0.04% per year. On volatility, PRF has been the lower-risk option at 3.60%. The better choice depends on whether you care most about return, fees, risk, or income.

Over the 10-year period, PRF has performed better with a 13.91% return vs 11.55%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

SCHA is cheaper with a 0.04% expense ratio, compared with 0.34% for PRF.

PRF has the higher dividend yield at 1.37%, compared with 0.98% for SCHA.

SCHA is categorized as Small Cap Blend Equities, while PRF is Large Cap Value Equities. SCHA tracks Dow Jones U.S. Small-Cap Total Stock Market Index, while PRF tracks RAFI Fundamental Select US 1000 Index. They also come from different issuers: Charles Schwab and Invesco. Their fees differ too: 0.04% for SCHA and 0.34% for PRF.

PRF currently has the higher Sharpe Ratio (2.95 vs 2.24), 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.

Portfolio Optimizer

Find the right allocation for SCHA and PRF

Add both to a portfolio and optimize allocations for your target — whether that's maximizing returns, minimizing drawdowns, or balancing risk across holdings.

Open Portfolio Optimizer