RRGIX vs. VGSNX

Last updated Aug 1, 2026

RRGIX (DWS RREEF Global Real Estate Securities Fund) and VGSNX (Vanguard Real Estate Index Fund Institutional Shares) are both REIT funds. Over the past 10 years, RRGIX returned 4.69%/yr vs 4.78%/yr for VGSNX. Their correlation of 0.90 means they have usually moved in the same direction. RRGIX charges 0.88%/yr vs 0.11%/yr for VGSNX.

Performance

RRGIX vs. VGSNX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in DWS RREEF Global Real Estate Securities Fund (RRGIX) and Vanguard Real Estate Index Fund Institutional Shares (VGSNX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RRGIX achieves a 13.86% return, which is significantly lower than VGSNX's 14.63% return. Both investments have delivered pretty close results over the past 10 years, with RRGIX having a 4.69% annualized return and VGSNX not far ahead at 4.78%.

RRGIX

• 1D: -0.24%
• 1M: 1.99%
• 6M: 9.85%
• YTD: 13.86%
• 1Y: 19.17%
• 3Y*: 10.42%
• 5Y*: 2.23%
• 10Y*: 4.69%
• ALL TIME*: 1.65%

VGSNX

• 1D: -1.22%
• 1M: 1.44%
• 6M: 11.70%
• YTD: 14.63%
• 1Y: 16.19%
• 3Y*: 9.54%
• 5Y*: 2.56%
• 10Y*: 4.78%
• ALL TIME*: 8.13%

*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)
RRGIX DWS RREEF Global Real Estate Securities Fund	$0.00	$0.00	$0.00
VGSNX Vanguard Real Estate Index Fund Institutional Shares	$0.00	$0.00	$0.00

RRGIX vs. VGSNX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RRGIX DWS RREEF Global Real Estate Securities Fund	13.86%	8.77%	2.97%	11.22%	-26.42%	30.53%	-4.24%	25.09%	-4.15%	11.62%
VGSNX Vanguard Real Estate Index Fund Institutional Shares	14.63%	3.21%	3.72%	13.12%	-26.19%	40.46%	-4.76%	28.98%	-5.97%	4.90%

Correlation

The correlation between RRGIX and VGSNX is 0.89, meaning they have usually moved in the same direction, including during past declines.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.89
Correlation (3Y) Balances recent behavior with more history.	0.93
Correlation (5Y) Shows whether the relationship held over a longer period.	0.94
Correlation (10Y) Provides a long-term view across more market conditions.	0.92
Correlation (All Time) Calculated using the full available price history since Jan 3, 2007	0.90

The correlation between RRGIX and VGSNX has been stable across timeframes, ranging from 0.89 to 0.94 - a consistent structural relationship.

Return for Risk

RRGIX vs. VGSNX — Risk / Return Rank

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

RRGIX

RRGIX Risk / Return Rank: 53
RRGIX Sharpe Ratio Rank: 58
RRGIX Sortino Ratio Rank: 56
RRGIX Omega Ratio Rank: 58
RRGIX Calmar Ratio Rank: 44
RRGIX Martin Ratio Rank: 46

VGSNX

VGSNX Risk / Return Rank: 37
VGSNX Sharpe Ratio Rank: 34
VGSNX Sortino Ratio Rank: 34
VGSNX Omega Ratio Rank: 32
VGSNX Calmar Ratio Rank: 46
VGSNX Martin Ratio Rank: 39

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.

RRGIX vs. VGSNX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for DWS RREEF Global Real Estate Securities Fund (RRGIX) and Vanguard Real Estate Index Fund Institutional Shares (VGSNX). 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.

	RRGIX	VGSNX	Difference
Sharpe ratio: Return per unit of total volatility	1.52	1.04	+0.48
Sortino ratio: Return per unit of downside risk	2.14	1.52	+0.62
Omega ratio: Gain probability vs. loss probability	1.28	1.19	+0.09
Calmar ratio: Return relative to maximum drawdown	1.81	1.72	+0.09
Martin ratio: Return relative to average drawdown	6.80	5.58	+1.22

RRGIX vs. VGSNX - Sharpe Ratio Comparison

The current RRGIX Sharpe Ratio is 1.52, which is higher than the VGSNX Sharpe Ratio of 1.04. The chart below compares the historical Sharpe Ratios of RRGIX and VGSNX, 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

RRGIX vs. VGSNX - Drawdown Comparison

The maximum RRGIX drawdown since its inception was -73.86%, roughly equal to the maximum VGSNX drawdown of -73.06%. Use the drawdown chart below to compare losses from any high point for RRGIX and VGSNX.

Drawdown Indicators

	RRGIX	VGSNX	Difference
Max Drawdown Largest peak-to-trough decline	-73.86%	-73.06%	-0.80%
Max Drawdown (1Y) Largest decline over 1 year	-9.93%	-8.34%	-1.59%
Max Drawdown (3Y) Largest decline over 3 years	-17.94%	-17.38%	-0.56%
Max Drawdown (5Y) Largest decline over 5 years	-34.35%	-34.39%	+0.04%
Max Drawdown (10Y) Largest decline over 10 years	-40.87%	-42.30%	+1.43%
Current Drawdown Current decline from peak	-0.73%	-1.40%	+0.67%
Average Drawdown Average peak-to-trough decline	-26.23%	-13.20%	-13.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.65%	2.58%	+0.07%

Volatility

RRGIX vs. VGSNX - Volatility Comparison

The current volatility for DWS RREEF Global Real Estate Securities Fund (RRGIX) is 3.21%, while Vanguard Real Estate Index Fund Institutional Shares (VGSNX) has a volatility of 4.45%. This indicates that RRGIX experiences smaller price fluctuations and is considered to be less risky than VGSNX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RRGIX	VGSNX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.21%	4.45%	-1.24%
Volatility (6M) Calculated over the trailing 6-month period	9.62%	10.78%	-1.16%
Volatility (1Y) Calculated over the trailing 1-year period	11.88%	13.93%	-2.05%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.02%	18.96%	-2.94%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.07%	20.96%	-3.89%

RRGIX vs. VGSNX - Expense Ratio Comparison

RRGIX has a 0.88% expense ratio, which is higher than VGSNX's 0.11% expense ratio.

Dividends

RRGIX vs. VGSNX - Dividend Comparison

RRGIX's dividend yield for the trailing twelve months is around 2.76%, less than VGSNX's 3.51% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RRGIX DWS RREEF Global Real Estate Securities Fund	2.76%	2.65%	3.08%	1.39%	7.02%	8.80%	9.11%	16.41%	5.70%	3.74%	4.24%	4.31%
VGSNX Vanguard Real Estate Index Fund Institutional Shares	3.51%	3.94%	3.87%	3.93%	3.94%	2.57%	3.95%	3.40%	4.75%	4.26%	4.84%	3.94%

Frequently Asked Questions

Can I hold both RRGIX and VGSNX in my portfolio?

RRGIX and VGSNX have a correlation of 0.89, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RRGIX or VGSNX?

VGSNX has higher volatility (4.45%) compared to RRGIX (3.21%). In terms of maximum drawdown, RRGIX dropped -73.86% vs VGSNX's -73.06%.

Which has better risk-adjusted returns?

RRGIX currently has the higher Sharpe Ratio (1.52 vs 1.04), 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.