EIMAX vs. EIRRX

Last updated Jun 5, 2026

EIMAX (Eaton Vance Massachusetts Municipal Income Fund) and EIRRX (Eaton Vance Short Duration Inflation-Protected Income Fund) are both mutual funds - EIMAX is a Municipal Bonds fund managed by Eaton Vance, while EIRRX is a Inflation-Protected Bonds fund managed by Eaton Vance. Over the past 10 years, EIMAX returned 1.58%/yr vs 3.81%/yr for EIRRX. At a 0.18 correlation, their price movements are largely independent. EIMAX charges 0.48%/yr vs 0.64%/yr for EIRRX.

Performance

EIMAX vs. EIRRX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Eaton Vance Massachusetts Municipal Income Fund (EIMAX) and Eaton Vance Short Duration Inflation-Protected Income Fund (EIRRX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with EIMAX having a 1.63% return and EIRRX slightly higher at 1.64%. Over the past 10 years, EIMAX has underperformed EIRRX with an annualized return of 1.58%, while EIRRX has yielded a comparatively higher 3.81% annualized return.

EIMAX

• 1D: 0.00%
• 1M: 0.68%
• YTD: 1.63%
• 6M: 2.07%
• 1Y: 7.27%
• 3Y*: 3.32%
• 5Y*: 0.38%
• 10Y*: 1.58%

EIRRX

• 1D: 0.00%
• 1M: 0.10%
• YTD: 1.64%
• 6M: 1.55%
• 1Y: 3.95%
• 3Y*: 5.30%
• 5Y*: 3.67%
• 10Y*: 3.81%

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

EIMAX vs. EIRRX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
EIMAX Eaton Vance Massachusetts Municipal Income Fund	1.63%	3.76%	1.37%	5.06%	-9.61%	0.57%	4.60%	7.01%	0.65%	4.67%
EIRRX Eaton Vance Short Duration Inflation-Protected Income Fund	1.64%	4.63%	5.65%	6.33%	-3.08%	7.84%	5.25%	5.60%	-0.15%	1.94%

Correlation

The correlation between EIMAX and EIRRX is 0.25, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.25
Correlation (3Y) Calculated over the trailing 3-year period	0.27
Correlation (5Y) Calculated over the trailing 5-year period	0.22
Correlation (10Y) Calculated over the trailing 10-year period	0.18
Correlation (All Time) Calculated using the full available price history since Aug 6, 2012	0.18

Return for Risk

EIMAX vs. EIRRX — Risk / Return Rank

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

EIMAX

EIMAX Risk / Return Rank: 70
EIMAX Sharpe Ratio Rank: 78
EIMAX Sortino Ratio Rank: 87
EIMAX Omega Ratio Rank: 91
EIMAX Calmar Ratio Rank: 51
EIMAX Martin Ratio Rank: 44

EIRRX

EIRRX Risk / Return Rank: 87
EIRRX Sharpe Ratio Rank: 81
EIRRX Sortino Ratio Rank: 88
EIRRX Omega Ratio Rank: 86
EIRRX Calmar Ratio Rank: 90
EIRRX Martin Ratio Rank: 92

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.

EIMAX vs. EIRRX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Eaton Vance Massachusetts Municipal Income Fund (EIMAX) and Eaton Vance Short Duration Inflation-Protected Income Fund (EIRRX). 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.

	EIMAX	EIRRX	Difference
Sharpe ratio: Return per unit of total volatility	2.60	2.64	-0.04
Sortino ratio: Return per unit of downside risk	4.23	4.30	-0.06
Omega ratio: Gain probability vs. loss probability	1.68	1.60	+0.08
Calmar ratio: Return relative to maximum drawdown	2.73	4.60	-1.86
Martin ratio: Return relative to average drawdown	9.30	19.43	-10.13
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

EIMAX vs. EIRRX - Sharpe Ratio Comparison

The current EIMAX Sharpe Ratio is 2.60, which is comparable to the EIRRX Sharpe Ratio of 2.64. The chart below compares the historical Sharpe Ratios of EIMAX and EIRRX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	EIMAX	EIRRX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.60	2.64	-0.04
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.09	1.30	-1.21
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.38	1.38	-1.01
Sharpe Ratio (All Time) Calculated using the full available price history	0.57	1.12	-0.55

Drawdowns

EIMAX vs. EIRRX - Drawdown Comparison

The maximum EIMAX drawdown since its inception was -29.25%, which is greater than EIRRX's maximum drawdown of -10.27%. Use the drawdown chart below to compare losses from any high point for EIMAX and EIRRX.

Drawdown Indicators

	EIMAX	EIRRX	Difference
Max Drawdown Largest peak-to-trough decline	-29.25%	-10.27%	-18.98%
Max Drawdown (1Y) Largest decline over 1 year	-2.77%	-0.89%	-1.88%
Max Drawdown (3Y) Largest decline over 3 years	-6.83%	-1.67%	-5.16%
Max Drawdown (5Y) Largest decline over 5 years	-14.67%	-6.22%	-8.45%
Max Drawdown (10Y) Largest decline over 10 years	-14.67%	-10.27%	-4.40%
Current Drawdown Current decline from peak	-0.36%	-0.10%	-0.26%
Average Drawdown Average peak-to-trough decline	-3.90%	-1.00%	-2.90%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.81%	0.21%	+0.60%

Volatility

EIMAX vs. EIRRX - Volatility Comparison

Eaton Vance Massachusetts Municipal Income Fund (EIMAX) has a higher volatility of 1.11% compared to Eaton Vance Short Duration Inflation-Protected Income Fund (EIRRX) at 0.45%. This indicates that EIMAX's price experiences larger fluctuations and is considered to be riskier than EIRRX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	EIMAX	EIRRX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.11%	0.45%	+0.66%
Volatility (6M) Calculated over the trailing 6-month period	2.09%	1.16%	+0.93%
Volatility (1Y) Calculated over the trailing 1-year period	2.92%	1.55%	+1.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	4.38%	2.84%	+1.54%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.20%	2.76%	+1.44%

EIMAX vs. EIRRX - Expense Ratio Comparison

EIMAX has a 0.48% expense ratio, which is lower than EIRRX's 0.64% expense ratio.

Dividends

EIMAX vs. EIRRX - Dividend Comparison

EIMAX's dividend yield for the trailing twelve months is around 3.60%, less than EIRRX's 4.07% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
EIMAX Eaton Vance Massachusetts Municipal Income Fund	3.60%	4.52%	4.15%	2.39%	2.62%	2.01%	2.58%	3.46%	3.27%	3.41%	3.65%	3.70%
EIRRX Eaton Vance Short Duration Inflation-Protected Income Fund	4.07%	3.57%	4.08%	4.50%	5.07%	3.54%	2.21%	2.66%	2.91%	2.13%	2.24%	2.05%

Frequently Asked Questions

Can I hold both EIMAX and EIRRX in my portfolio?

EIMAX and EIRRX have a correlation of 0.25, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, EIMAX or EIRRX?

EIMAX has higher volatility (1.11%) compared to EIRRX (0.45%). In terms of maximum drawdown, EIMAX dropped -29.25% vs EIRRX's -10.27%.

Which has better risk-adjusted returns?

EIRRX currently has the higher Sharpe Ratio (2.64 vs 2.60), 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.