DIFIX vs. PMAIX

Last updated Apr 1, 2026

Compare and contrast key facts about MFS Diversified Income Fund (DIFIX) and Pioneer Multi-Asset Income Fund A (PMAIX).

DIFIX is managed by MFS. It was launched on May 25, 2006. PMAIX is managed by Amundi. It was launched on Dec 22, 2011.

Performance

DIFIX vs. PMAIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in MFS Diversified Income Fund (DIFIX) and Pioneer Multi-Asset Income Fund A (PMAIX). The values are adjusted to include any dividend payments, if applicable.

DIFIX vs. PMAIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
DIFIX MFS Diversified Income Fund	0.06%	9.73%	4.60%	8.84%	-13.55%	9.26%	2.17%	17.69%	-3.41%	8.94%
PMAIX Pioneer Multi-Asset Income Fund A	0.80%	23.03%	6.09%	7.32%	-0.79%	12.00%	5.35%	10.88%	-6.10%	17.97%

Returns By Period

In the year-to-date period, DIFIX achieves a 0.06% return, which is significantly lower than PMAIX's 0.80% return. Over the past 10 years, DIFIX has underperformed PMAIX with an annualized return of 4.63%, while PMAIX has yielded a comparatively higher 8.45% annualized return.

DIFIX

• 1D: 0.24%
• 1M: -4.25%
• YTD: 0.06%
• 6M: 1.69%
• 1Y: 7.44%
• 3Y*: 6.73%
• 5Y*: 3.07%
• 10Y*: 4.63%

PMAIX

• 1D: 0.15%
• 1M: -3.62%
• YTD: 0.80%
• 6M: 4.12%
• 1Y: 16.77%
• 3Y*: 11.84%
• 5Y*: 7.92%
• 10Y*: 8.45%

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

DIFIX vs. PMAIX - Expense Ratio Comparison

DIFIX has a 0.73% expense ratio, which is lower than PMAIX's 0.85% expense ratio.

PMAIX

Pioneer Multi-Asset Income Fund A

DIFIX

MFS Diversified Income Fund

Return for Risk

DIFIX vs. PMAIX — Risk / Return Rank

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

DIFIX

DIFIX Risk / Return Rank: 73
DIFIX Sharpe Ratio Rank: 78
DIFIX Sortino Ratio Rank: 76
DIFIX Omega Ratio Rank: 72
DIFIX Calmar Ratio Rank: 70
DIFIX Martin Ratio Rank: 69

PMAIX

PMAIX Risk / Return Rank: 93
PMAIX Sharpe Ratio Rank: 96
PMAIX Sortino Ratio Rank: 94
PMAIX Omega Ratio Rank: 95
PMAIX Calmar Ratio Rank: 88
PMAIX 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.

DIFIX vs. PMAIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for MFS Diversified Income Fund (DIFIX) and Pioneer Multi-Asset Income Fund A (PMAIX). 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.

	DIFIX	PMAIX	Difference
Sharpe ratio Return per unit of total volatility	1.42	2.39	-0.97
Sortino ratio Return per unit of downside risk	1.89	3.02	-1.13
Omega ratio Gain probability vs. loss probability	1.27	1.51	-0.24
Calmar ratio Return relative to maximum drawdown	1.63	2.32	-0.69
Martin ratio Return relative to average drawdown	6.53	10.88	-4.36
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

DIFIX vs. PMAIX - Sharpe Ratio Comparison

The current DIFIX Sharpe Ratio is 1.42, which is lower than the PMAIX Sharpe Ratio of 2.39. The chart below compares the historical Sharpe Ratios of DIFIX and PMAIX, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	DIFIX	PMAIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.42	2.39	-0.97
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.45	1.11	-0.65
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.62	1.12	-0.50
Sharpe Ratio (All Time) Calculated using the full available price history	0.63	1.12	-0.48

Correlation

The correlation between DIFIX and PMAIX is 0.65, which is considered to be moderate. This suggests that the two assets have some degree of positive relationship in their price movements. Moderate correlation can be acceptable for portfolio diversification, offering a balance between risk and potential returns.

Dividends

DIFIX vs. PMAIX - Dividend Comparison

DIFIX's dividend yield for the trailing twelve months is around 5.40%, less than PMAIX's 5.82% yield.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
DIFIX MFS Diversified Income Fund	5.40%	5.62%	3.86%	3.12%	3.99%	4.95%	2.83%	3.13%	4.39%	3.79%	3.76%	7.57%
PMAIX Pioneer Multi-Asset Income Fund A	5.82%	6.29%	5.30%	5.14%	4.53%	5.50%	5.39%	5.78%	5.83%	6.69%	5.53%	5.92%

Drawdowns

DIFIX vs. PMAIX - Drawdown Comparison

The maximum DIFIX drawdown since its inception was -35.04%, which is greater than PMAIX's maximum drawdown of -24.12%. Use the drawdown chart below to compare losses from any high point for DIFIX and PMAIX.

Drawdown Indicators

	DIFIX	PMAIX	Difference
Max Drawdown Largest peak-to-trough decline	-35.04%	-24.12%	-10.92%
Max Drawdown (1Y) Largest decline over 1 year	-4.91%	-7.06%	+2.15%
Max Drawdown (5Y) Largest decline over 5 years	-19.70%	-13.97%	-5.73%
Max Drawdown (10Y) Largest decline over 10 years	-23.69%	-24.12%	+0.43%
Current Drawdown Current decline from peak	-4.25%	-3.62%	-0.63%
Average Drawdown Average peak-to-trough decline	-3.89%	-2.68%	-1.21%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.22%	1.51%	-0.29%

Volatility

DIFIX vs. PMAIX - Volatility Comparison

The current volatility for MFS Diversified Income Fund (DIFIX) is 2.02%, while Pioneer Multi-Asset Income Fund A (PMAIX) has a volatility of 2.19%. This indicates that DIFIX experiences smaller price fluctuations and is considered to be less risky than PMAIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DIFIX	PMAIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.02%	2.19%	-0.17%
Volatility (6M) Calculated over the trailing 6-month period	3.36%	4.15%	-0.79%
Volatility (1Y) Calculated over the trailing 1-year period	5.73%	7.19%	-1.46%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	6.79%	7.20%	-0.41%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	7.49%	7.58%	-0.09%