FAFFX vs. MFEKX

Last updated Jun 4, 2026

FAFFX (Fidelity Advisor Freedom 2040 Fund Class A) and MFEKX (MFS Growth R6) are both mutual funds - FAFFX is a Target Retirement Date fund managed by Fidelity, while MFEKX is a Large Cap Growth Equities fund actively managed by MFS. Over the past 10 years, FAFFX returned 11.39%/yr vs 17.77%/yr for MFEKX. Their correlation of 0.85 suggests significant overlap in exposure. FAFFX charges 1.00%/yr vs 0.51%/yr for MFEKX.

Performance

FAFFX vs. MFEKX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Freedom 2040 Fund Class A (FAFFX) and MFS Growth R6 (MFEKX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FAFFX achieves a 10.94% return, which is significantly higher than MFEKX's 6.33% return. Over the past 10 years, FAFFX has underperformed MFEKX with an annualized return of 11.39%, while MFEKX has yielded a comparatively higher 17.77% annualized return.

FAFFX

• 1D: 0.51%
• 1M: 4.18%
• YTD: 10.94%
• 6M: 12.35%
• 1Y: 25.32%
• 3Y*: 18.16%
• 5Y*: 8.74%
• 10Y*: 11.39%

MFEKX

• 1D: -0.34%
• 1M: 4.76%
• YTD: 6.33%
• 6M: 6.01%
• 1Y: 17.76%
• 3Y*: 26.68%
• 5Y*: 14.46%
• 10Y*: 17.77%

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

FAFFX vs. MFEKX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FAFFX Fidelity Advisor Freedom 2040 Fund Class A	10.94%	21.14%	12.60%	18.39%	-18.31%	15.78%	17.18%	26.41%	-8.48%	21.35%
MFEKX MFS Growth R6	6.33%	12.44%	49.62%	36.27%	-31.07%	23.71%	31.77%	37.82%	2.40%	30.97%

Correlation

The correlation between FAFFX and MFEKX is 0.82, 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	0.82
Correlation (3Y) Calculated over the trailing 3-year period	0.80
Correlation (5Y) Calculated over the trailing 5-year period	0.84
Correlation (10Y) Calculated over the trailing 10-year period	0.83
Correlation (All Time) Calculated using the full available price history since Aug 29, 2011	0.85

The correlation between FAFFX and MFEKX has been stable across timeframes, ranging from 0.80 to 0.85 - a consistent structural relationship.

Return for Risk

FAFFX vs. MFEKX — Risk / Return Rank

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

FAFFX

FAFFX Risk / Return Rank: 59
FAFFX Sharpe Ratio Rank: 59
FAFFX Sortino Ratio Rank: 56
FAFFX Omega Ratio Rank: 58
FAFFX Calmar Ratio Rank: 57
FAFFX Martin Ratio Rank: 64

MFEKX

MFEKX Risk / Return Rank: 14
MFEKX Sharpe Ratio Rank: 17
MFEKX Sortino Ratio Rank: 15
MFEKX Omega Ratio Rank: 16
MFEKX Calmar Ratio Rank: 11
MFEKX Martin Ratio Rank: 12

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.

FAFFX vs. MFEKX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Freedom 2040 Fund Class A (FAFFX) and MFS Growth R6 (MFEKX). 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.

	FAFFX	MFEKX	Difference
Sharpe ratio: Return per unit of total volatility	2.25	1.16	+1.09
Sortino ratio: Return per unit of downside risk	3.14	1.64	+1.50
Omega ratio: Gain probability vs. loss probability	1.42	1.21	+0.21
Calmar ratio: Return relative to maximum drawdown	2.89	1.06	+1.83
Martin ratio: Return relative to average drawdown	12.60	3.46	+9.15
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FAFFX vs. MFEKX - Sharpe Ratio Comparison

The current FAFFX Sharpe Ratio is 2.25, which is higher than the MFEKX Sharpe Ratio of 1.16. The chart below compares the historical Sharpe Ratios of FAFFX and MFEKX, 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

	FAFFX	MFEKX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.25	1.16	+1.09
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.61	0.66	-0.05
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.75	0.84	-0.09
Sharpe Ratio (All Time) Calculated using the full available price history	0.46	0.87	-0.42

Drawdowns

FAFFX vs. MFEKX - Drawdown Comparison

The maximum FAFFX drawdown since its inception was -56.14%, which is greater than MFEKX's maximum drawdown of -36.06%. Use the drawdown chart below to compare losses from any high point for FAFFX and MFEKX.

Drawdown Indicators

	FAFFX	MFEKX	Difference
Max Drawdown Largest peak-to-trough decline	-56.14%	-36.06%	-20.08%
Max Drawdown (1Y) Largest decline over 1 year	-8.87%	-17.27%	+8.40%
Max Drawdown (3Y) Largest decline over 3 years	-13.90%	-23.22%	+9.32%
Max Drawdown (5Y) Largest decline over 5 years	-27.41%	-36.06%	+8.65%
Max Drawdown (10Y) Largest decline over 10 years	-31.28%	-36.06%	+4.78%
Current Drawdown Current decline from peak	0.00%	-0.34%	+0.34%
Average Drawdown Average peak-to-trough decline	-7.80%	-5.64%	-2.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.03%	5.30%	-3.27%

Volatility

FAFFX vs. MFEKX - Volatility Comparison

Fidelity Advisor Freedom 2040 Fund Class A (FAFFX) has a higher volatility of 3.86% compared to MFS Growth R6 (MFEKX) at 3.59%. This indicates that FAFFX's price experiences larger fluctuations and is considered to be riskier than MFEKX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FAFFX	MFEKX	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.86%	3.59%	+0.27%
Volatility (6M) Calculated over the trailing 6-month period	9.40%	12.24%	-2.84%
Volatility (1Y) Calculated over the trailing 1-year period	11.39%	15.83%	-4.44%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.33%	21.89%	-7.56%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.21%	21.20%	-5.99%

FAFFX vs. MFEKX - Expense Ratio Comparison

FAFFX has a 1.00% expense ratio, which is higher than MFEKX's 0.51% expense ratio.

Dividends

FAFFX vs. MFEKX - Dividend Comparison

FAFFX's dividend yield for the trailing twelve months is around 7.71%, less than MFEKX's 13.94% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FAFFX Fidelity Advisor Freedom 2040 Fund Class A	7.71%	7.09%	2.61%	1.16%	10.83%	9.81%	5.79%	6.93%	11.85%	5.16%	4.77%	4.04%
MFEKX MFS Growth R6	13.94%	14.82%	25.31%	4.82%	1.04%	2.74%	3.55%	1.57%	3.88%	2.49%	1.70%	3.64%

Frequently Asked Questions

Can I hold both FAFFX and MFEKX in my portfolio?

FAFFX and MFEKX have a correlation of 0.82, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FAFFX or MFEKX?

FAFFX has higher volatility (3.86%) compared to MFEKX (3.59%). In terms of maximum drawdown, FAFFX dropped -56.14% vs MFEKX's -36.06%.

Which has better risk-adjusted returns?

FAFFX currently has the higher Sharpe Ratio (2.25 vs 1.16), 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.