FFFJX vs. FSKAX

Last updated Jul 2, 2026

FFFJX (Fidelity Advisor Freedom 2045 Fund Class C) and FSKAX (Fidelity Total Market Index Fund) are both mutual funds - FFFJX is a Target Retirement Date fund managed by Fidelity, while FSKAX is a Large Cap Blend Equities fund managed by Fidelity. Over the past 10 years, FFFJX returned 11.07%/yr vs 14.97%/yr for FSKAX. Their correlation of 0.95 suggests significant overlap in exposure. FFFJX charges 1.75%/yr vs 0.01%/yr for FSKAX.

Performance

FFFJX vs. FSKAX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Advisor Freedom 2045 Fund Class C (FFFJX) and Fidelity Total Market Index Fund (FSKAX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FFFJX achieves a 12.23% return, which is significantly higher than FSKAX's 11.11% return. Over the past 10 years, FFFJX has underperformed FSKAX with an annualized return of 11.07%, while FSKAX has yielded a comparatively higher 14.97% annualized return.

FFFJX

• 1D: 0.84%
• 1M: 0.91%
• 6M: 12.23%
• YTD: 12.23%
• 1Y: 22.70%
• 3Y*: 17.85%
• 5Y*: 8.57%
• 10Y*: 11.07%

FSKAX

• 1D: 0.80%
• 1M: -0.63%
• 6M: 11.11%
• YTD: 11.11%
• 1Y: 23.14%
• 3Y*: 20.46%
• 5Y*: 12.15%
• 10Y*: 14.97%

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

FFFJX vs. FSKAX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
FFFJX Fidelity Advisor Freedom 2045 Fund Class C	12.23%	21.77%	12.59%	18.02%	-18.97%	14.93%	16.30%	25.44%	-9.12%	20.43%
FSKAX Fidelity Total Market Index Fund	11.11%	17.06%	23.89%	26.12%	-19.53%	25.66%	20.79%	30.92%	-5.32%	20.85%

Correlation

The correlation between FFFJX and FSKAX is 0.94, 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	0.94
Correlation (3Y) Calculated over the trailing 3-year period	0.93
Correlation (5Y) Calculated over the trailing 5-year period	0.93
Correlation (10Y) Calculated over the trailing 10-year period	0.94
Correlation (All Time) Calculated using the full available price history since Jan 3, 2012	0.95

The correlation between FFFJX and FSKAX has been stable across timeframes, ranging from 0.93 to 0.95 - a consistent structural relationship.

Return for Risk

FFFJX vs. FSKAX — Risk / Return Rank

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

FFFJX

FFFJX Risk / Return Rank: 53
FFFJX Sharpe Ratio Rank: 50
FFFJX Sortino Ratio Rank: 48
FFFJX Omega Ratio Rank: 51
FFFJX Calmar Ratio Rank: 52
FFFJX Martin Ratio Rank: 61

FSKAX

FSKAX Risk / Return Rank: 61
FSKAX Sharpe Ratio Rank: 58
FSKAX Sortino Ratio Rank: 54
FSKAX Omega Ratio Rank: 55
FSKAX Calmar Ratio Rank: 64
FSKAX Martin Ratio Rank: 75

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.

FFFJX vs. FSKAX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Advisor Freedom 2045 Fund Class C (FFFJX) and Fidelity Total Market Index Fund (FSKAX). 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.

	FFFJX	FSKAX	Difference
Sharpe ratio: Return per unit of total volatility	1.68	1.79	-0.12
Sortino ratio: Return per unit of downside risk	2.33	2.46	-0.14
Omega ratio: Gain probability vs. loss probability	1.31	1.32	-0.01
Calmar ratio: Return relative to maximum drawdown	2.33	2.60	-0.27
Martin ratio: Return relative to average drawdown	9.93	11.38	-1.45

FFFJX vs. FSKAX - Sharpe Ratio Comparison

The current FFFJX Sharpe Ratio is 1.68, which is comparable to the FSKAX Sharpe Ratio of 1.79. The chart below compares the historical Sharpe Ratios of FFFJX and FSKAX, 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

FFFJX vs. FSKAX - Drawdown Comparison

The maximum FFFJX drawdown since its inception was -31.34%, smaller than the maximum FSKAX drawdown of -35.01%. Use the drawdown chart below to compare losses from any high point for FFFJX and FSKAX.

Drawdown Indicators

	FFFJX	FSKAX	Difference
Max Drawdown Largest peak-to-trough decline	-31.34%	-35.01%	+3.67%
Max Drawdown (1Y) Largest decline over 1 year	-9.75%	-8.92%	-0.83%
Max Drawdown (3Y) Largest decline over 3 years	-15.19%	-19.43%	+4.24%
Max Drawdown (5Y) Largest decline over 5 years	-27.94%	-25.39%	-2.55%
Max Drawdown (10Y) Largest decline over 10 years	-31.34%	-35.01%	+3.67%
Current Drawdown Current decline from peak	-0.32%	-0.87%	+0.55%
Average Drawdown Average peak-to-trough decline	-4.83%	-4.01%	-0.82%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.28%	2.03%	+0.25%

Volatility

FFFJX vs. FSKAX - Volatility Comparison

Fidelity Advisor Freedom 2045 Fund Class C (FFFJX) has a higher volatility of 5.97% compared to Fidelity Total Market Index Fund (FSKAX) at 5.09%. This indicates that FFFJX's price experiences larger fluctuations and is considered to be riskier than FSKAX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FFFJX	FSKAX	Difference
Volatility (1M) Calculated over the trailing 1-month period	5.97%	5.09%	+0.88%
Volatility (6M) Calculated over the trailing 6-month period	11.61%	10.20%	+1.41%
Volatility (1Y) Calculated over the trailing 1-year period	13.55%	12.92%	+0.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.14%	17.52%	-2.38%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.47%	18.44%	-2.97%

FFFJX vs. FSKAX - Expense Ratio Comparison

FFFJX has a 1.75% expense ratio, which is higher than FSKAX's 0.02% expense ratio.

Dividends

FFFJX vs. FSKAX - Dividend Comparison

FFFJX's dividend yield for the trailing twelve months is around 6.91%, more than FSKAX's 0.94% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FFFJX Fidelity Advisor Freedom 2045 Fund Class C	6.91%	6.03%	0.96%	0.88%	10.43%	9.25%	4.91%	6.41%	11.21%	3.99%	4.18%	3.03%
FSKAX Fidelity Total Market Index Fund	0.94%	1.01%	1.19%	1.41%	1.62%	1.15%	1.45%	1.94%	2.54%	2.07%	2.43%	0.82%

Frequently Asked Questions

Can I hold both FFFJX and FSKAX in my portfolio?

With a correlation of 0.94, FFFJX and FSKAX move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which is riskier, FFFJX or FSKAX?

FFFJX has higher volatility (5.97%) compared to FSKAX (5.09%). In terms of maximum drawdown, FFFJX dropped -31.34% vs FSKAX's -35.01%.

Which has better risk-adjusted returns?

FSKAX currently has the higher Sharpe Ratio (1.79 vs 1.68), 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.