SPHIX vs. PRHYX

Last updated Aug 1, 2026

SPHIX (Fidelity High Income Fund) and PRHYX (T. Rowe Price High Yield Fund) are both High Yield Bonds funds. Over the past 10 years, SPHIX returned 4.86%/yr vs 6.12%/yr for PRHYX. Their 0.73 correlation means they have sometimes moved together and sometimes differently. SPHIX charges 0.69%/yr vs 0.70%/yr for PRHYX.

Performance

SPHIX vs. PRHYX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity High Income Fund (SPHIX) and T. Rowe Price High Yield Fund (PRHYX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SPHIX achieves a 2.43% return, which is significantly higher than PRHYX's 1.10% return. Over the past 10 years, SPHIX has underperformed PRHYX with an annualized return of 4.86%, while PRHYX has yielded a comparatively higher 6.12% annualized return.

SPHIX

• 1D: 0.12%
• 1M: -0.98%
• 6M: 1.57%
• YTD: 2.43%
• 1Y: 6.93%
• 3Y*: 8.94%
• 5Y*: 3.77%
• 10Y*: 4.86%
• ALL TIME*: 7.75%

PRHYX

• 1D: 0.17%
• 1M: -0.84%
• 6M: 0.54%
• YTD: 1.10%
• 1Y: 4.59%
• 3Y*: 10.57%
• 5Y*: 5.91%
• 10Y*: 6.12%
• ALL TIME*: 6.20%

*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)
PRHYX T. Rowe Price High Yield Fund	$0.00	$0.00	$0.00
SPHIX Fidelity High Income Fund	$0.00	$0.00	$0.00

SPHIX vs. PRHYX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SPHIX Fidelity High Income Fund	2.43%	9.85%	9.57%	10.99%	-13.08%	3.55%	2.47%	14.27%	-2.39%	8.60%
PRHYX T. Rowe Price High Yield Fund	1.10%	10.44%	12.07%	20.05%	-12.48%	5.22%	4.99%	14.69%	-3.30%	7.40%

Correlation

The correlation between SPHIX and PRHYX is 0.66, which is moderate. They have sometimes moved together and sometimes differently, sharing some price drivers without tracking each other closely.

	Correlation
Correlation (1Y) Focuses on recent behavior, but can change the most.	0.66
Correlation (3Y) Balances recent behavior with more history.	0.73
Correlation (5Y) Shows whether the relationship held over a longer period.	0.83
Correlation (10Y) Provides a long-term view across more market conditions.	0.82
Correlation (All Time) Calculated using the full available price history since Jan 2, 1991	0.73

The correlation between SPHIX and PRHYX shifts across timeframes, from 0.66 (1 year) to 0.83 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

SPHIX vs. PRHYX — Risk / Return Rank

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

SPHIX

SPHIX Risk / Return Rank: 90
SPHIX Sharpe Ratio Rank: 88
SPHIX Sortino Ratio Rank: 92
SPHIX Omega Ratio Rank: 89
SPHIX Calmar Ratio Rank: 88
SPHIX Martin Ratio Rank: 93

PRHYX

PRHYX Risk / Return Rank: 67
PRHYX Sharpe Ratio Rank: 57
PRHYX Sortino Ratio Rank: 69
PRHYX Omega Ratio Rank: 72
PRHYX Calmar Ratio Rank: 62
PRHYX Martin Ratio Rank: 76

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.

SPHIX vs. PRHYX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity High Income Fund (SPHIX) and T. Rowe Price High Yield Fund (PRHYX). 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.

	SPHIX	PRHYX	Difference
Sharpe ratio: Return per unit of total volatility	2.16	1.39	+0.77
Sortino ratio: Return per unit of downside risk	3.59	2.28	+1.30
Omega ratio: Gain probability vs. loss probability	1.47	1.30	+0.16
Calmar ratio: Return relative to maximum drawdown	3.11	2.04	+1.07
Martin ratio: Return relative to average drawdown	13.95	9.07	+4.89

SPHIX vs. PRHYX - Sharpe Ratio Comparison

The current SPHIX Sharpe Ratio is 2.16, which is higher than the PRHYX Sharpe Ratio of 1.39. The chart below compares the historical Sharpe Ratios of SPHIX and PRHYX, 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

SPHIX vs. PRHYX - Drawdown Comparison

The maximum SPHIX drawdown since its inception was -31.36%, roughly equal to the maximum PRHYX drawdown of -30.79%. Use the drawdown chart below to compare losses from any high point for SPHIX and PRHYX.

Drawdown Indicators

	SPHIX	PRHYX	Difference
Max Drawdown Largest peak-to-trough decline	-31.36%	-30.79%	-0.57%
Max Drawdown (1Y) Largest decline over 1 year	-2.33%	-2.17%	-0.16%
Max Drawdown (3Y) Largest decline over 3 years	-4.15%	-3.33%	-0.82%
Max Drawdown (5Y) Largest decline over 5 years	-16.46%	-16.43%	-0.03%
Max Drawdown (10Y) Largest decline over 10 years	-22.44%	-22.10%	-0.34%
Current Drawdown Current decline from peak	-1.23%	-1.01%	-0.22%
Average Drawdown Average peak-to-trough decline	-3.46%	-3.62%	+0.16%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.52%	0.49%	+0.03%

Volatility

SPHIX vs. PRHYX - Volatility Comparison

The current volatility for Fidelity High Income Fund (SPHIX) is 0.55%, while T. Rowe Price High Yield Fund (PRHYX) has a volatility of 0.63%. This indicates that SPHIX experiences smaller price fluctuations and is considered to be less risky than PRHYX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SPHIX	PRHYX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.55%	0.63%	-0.08%
Volatility (6M) Calculated over the trailing 6-month period	2.66%	2.50%	+0.16%
Volatility (1Y) Calculated over the trailing 1-year period	3.35%	3.21%	+0.14%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.30%	5.34%	-0.04%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	5.74%	5.57%	+0.17%

SPHIX vs. PRHYX - Expense Ratio Comparison

SPHIX has a 0.69% expense ratio, which is lower than PRHYX's 0.70% expense ratio.

Dividends

SPHIX vs. PRHYX - Dividend Comparison

SPHIX's dividend yield for the trailing twelve months is around 5.98%, less than PRHYX's 6.26% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
PRHYX T. Rowe Price High Yield Fund	6.26%	8.33%	11.50%	11.49%	4.68%	5.09%	5.19%	5.48%	6.25%	5.49%	6.02%	6.45%
SPHIX Fidelity High Income Fund	5.98%	6.43%	6.10%	5.41%	3.91%	4.07%	4.71%	5.10%	6.02%	5.40%	6.07%	5.59%

Frequently Asked Questions

Can I hold both SPHIX and PRHYX in my portfolio?

SPHIX and PRHYX have a correlation of 0.66, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SPHIX or PRHYX?

PRHYX has higher volatility (0.63%) compared to SPHIX (0.55%). In terms of maximum drawdown, SPHIX dropped -31.36% vs PRHYX's -30.79%.

Which has better risk-adjusted returns?

SPHIX currently has the higher Sharpe Ratio (2.16 vs 1.39), 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.