FTBFX vs. FBIIX

Last updated Jun 4, 2026

FTBFX (Fidelity Total Bond Fund) and FBIIX (Fidelity International Bond Index Fund) are both mutual funds - FTBFX is a Intermediate Core-Plus Bond fund actively managed by Fidelity, while FBIIX is a Global Bonds fund managed by Fidelity. Over the past 5 years, FTBFX returned 0.76%/yr vs 0.80%/yr for FBIIX. A 0.68 correlation means they provide meaningful diversification when combined. FTBFX charges 0.45%/yr vs 0.06%/yr for FBIIX.

Performance

FTBFX vs. FBIIX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Fidelity Total Bond Fund (FTBFX) and Fidelity International Bond Index Fund (FBIIX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, FTBFX achieves a 0.57% return, which is significantly lower than FBIIX's 0.83% return.

FTBFX

• 1D: 0.00%
• 1M: 0.47%
• YTD: 0.57%
• 6M: 0.40%
• 1Y: 5.75%
• 3Y*: 4.84%
• 5Y*: 0.76%
• 10Y*: 2.47%

FBIIX

• 1D: 0.11%
• 1M: 0.99%
• YTD: 0.83%
• 6M: 0.60%
• 1Y: 2.22%
• 3Y*: 4.12%
• 5Y*: 0.80%
• 10Y*: —

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

FTBFX vs. FBIIX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
FTBFX Fidelity Total Bond Fund	0.57%	7.50%	2.13%	7.25%	-13.58%	-0.44%	9.34%	0.61%
FBIIX Fidelity International Bond Index Fund	0.83%	2.66%	4.64%	7.48%	-10.84%	-1.84%	4.43%	-1.13%

Correlation

The correlation between FTBFX and FBIIX is 0.59, which is moderate. They share some common price drivers but move independently often enough to provide real diversification benefit when combined.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.59
Correlation (3Y) Calculated over the trailing 3-year period	0.68
Correlation (5Y) Calculated over the trailing 5-year period	0.71
Correlation (All Time) Calculated using the full available price history since Oct 11, 2019	0.68

The correlation between FTBFX and FBIIX shifts across timeframes, from 0.59 (1 year) to 0.71 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

FTBFX vs. FBIIX — Risk / Return Rank

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

FTBFX

FTBFX Risk / Return Rank: 27
FTBFX Sharpe Ratio Rank: 28
FTBFX Sortino Ratio Rank: 30
FTBFX Omega Ratio Rank: 27
FTBFX Calmar Ratio Rank: 28
FTBFX Martin Ratio Rank: 24

FBIIX

FBIIX Risk / Return Rank: 8
FBIIX Sharpe Ratio Rank: 9
FBIIX Sortino Ratio Rank: 9
FBIIX Omega Ratio Rank: 9
FBIIX Calmar Ratio Rank: 8
FBIIX Martin Ratio Rank: 8

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.

FTBFX vs. FBIIX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Fidelity Total Bond Fund (FTBFX) and Fidelity International Bond Index Fund (FBIIX). 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.

	FTBFX	FBIIX	Difference
Sharpe ratio: Return per unit of total volatility	1.49	0.74	+0.75
Sortino ratio: Return per unit of downside risk	2.24	1.08	+1.17
Omega ratio: Gain probability vs. loss probability	1.27	1.14	+0.13
Calmar ratio: Return relative to maximum drawdown	1.99	0.80	+1.19
Martin ratio: Return relative to average drawdown	6.10	2.24	+3.86
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

FTBFX vs. FBIIX - Sharpe Ratio Comparison

The current FTBFX Sharpe Ratio is 1.49, which is higher than the FBIIX Sharpe Ratio of 0.74. The chart below compares the historical Sharpe Ratios of FTBFX and FBIIX, 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

	FTBFX	FBIIX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.49	0.74	+0.75
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.13	0.22	-0.09
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.52	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.93	0.23	+0.70

Drawdowns

FTBFX vs. FBIIX - Drawdown Comparison

The maximum FTBFX drawdown since its inception was -18.25%, which is greater than FBIIX's maximum drawdown of -13.79%. Use the drawdown chart below to compare losses from any high point for FTBFX and FBIIX.

Drawdown Indicators

	FTBFX	FBIIX	Difference
Max Drawdown Largest peak-to-trough decline	-18.25%	-13.79%	-4.46%
Max Drawdown (1Y) Largest decline over 1 year	-2.89%	-2.78%	-0.11%
Max Drawdown (3Y) Largest decline over 3 years	-5.82%	-2.78%	-3.04%
Max Drawdown (5Y) Largest decline over 5 years	-18.25%	-13.74%	-4.51%
Max Drawdown (10Y) Largest decline over 10 years	-18.25%	—	—
Current Drawdown Current decline from peak	-1.31%	-1.11%	-0.20%
Average Drawdown Average peak-to-trough decline	-2.32%	-4.12%	+1.80%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.94%	0.99%	-0.05%

Volatility

FTBFX vs. FBIIX - Volatility Comparison

Fidelity Total Bond Fund (FTBFX) has a higher volatility of 1.40% compared to Fidelity International Bond Index Fund (FBIIX) at 1.33%. This indicates that FTBFX's price experiences larger fluctuations and is considered to be riskier than FBIIX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	FTBFX	FBIIX	Difference
Volatility (1M) Calculated over the trailing 1-month period	1.40%	1.33%	+0.07%
Volatility (6M) Calculated over the trailing 6-month period	2.80%	2.65%	+0.15%
Volatility (1Y) Calculated over the trailing 1-year period	3.88%	2.99%	+0.89%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	5.67%	3.59%	+2.08%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	4.73%	3.42%	+1.31%

FTBFX vs. FBIIX - Expense Ratio Comparison

FTBFX has a 0.45% expense ratio, which is higher than FBIIX's 0.06% expense ratio.

Dividends

FTBFX vs. FBIIX - Dividend Comparison

FTBFX's dividend yield for the trailing twelve months is around 4.36%, more than FBIIX's 4.18% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
FBIIX Fidelity International Bond Index Fund	4.18%	4.09%	3.44%	2.85%	1.02%	0.62%	0.74%	0.17%	0.00%	0.00%	0.00%	0.00%
FTBFX Fidelity Total Bond Fund	4.36%	4.36%	4.15%	4.15%	2.54%	1.89%	5.22%	3.03%	3.19%	2.97%	3.61%	3.30%

Frequently Asked Questions

Can I hold both FTBFX and FBIIX in my portfolio?

FTBFX and FBIIX have a correlation of 0.59, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, FTBFX or FBIIX?

FTBFX has higher volatility (1.40%) compared to FBIIX (1.33%). In terms of maximum drawdown, FTBFX dropped -18.25% vs FBIIX's -13.79%.

Which has better risk-adjusted returns?

FTBFX currently has the higher Sharpe Ratio (1.49 vs 0.74), 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.