DFSI vs. RBIL

Last updated Jun 23, 2026

DFSI (Dimensional International Sustainability Core 1 ETF) and RBIL (F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF) are both exchange-traded funds - DFSI is a Foreign Large Cap Equities fund actively managed by Dimensional, while RBIL is a Inflation-Protected Bonds fund tracking the Bloomberg US Ultrashort TIPS 1-13 Months Index. DFSI is actively managed, while RBIL is passively managed. Over the past year, DFSI returned 22.70% vs 3.95% for RBIL. At a correlation of -0.22, they often move in opposite directions. DFSI charges 0.24%/yr vs 0.17%/yr for RBIL.

Performance

DFSI vs. RBIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Dimensional International Sustainability Core 1 ETF (DFSI) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, DFSI achieves a 7.52% return, which is significantly higher than RBIL's 2.31% return.

DFSI

• 1D: 0.11%
• 1M: 1.46%
• YTD: 7.52%
• 6M: 7.54%
• 1Y: 22.70%
• 3Y*: 17.92%
• 5Y*: —
• 10Y*: —

RBIL

• 1D: -0.05%
• 1M: -0.20%
• YTD: 2.31%
• 6M: 2.35%
• 1Y: 3.95%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

DFSI vs. RBIL - Yearly Performance Comparison

	2026 (YTD)	2025
DFSI Dimensional International Sustainability Core 1 ETF	7.52%	25.16%
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF	2.31%	2.85%

Correlation

The correlation between DFSI and RBIL is -0.27, meaning they tend to move in opposite directions. This is especially valuable for risk management - when one declines, the other has historically tended to hold steady or rise.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	-0.27
Correlation (All Time) Calculated using the full available price history since Feb 25, 2025	-0.22

Return for Risk

DFSI vs. RBIL — Risk / Return Rank

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

DFSI

DFSI Risk / Return Rank: 43
DFSI Sharpe Ratio Rank: 44
DFSI Sortino Ratio Rank: 44
DFSI Omega Ratio Rank: 43
DFSI Calmar Ratio Rank: 38
DFSI Martin Ratio Rank: 44

RBIL

RBIL Risk / Return Rank: 97
RBIL Sharpe Ratio Rank: 97
RBIL Sortino Ratio Rank: 97
RBIL Omega Ratio Rank: 98
RBIL Calmar Ratio Rank: 95
RBIL Martin Ratio Rank: 97

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.

DFSI vs. RBIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Dimensional International Sustainability Core 1 ETF (DFSI) and F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL). 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.

	DFSI	RBIL	Difference
Sharpe ratio: Return per unit of total volatility	1.49	4.18	-2.69
Sortino ratio: Return per unit of downside risk	2.17	6.39	-4.22
Omega ratio: Gain probability vs. loss probability	1.28	2.06	-0.79
Calmar ratio: Return relative to maximum drawdown	1.86	7.59	-5.73
Martin ratio: Return relative to average drawdown	6.95	44.07	-37.12

DFSI vs. RBIL - Sharpe Ratio Comparison

The current DFSI Sharpe Ratio is 1.49, which is lower than the RBIL Sharpe Ratio of 4.18. The chart below compares the historical Sharpe Ratios of DFSI and RBIL, 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

DFSI vs. RBIL - Drawdown Comparison

The maximum DFSI drawdown since its inception was -12.82%, which is greater than RBIL's maximum drawdown of -0.52%. Use the drawdown chart below to compare losses from any high point for DFSI and RBIL.

Drawdown Indicators

	DFSI	RBIL	Difference
Max Drawdown Largest peak-to-trough decline	-12.82%	-0.52%	-12.30%
Max Drawdown (1Y) Largest decline over 1 year	-12.26%	-0.52%	-11.74%
Max Drawdown (3Y) Largest decline over 3 years	-12.82%	—	—
Current Drawdown Current decline from peak	-1.33%	-0.51%	-0.82%
Average Drawdown Average peak-to-trough decline	-2.62%	-0.07%	-2.55%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.27%	0.09%	+3.18%

Volatility

DFSI vs. RBIL - Volatility Comparison

Dimensional International Sustainability Core 1 ETF (DFSI) has a higher volatility of 4.36% compared to F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) at 0.36%. This indicates that DFSI's price experiences larger fluctuations and is considered to be riskier than RBIL based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	DFSI	RBIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.36%	0.36%	+4.00%
Volatility (6M) Calculated over the trailing 6-month period	13.11%	0.85%	+12.26%
Volatility (1Y) Calculated over the trailing 1-year period	15.30%	0.95%	+14.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	15.29%	1.07%	+14.22%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	15.29%	1.07%	+14.22%

DFSI vs. RBIL - Expense Ratio Comparison

DFSI has a 0.24% expense ratio, which is higher than RBIL's 0.17% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

DFSI vs. RBIL - Dividend Comparison

DFSI's dividend yield for the trailing twelve months is around 2.10%, less than RBIL's 4.38% yield.

Position	TTM	2025	2024	2023	2022
DFSI Dimensional International Sustainability Core 1 ETF	2.10%	2.23%	2.39%	2.10%	0.18%
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF	4.38%	3.65%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both DFSI and RBIL in my portfolio?

DFSI and RBIL have a correlation of -0.27, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, DFSI or RBIL?

DFSI has higher volatility (4.36%) compared to RBIL (0.36%). In terms of maximum drawdown, DFSI dropped -12.82% vs RBIL's -0.52%.

Which ETF is better, DFSI or RBIL?

On 1-year performance, DFSI leads with 22.70% vs 3.95% for RBIL. On fees, RBIL is cheaper at 0.17% per year. On volatility, RBIL has been the lower-risk option at 0.36%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, DFSI or RBIL?

Over the 1-year period, DFSI has performed better with a 22.70% return vs 3.95%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, DFSI or RBIL?

RBIL is cheaper with a 0.17% expense ratio, compared with 0.24% for DFSI.

Which ETF pays a higher dividend yield, DFSI or RBIL?

RBIL has the higher dividend yield at 4.38%, compared with 2.10% for DFSI.

What is the main difference between DFSI and RBIL?

DFSI is categorized as Foreign Large Cap Equities, while RBIL is Inflation-Protected Bonds. They also come from different issuers: Dimensional and F/m. Their fees differ too: 0.24% for DFSI and 0.17% for RBIL.

Which has better risk-adjusted returns?

RBIL currently has the higher Sharpe Ratio (4.18 vs 1.49), 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.