IDX vs. RBIL

Last updated Jul 17, 2026

IDX (VanEck Vectors Indonesia Index ETF) and RBIL (F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF) are both exchange-traded funds - IDX is a Indonesia Equities fund tracking the MVIS Indonesia Index, while RBIL is a Inflation-Protected Bonds fund tracking the Bloomberg US Ultrashort TIPS 1-13 Months Index. Both are passively managed. Over the past year, IDX returned -27.91% vs 4.04% for RBIL. At a correlation of -0.14, they often move in opposite directions. IDX charges 0.57%/yr vs 0.17%/yr for RBIL.

Performance

IDX vs. RBIL - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in VanEck Vectors Indonesia Index ETF (IDX) 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, IDX achieves a -35.13% return, which is significantly lower than RBIL's 2.59% return.

IDX

• 1D: 1.52%
• 1M: -4.80%
• 6M: -37.48%
• YTD: -35.13%
• 1Y: -27.91%
• 3Y*: -14.01%
• 5Y*: -7.22%
• 10Y*: -4.99%

RBIL

• 1D: 0.05%
• 1M: 0.14%
• 6M: 2.44%
• YTD: 2.59%
• 1Y: 4.04%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IDX vs. RBIL - Yearly Performance Comparison

	2026 (YTD)	2025
IDX VanEck Vectors Indonesia Index ETF	-35.13%	22.88%
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF	2.59%	2.85%

Correlation

The correlation between IDX and RBIL is -0.14, 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	-0.14
Correlation (All Time) Calculated using the full available price history since Feb 25, 2025	-0.14

Return for Risk

IDX vs. RBIL — Risk / Return Rank

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

IDX

IDX Risk / Return Rank: 2
IDX Sharpe Ratio Rank: 2
IDX Sortino Ratio Rank: 2
IDX Omega Ratio Rank: 2
IDX Calmar Ratio Rank: 4
IDX Martin Ratio Rank: 1

RBIL

RBIL Risk / Return Rank: 97
RBIL Sharpe Ratio Rank: 98
RBIL Sortino Ratio Rank: 98
RBIL Omega Ratio Rank: 98
RBIL Calmar Ratio Rank: 96
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.

IDX vs. RBIL - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for VanEck Vectors Indonesia Index ETF (IDX) 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.

	IDX	RBIL	Difference
Sharpe ratio: Return per unit of total volatility	-1.00	4.27	-5.27
Sortino ratio: Return per unit of downside risk	-1.31	6.56	-7.87
Omega ratio: Gain probability vs. loss probability	0.83	2.10	-1.28
Calmar ratio: Return relative to maximum drawdown	-0.63	7.22	-7.85
Martin ratio: Return relative to average drawdown	-1.51	30.11	-31.63

IDX vs. RBIL - Sharpe Ratio Comparison

The current IDX Sharpe Ratio is -1.00, which is lower than the RBIL Sharpe Ratio of 4.27. The chart below compares the historical Sharpe Ratios of IDX 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

IDX vs. RBIL - Drawdown Comparison

The maximum IDX drawdown since its inception was -63.14%, which is greater than RBIL's maximum drawdown of -0.56%. Use the drawdown chart below to compare losses from any high point for IDX and RBIL.

Drawdown Indicators

	IDX	RBIL	Difference
Max Drawdown Largest peak-to-trough decline	-63.14%	-0.56%	-62.58%
Max Drawdown (1Y) Largest decline over 1 year	-44.52%	-0.56%	-43.96%
Max Drawdown (3Y) Largest decline over 3 years	-46.73%	—	—
Max Drawdown (5Y) Largest decline over 5 years	-51.25%	—	—
Max Drawdown (10Y) Largest decline over 10 years	-59.11%	—	—
Current Drawdown Current decline from peak	-56.00%	-0.24%	-55.76%
Average Drawdown Average peak-to-trough decline	-25.03%	-0.08%	-24.95%
Ulcer Index Depth and duration of drawdowns from previous peaks	18.48%	0.13%	+18.35%

Volatility

IDX vs. RBIL - Volatility Comparison

VanEck Vectors Indonesia Index ETF (IDX) has a higher volatility of 8.35% compared to F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF (RBIL) at 0.31%. This indicates that IDX'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

	IDX	RBIL	Difference
Volatility (1M) Calculated over the trailing 1-month period	8.35%	0.31%	+8.04%
Volatility (6M) Calculated over the trailing 6-month period	25.89%	0.88%	+25.01%
Volatility (1Y) Calculated over the trailing 1-year period	28.05%	0.95%	+27.10%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	21.21%	1.06%	+20.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.48%	1.06%	+23.42%

IDX vs. RBIL - Expense Ratio Comparison

IDX has a 0.57% expense ratio, which is higher than RBIL's 0.17% expense ratio.

Dividends

IDX vs. RBIL - Dividend Comparison

IDX's dividend yield for the trailing twelve months is around 3.21%, less than RBIL's 4.58% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDX VanEck Vectors Indonesia Index ETF	3.21%	2.08%	4.01%	3.62%	3.64%	1.08%	1.66%	2.21%	2.19%	1.85%	1.16%	2.43%
RBIL F/m Ultrashort Treasury Inflation-Protected Security (TIPS) ETF	4.58%	3.65%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IDX and RBIL in my portfolio?

IDX and RBIL have a correlation of -0.14, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IDX or RBIL?

IDX has higher volatility (8.35%) compared to RBIL (0.31%). In terms of maximum drawdown, IDX dropped -63.14% vs RBIL's -0.56%.

Which ETF is better, IDX or RBIL?

On 1-year performance, RBIL leads with 4.04% vs -27.91% for IDX. On fees, RBIL is cheaper at 0.17% per year. On volatility, RBIL has been the lower-risk option at 0.31%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IDX or RBIL?

Over the 1-year period, RBIL has performed better with a 4.04% return vs -27.91%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IDX or RBIL?

RBIL is cheaper with a 0.17% expense ratio, compared with 0.57% for IDX.

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

RBIL has the higher dividend yield at 4.58%, compared with 3.21% for IDX.

What is the main difference between IDX and RBIL?

IDX is categorized as Indonesia Equities, while RBIL is Inflation-Protected Bonds. IDX tracks MVIS Indonesia Index, while RBIL tracks Bloomberg US Ultrashort TIPS 1-13 Months Index. They also come from different issuers: VanEck and F/m. Their fees differ too: 0.57% for IDX and 0.17% for RBIL.

Which has better risk-adjusted returns?

RBIL currently has the higher Sharpe Ratio (4.27 vs -1.00), 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.