IDLV vs. RSP

Last updated Jun 25, 2026

IDLV (Invesco S&P International Developed Low Volatility ETF) and RSP (Invesco S&P 500 Equal Weight ETF) are both exchange-traded funds - IDLV is a Volatility Hedged Equity fund tracking the S&P BMI International Developed Low Volatility Index, while RSP is a S&P 500 fund tracking the S&P 500 Equal Weight Index. Both are passively managed. Over the past 10 years, IDLV returned 5.73%/yr vs 12.31%/yr for RSP. A 0.70 correlation means they provide meaningful diversification when combined. IDLV charges 0.25%/yr vs 0.20%/yr for RSP.

Performance

IDLV vs. RSP - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco S&P International Developed Low Volatility ETF (IDLV) and Invesco S&P 500 Equal Weight ETF (RSP). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IDLV achieves a 3.29% return, which is significantly lower than RSP's 10.72% return. Over the past 10 years, IDLV has underperformed RSP with an annualized return of 5.73%, while RSP has yielded a comparatively higher 12.31% annualized return.

IDLV

• 1D: 0.15%
• 1M: -1.28%
• YTD: 3.29%
• 6M: 2.89%
• 1Y: 9.61%
• 3Y*: 12.47%
• 5Y*: 6.10%
• 10Y*: 5.73%

RSP

• 1D: 0.71%
• 1M: 2.23%
• YTD: 10.72%
• 6M: 9.45%
• 1Y: 18.70%
• 3Y*: 15.14%
• 5Y*: 8.63%
• 10Y*: 12.31%

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

IDLV vs. RSP - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
IDLV Invesco S&P International Developed Low Volatility ETF	3.29%	27.77%	2.15%	9.18%	-12.21%	9.76%	-9.78%	20.09%	-8.02%	22.01%
RSP Invesco S&P 500 Equal Weight ETF	10.72%	11.21%	12.79%	13.70%	-11.62%	29.41%	12.66%	28.91%	-7.84%	18.52%

Correlation

The correlation between IDLV and RSP is 0.61, 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	0.61
Correlation (3Y) Calculated over the trailing 3-year period	0.63
Correlation (5Y) Calculated over the trailing 5-year period	0.69
Correlation (10Y) Calculated over the trailing 10-year period	0.69
Correlation (All Time) Calculated using the full available price history since Jan 17, 2012	0.70

The correlation between IDLV and RSP has been stable across timeframes, ranging from 0.61 to 0.70 - a consistent structural relationship.

IDLV vs. RSP - Sectors Allocation Comparison

Sectors	IDLV	RSP
Financial Services	23.3%	13.9%
Industrials	16.7%	14.2%
Real Estate	14.9%	6.1%
Consumer Defensive	13.8%	6.4%
Utilities	11.2%	5.7%
Communication Services	8.7%	3.9%
Consumer Cyclical	3.7%	10.0%
Energy	3.6%	4.0%
Basic Materials	2.4%	3.9%
Healthcare	1.7%	11.1%
Technology	0.7%	20.9%

Return for Risk

IDLV vs. RSP — Risk / Return Rank

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

IDLV

IDLV Risk / Return Rank: 28
IDLV Sharpe Ratio Rank: 29
IDLV Sortino Ratio Rank: 28
IDLV Omega Ratio Rank: 28
IDLV Calmar Ratio Rank: 28
IDLV Martin Ratio Rank: 27

RSP

RSP Risk / Return Rank: 52
RSP Sharpe Ratio Rank: 51
RSP Sortino Ratio Rank: 53
RSP Omega Ratio Rank: 48
RSP Calmar Ratio Rank: 54
RSP Martin Ratio Rank: 56

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.

IDLV vs. RSP - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P International Developed Low Volatility ETF (IDLV) and Invesco S&P 500 Equal Weight ETF (RSP). 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.

	IDLV	RSP	Difference
Sharpe ratio: Return per unit of total volatility	0.98	1.59	-0.61
Sortino ratio: Return per unit of downside risk	1.44	2.31	-0.87
Omega ratio: Gain probability vs. loss probability	1.18	1.28	-0.10
Calmar ratio: Return relative to maximum drawdown	1.28	2.39	-1.11
Martin ratio: Return relative to average drawdown	3.44	9.03	-5.59

IDLV vs. RSP - Sharpe Ratio Comparison

The current IDLV Sharpe Ratio is 0.98, which is lower than the RSP Sharpe Ratio of 1.59. The chart below compares the historical Sharpe Ratios of IDLV and RSP, 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

IDLV vs. RSP - Drawdown Comparison

The maximum IDLV drawdown since its inception was -34.65%, smaller than the maximum RSP drawdown of -59.92%. Use the drawdown chart below to compare losses from any high point for IDLV and RSP.

Drawdown Indicators

	IDLV	RSP	Difference
Max Drawdown Largest peak-to-trough decline	-34.65%	-59.92%	+25.27%
Max Drawdown (1Y) Largest decline over 1 year	-7.54%	-7.85%	+0.31%
Max Drawdown (3Y) Largest decline over 3 years	-9.97%	-17.81%	+7.84%
Max Drawdown (5Y) Largest decline over 5 years	-22.52%	-21.38%	-1.14%
Max Drawdown (10Y) Largest decline over 10 years	-34.65%	-39.04%	+4.39%
Current Drawdown Current decline from peak	-5.08%	-0.79%	-4.29%
Average Drawdown Average peak-to-trough decline	-5.94%	-6.64%	+0.70%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.80%	2.08%	+0.72%

Volatility

IDLV vs. RSP - Volatility Comparison

The current volatility for Invesco S&P International Developed Low Volatility ETF (IDLV) is 2.64%, while Invesco S&P 500 Equal Weight ETF (RSP) has a volatility of 3.59%. This indicates that IDLV experiences smaller price fluctuations and is considered to be less risky than RSP based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IDLV	RSP	Difference
Volatility (1M) Calculated over the trailing 1-month period	2.64%	3.59%	-0.95%
Volatility (6M) Calculated over the trailing 6-month period	7.85%	8.69%	-0.84%
Volatility (1Y) Calculated over the trailing 1-year period	9.84%	11.81%	-1.97%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	11.78%	16.20%	-4.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	13.22%	18.33%	-5.11%

IDLV vs. RSP - Expense Ratio Comparison

IDLV has a 0.25% expense ratio, which is higher than RSP's 0.20% 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

IDLV vs. RSP - Dividend Comparison

IDLV's dividend yield for the trailing twelve months is around 5.08%, more than RSP's 1.52% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IDLV Invesco S&P International Developed Low Volatility ETF	5.08%	4.63%	3.41%	3.59%	4.69%	2.99%	2.30%	4.92%	3.94%	3.05%	3.92%	3.93%
RSP Invesco S&P 500 Equal Weight ETF	1.52%	1.64%	1.52%	1.64%	1.82%	1.28%	1.64%	1.69%	2.02%	1.52%	1.20%	1.70%

Frequently Asked Questions

Can I hold both IDLV and RSP in my portfolio?

IDLV and RSP have a correlation of 0.61, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, IDLV or RSP?

RSP has higher volatility (3.59%) compared to IDLV (2.64%). In terms of maximum drawdown, IDLV dropped -34.65% vs RSP's -59.92%.

Which ETF is better, IDLV or RSP?

On 10-year performance, RSP leads with 12.31% vs 5.73% for IDLV. On fees, RSP is cheaper at 0.20% per year. On volatility, IDLV has been the lower-risk option at 2.64%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, IDLV or RSP?

Over the 10-year period, RSP has performed better with a 12.31% return vs 5.73%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, IDLV or RSP?

RSP is cheaper with a 0.20% expense ratio, compared with 0.25% for IDLV.

Which ETF pays a higher dividend yield, IDLV or RSP?

IDLV has the higher dividend yield at 5.08%, compared with 1.52% for RSP.

What is the main difference between IDLV and RSP?

IDLV is categorized as Volatility Hedged Equity, while RSP is S&P 500. IDLV tracks S&P BMI International Developed Low Volatility Index, while RSP tracks S&P 500 Equal Weight Index. Their fees differ too: 0.25% for IDLV and 0.20% for RSP.

Which has better risk-adjusted returns?

RSP currently has the higher Sharpe Ratio (1.59 vs 0.98), 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.