RSP vs. VWO

Last updated Jun 12, 2026

RSP (Invesco S&P 500 Equal Weight ETF) and VWO (Vanguard FTSE Emerging Markets ETF) are both exchange-traded funds - RSP is a S&P 500 fund tracking the S&P 500 Equal Weight Index, while VWO is a Emerging Markets Equities fund tracking the FTSE Emerging Index. Both are passively managed. Over the past 10 years, RSP returned 12.01%/yr vs 8.88%/yr for VWO. A 0.72 correlation means they provide meaningful diversification when combined. RSP charges 0.20%/yr vs 0.08%/yr for VWO.

Performance

RSP vs. VWO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco S&P 500 Equal Weight ETF (RSP) and Vanguard FTSE Emerging Markets ETF (VWO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both stocks are quite close, with RSP having a 9.96% return and VWO slightly lower at 9.93%. Over the past 10 years, RSP has outperformed VWO with an annualized return of 12.01%, while VWO has yielded a comparatively lower 8.88% annualized return.

RSP

• 1D: 1.56%
• 1M: 2.91%
• YTD: 9.96%
• 6M: 8.60%
• 1Y: 19.08%
• 3Y*: 14.69%
• 5Y*: 8.40%
• 10Y*: 12.01%

VWO

• 1D: 2.39%
• 1M: -0.49%
• YTD: 9.93%
• 6M: 10.69%
• 1Y: 23.70%
• 3Y*: 16.63%
• 5Y*: 4.87%
• 10Y*: 8.88%

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

RSP vs. VWO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RSP Invesco S&P 500 Equal Weight ETF	9.96%	11.21%	12.79%	13.70%	-11.62%	29.41%	12.66%	28.91%	-7.84%	18.52%
VWO Vanguard FTSE Emerging Markets ETF	9.93%	25.60%	10.59%	9.25%	-17.98%	1.26%	15.17%	20.75%	-14.76%	31.49%

Correlation

The correlation between RSP and VWO 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	0.58
Correlation (5Y) Calculated over the trailing 5-year period	0.60
Correlation (10Y) Calculated over the trailing 10-year period	0.63
Correlation (All Time) Calculated using the full available price history since Mar 10, 2005	0.72

The correlation between RSP and VWO shifts across timeframes, from 0.58 (3 years) to 0.72 (all time), reflecting how their relationship changes across market environments.

RSP vs. VWO - Sectors Allocation Comparison

Sectors	RSP	VWO
Technology	20.4%	29.6%
Financial Services	14.2%	19.5%
Industrials	14.1%	8.0%
Healthcare	10.9%	3.9%
Consumer Cyclical	10.1%	10.7%
Consumer Defensive	6.4%	3.7%
Real Estate	5.9%	2.2%
Utilities	5.9%	2.9%
Energy	4.2%	4.6%
Basic Materials	4.1%	8.0%
Communication Services	3.6%	7.1%

Return for Risk

RSP vs. VWO — Risk / Return Rank

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

RSP

RSP Risk / Return Rank: 59
RSP Sharpe Ratio Rank: 58
RSP Sortino Ratio Rank: 61
RSP Omega Ratio Rank: 55
RSP Calmar Ratio Rank: 59
RSP Martin Ratio Rank: 62

VWO

VWO Risk / Return Rank: 52
VWO Sharpe Ratio Rank: 51
VWO Sortino Ratio Rank: 49
VWO Omega Ratio Rank: 52
VWO Calmar Ratio Rank: 52
VWO Martin Ratio Rank: 53

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.

RSP vs. VWO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco S&P 500 Equal Weight ETF (RSP) and Vanguard FTSE Emerging Markets ETF (VWO). 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.

	RSP	VWO	Difference
Sharpe ratio: Return per unit of total volatility	1.62	1.44	+0.18
Sortino ratio: Return per unit of downside risk	2.36	2.03	+0.32
Omega ratio: Gain probability vs. loss probability	1.28	1.27	+0.01
Calmar ratio: Return relative to maximum drawdown	2.44	2.13	+0.31
Martin ratio: Return relative to average drawdown	9.23	7.51	+1.73

RSP vs. VWO - Sharpe Ratio Comparison

The current RSP Sharpe Ratio is 1.62, which is comparable to the VWO Sharpe Ratio of 1.44. The chart below compares the historical Sharpe Ratios of RSP and VWO, 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

RSP vs. VWO - Drawdown Comparison

The maximum RSP drawdown since its inception was -59.92%, smaller than the maximum VWO drawdown of -67.68%. Use the drawdown chart below to compare losses from any high point for RSP and VWO.

Drawdown Indicators

	RSP	VWO	Difference
Max Drawdown Largest peak-to-trough decline	-59.92%	-67.68%	+7.76%
Max Drawdown (1Y) Largest decline over 1 year	-7.85%	-11.17%	+3.32%
Max Drawdown (3Y) Largest decline over 3 years	-17.81%	-17.37%	-0.44%
Max Drawdown (5Y) Largest decline over 5 years	-21.38%	-32.60%	+11.22%
Max Drawdown (10Y) Largest decline over 10 years	-39.04%	-36.39%	-2.65%
Current Drawdown Current decline from peak	-0.51%	-3.42%	+2.91%
Average Drawdown Average peak-to-trough decline	-6.64%	-15.81%	+9.17%
Ulcer Index Depth and duration of drawdowns from previous peaks	2.07%	3.16%	-1.09%

Volatility

RSP vs. VWO - Volatility Comparison

The current volatility for Invesco S&P 500 Equal Weight ETF (RSP) is 3.55%, while Vanguard FTSE Emerging Markets ETF (VWO) has a volatility of 6.66%. This indicates that RSP experiences smaller price fluctuations and is considered to be less risky than VWO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RSP	VWO	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.55%	6.66%	-3.11%
Volatility (6M) Calculated over the trailing 6-month period	8.65%	14.04%	-5.39%
Volatility (1Y) Calculated over the trailing 1-year period	11.81%	16.53%	-4.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	16.22%	17.48%	-1.26%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	18.36%	19.23%	-0.87%

RSP vs. VWO - Expense Ratio Comparison

RSP has a 0.20% expense ratio, which is higher than VWO's 0.08% 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

RSP vs. VWO - Dividend Comparison

RSP's dividend yield for the trailing twelve months is around 1.49%, less than VWO's 2.45% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RSP Invesco S&P 500 Equal Weight ETF	1.49%	1.64%	1.52%	1.64%	1.82%	1.28%	1.64%	1.69%	2.02%	1.52%	1.20%	1.70%
VWO Vanguard FTSE Emerging Markets ETF	2.45%	2.79%	3.20%	3.52%	4.11%	2.63%	1.91%	3.23%	2.88%	2.30%	2.52%	3.26%

Frequently Asked Questions

Can I hold both RSP and VWO in my portfolio?

RSP and VWO 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, RSP or VWO?

VWO has higher volatility (6.66%) compared to RSP (3.55%). In terms of maximum drawdown, RSP dropped -59.92% vs VWO's -67.68%.

Which ETF is better, RSP or VWO?

On 10-year performance, RSP leads with 12.01% vs 8.88% for VWO. On fees, VWO is cheaper at 0.08% per year. On volatility, RSP has been the lower-risk option at 3.55%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RSP or VWO?

Over the 10-year period, RSP has performed better with a 12.01% return vs 8.88%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RSP or VWO?

VWO is cheaper with a 0.08% expense ratio, compared with 0.20% for RSP.

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

VWO has the higher dividend yield at 2.45%, compared with 1.49% for RSP.

What is the main difference between RSP and VWO?

RSP is categorized as S&P 500, while VWO is Emerging Markets Equities. RSP tracks S&P 500 Equal Weight Index, while VWO tracks FTSE Emerging Index. They also come from different issuers: Invesco and Vanguard. Their fees differ too: 0.20% for RSP and 0.08% for VWO.

Which has better risk-adjusted returns?

RSP currently has the higher Sharpe Ratio (1.62 vs 1.44), 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.