RNEM vs. VOO

Last updated Jun 3, 2026

RNEM (First Trust Emerging Markets Equity Select ETF) and VOO (Vanguard S&P 500 ETF) are both exchange-traded funds - RNEM is a Emerging Markets Equities fund tracking the Nasdaq Riskalyze Emerging Markets Equity Select Index, while VOO is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 5 years, RNEM returned 4.16%/yr vs 14.26%/yr for VOO. At a 0.50 correlation, their price movements are largely independent. RNEM charges 0.75%/yr vs 0.03%/yr for VOO.

Performance

RNEM vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in First Trust Emerging Markets Equity Select ETF (RNEM) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, RNEM achieves a -0.17% return, which is significantly lower than VOO's 11.69% return.

RNEM

• 1D: 1.15%
• 1M: -1.13%
• YTD: -0.17%
• 6M: 0.04%
• 1Y: 4.80%
• 3Y*: 8.07%
• 5Y*: 4.16%
• 10Y*: —

VOO

• 1D: 0.14%
• 1M: 5.39%
• YTD: 11.69%
• 6M: 12.11%
• 1Y: 29.68%
• 3Y*: 22.73%
• 5Y*: 14.26%
• 10Y*: 15.65%

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

RNEM vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
RNEM First Trust Emerging Markets Equity Select ETF	-0.17%	15.58%	-1.47%	23.43%	-8.75%	6.16%	-8.16%	12.76%	-9.34%	11.97%
VOO Vanguard S&P 500 ETF	11.69%	17.82%	24.98%	26.32%	-18.17%	28.79%	18.32%	31.37%	-4.50%	10.91%

Correlation

The correlation between RNEM and VOO is 0.64, 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	0.64
Correlation (3Y) Calculated over the trailing 3-year period	0.53
Correlation (5Y) Calculated over the trailing 5-year period	0.55
Correlation (All Time) Calculated using the full available price history since Jun 26, 2017	0.50

The correlation between RNEM and VOO shifts across timeframes, from 0.50 (all time) to 0.64 (1 year), reflecting how their relationship changes across market environments.

RNEM vs. VOO - Sectors Allocation Comparison

Sectors	RNEM	VOO
Financial Services	34.7%	11.6%
Basic Materials	13.7%	1.8%
Consumer Cyclical	10.1%	10.2%
Communication Services	9.1%	11.3%
Energy	7.6%	3.5%
Technology	6.0%	35.7%
Consumer Defensive	5.9%	4.9%
Healthcare	4.6%	8.5%
Industrials	4.1%	8.3%
Utilities	3.7%	2.4%
Real Estate	0.8%	1.9%

Return for Risk

RNEM vs. VOO — Risk / Return Rank

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

RNEM

RNEM Risk / Return Rank: 14
RNEM Sharpe Ratio Rank: 14
RNEM Sortino Ratio Rank: 14
RNEM Omega Ratio Rank: 14
RNEM Calmar Ratio Rank: 15
RNEM Martin Ratio Rank: 14

VOO

VOO Risk / Return Rank: 75
VOO Sharpe Ratio Rank: 77
VOO Sortino Ratio Rank: 75
VOO Omega Ratio Rank: 76
VOO Calmar Ratio Rank: 68
VOO Martin Ratio Rank: 80

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.

RNEM vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for First Trust Emerging Markets Equity Select ETF (RNEM) and Vanguard S&P 500 ETF (VOO). 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.

	RNEM	VOO	Difference
Sharpe ratio Return per unit of total volatility	0.36	2.53	-2.17
Sortino ratio Return per unit of downside risk	0.62	3.43	-2.81
Omega ratio Gain probability vs. loss probability	1.08	1.46	-0.39
Calmar ratio Return relative to maximum drawdown	0.50	3.42	-2.92
Martin ratio Return relative to average drawdown	1.18	15.95	-14.77
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

RNEM vs. VOO - Sharpe Ratio Comparison

The current RNEM Sharpe Ratio is 0.36, which is lower than the VOO Sharpe Ratio of 2.53. The chart below compares the historical Sharpe Ratios of RNEM and VOO, 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

	RNEM	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.36	2.53	-2.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.29	0.85	-0.56
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.87	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.24	0.89	-0.65

Drawdowns

RNEM vs. VOO - Drawdown Comparison

The maximum RNEM drawdown since its inception was -38.38%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for RNEM and VOO.

Drawdown Indicators

	RNEM	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-38.38%	-33.99%	-4.39%
Max Drawdown (1Y) Largest decline over 1 year	-10.71%	-8.90%	-1.81%
Max Drawdown (3Y) Largest decline over 3 years	-13.09%	-18.69%	+5.60%
Max Drawdown (5Y) Largest decline over 5 years	-21.41%	-24.52%	+3.11%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-6.20%	0.00%	-6.20%
Average Drawdown Average peak-to-trough decline	-9.30%	-3.69%	-5.61%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.57%	1.91%	+2.66%

Volatility

RNEM vs. VOO - Volatility Comparison

First Trust Emerging Markets Equity Select ETF (RNEM) has a higher volatility of 4.18% compared to Vanguard S&P 500 ETF (VOO) at 2.74%. This indicates that RNEM's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	RNEM	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	4.18%	2.74%	+1.44%
Volatility (6M) Calculated over the trailing 6-month period	10.29%	8.88%	+1.41%
Volatility (1Y) Calculated over the trailing 1-year period	13.25%	11.78%	+1.47%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	14.39%	16.81%	-2.42%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	17.22%	18.01%	-0.79%

RNEM vs. VOO - Expense Ratio Comparison

RNEM has a 0.75% expense ratio, which is higher than VOO's 0.03% expense ratio.

Dividends

RNEM vs. VOO - Dividend Comparison

RNEM's dividend yield for the trailing twelve months is around 2.75%, more than VOO's 1.02% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
RNEM First Trust Emerging Markets Equity Select ETF	2.75%	2.75%	3.45%	1.63%	2.99%	3.20%	3.01%	2.85%	2.85%	2.28%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.02%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Frequently Asked Questions

Can I hold both RNEM and VOO in my portfolio?

RNEM and VOO have a correlation of 0.64, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, RNEM or VOO?

RNEM has higher volatility (4.18%) compared to VOO (2.74%). In terms of maximum drawdown, RNEM dropped -38.38% vs VOO's -33.99%.

Which ETF is better, RNEM or VOO?

On 5-year performance, VOO leads with 14.26% vs 4.16% for RNEM. On fees, VOO is cheaper at 0.03% per year. On volatility, VOO has been the lower-risk option at 2.74%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, RNEM or VOO?

Over the 5-year period, VOO has performed better with a 14.26% return vs 4.16%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, RNEM or VOO?

VOO is cheaper with a 0.03% expense ratio, compared with 0.75% for RNEM.

Which ETF pays a higher dividend yield, RNEM or VOO?

RNEM has the higher dividend yield at 2.75%, compared with 1.02% for VOO.

What is the main difference between RNEM and VOO?

RNEM is categorized as Emerging Markets Equities, while VOO is S&P 500. RNEM tracks Nasdaq Riskalyze Emerging Markets Equity Select Index, while VOO tracks S&P 500 Index. They also come from different issuers: First Trust and Vanguard. Their fees differ too: 0.75% for RNEM and 0.03% for VOO.

Which has better risk-adjusted returns?

VOO currently has the higher Sharpe Ratio (2.53 vs 0.36), 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.