SNSR vs. VOX

Last updated Jun 4, 2026

SNSR (Global X Internet of Things ETF) and VOX (Vanguard Communication Services ETF) are both Technology Equities funds - SNSR tracks the Indxx Global Internet of Things Thematic Index while VOX tracks the MSCI US Investable Market Telecommunication Services 25/50 Index. Both are passively managed. Over the past 5 years, SNSR returned 9.51%/yr vs 7.58%/yr for VOX. A 0.63 correlation means they provide meaningful diversification when combined. SNSR charges 0.68%/yr vs 0.10%/yr for VOX.

Performance

SNSR vs. VOX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Global X Internet of Things ETF (SNSR) and Vanguard Communication Services ETF (VOX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, SNSR achieves a 44.93% return, which is significantly higher than VOX's -1.38% return.

SNSR

• 1D: -0.45%
• 1M: 19.62%
• YTD: 44.93%
• 6M: 43.21%
• 1Y: 49.79%
• 3Y*: 18.10%
• 5Y*: 9.51%
• 10Y*: —

VOX

• 1D: -0.84%
• 1M: -2.77%
• YTD: -1.38%
• 6M: 0.47%
• 1Y: 20.55%
• 3Y*: 24.02%
• 5Y*: 7.58%
• 10Y*: 9.30%

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

SNSR vs. VOX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
SNSR Global X Internet of Things ETF	44.93%	6.46%	-0.45%	23.06%	-25.50%	23.66%	35.05%	47.90%	-17.66%	28.59%
VOX Vanguard Communication Services ETF	-1.38%	26.27%	33.12%	44.81%	-38.85%	13.83%	29.12%	28.03%	-16.75%	-5.50%

Correlation

The correlation between SNSR and VOX is 0.52, 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	0.52
Correlation (3Y) Calculated over the trailing 3-year period	0.58
Correlation (5Y) Calculated over the trailing 5-year period	0.68
Correlation (All Time) Calculated using the full available price history since Sep 19, 2016	0.63

The correlation between SNSR and VOX shifts across timeframes, from 0.52 (1 year) to 0.68 (5 years), reflecting how their relationship changes across market environments.

SNSR vs. VOX - Sectors Allocation Comparison

Sectors	SNSR	VOX
Technology	78.7%	1.2%
Industrials	15.7%	0.0%
Healthcare	4.8%	0.0%
Communication Services	0.8%	98.4%
Basic Materials	0.2%	-
Utilities	0.1%	-
Consumer Cyclical	-	0.2%
Consumer Defensive	-	-
Energy	-	-
Financial Services	-	-
Real Estate	-	0.1%

Return for Risk

SNSR vs. VOX — Risk / Return Rank

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

SNSR

SNSR Risk / Return Rank: 62
SNSR Sharpe Ratio Rank: 62
SNSR Sortino Ratio Rank: 59
SNSR Omega Ratio Rank: 56
SNSR Calmar Ratio Rank: 70
SNSR Martin Ratio Rank: 61

VOX

VOX Risk / Return Rank: 35
VOX Sharpe Ratio Rank: 36
VOX Sortino Ratio Rank: 38
VOX Omega Ratio Rank: 35
VOX Calmar Ratio Rank: 30
VOX Martin Ratio Rank: 37

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.

SNSR vs. VOX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Global X Internet of Things ETF (SNSR) and Vanguard Communication Services ETF (VOX). 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.

	SNSR	VOX	Difference
Sharpe ratio: Return per unit of total volatility	2.10	1.34	+0.76
Sortino ratio: Return per unit of downside risk	2.83	2.00	+0.83
Omega ratio: Gain probability vs. loss probability	1.35	1.24	+0.11
Calmar ratio: Return relative to maximum drawdown	3.50	1.52	+1.98
Martin ratio: Return relative to average drawdown	10.86	5.83	+5.03
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

SNSR vs. VOX - Sharpe Ratio Comparison

The current SNSR Sharpe Ratio is 2.10, which is higher than the VOX Sharpe Ratio of 1.34. The chart below compares the historical Sharpe Ratios of SNSR and VOX, 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

	SNSR	VOX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	2.10	1.34	+0.76
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.38	0.36	+0.02
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.45	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.60	0.43	+0.17

Drawdowns

SNSR vs. VOX - Drawdown Comparison

The maximum SNSR drawdown since its inception was -38.46%, smaller than the maximum VOX drawdown of -57.18%. Use the drawdown chart below to compare losses from any high point for SNSR and VOX.

Drawdown Indicators

	SNSR	VOX	Difference
Max Drawdown Largest peak-to-trough decline	-38.46%	-57.18%	+18.72%
Max Drawdown (1Y) Largest decline over 1 year	-14.30%	-13.56%	-0.74%
Max Drawdown (3Y) Largest decline over 3 years	-28.32%	-21.15%	-7.17%
Max Drawdown (5Y) Largest decline over 5 years	-38.03%	-46.76%	+8.73%
Max Drawdown (10Y) Largest decline over 10 years	—	-46.76%	—
Current Drawdown Current decline from peak	-0.45%	-4.70%	+4.25%
Average Drawdown Average peak-to-trough decline	-9.50%	-11.91%	+2.41%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.60%	3.54%	+1.06%

Volatility

SNSR vs. VOX - Volatility Comparison

Global X Internet of Things ETF (SNSR) has a higher volatility of 9.35% compared to Vanguard Communication Services ETF (VOX) at 4.24%. This indicates that SNSR's price experiences larger fluctuations and is considered to be riskier than VOX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	SNSR	VOX	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.35%	4.24%	+5.11%
Volatility (6M) Calculated over the trailing 6-month period	18.55%	11.16%	+7.39%
Volatility (1Y) Calculated over the trailing 1-year period	23.90%	15.45%	+8.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.16%	21.15%	+4.01%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.67%	20.89%	+3.78%

SNSR vs. VOX - Expense Ratio Comparison

SNSR has a 0.68% expense ratio, which is higher than VOX's 0.10% expense ratio.

Dividends

SNSR vs. VOX - Dividend Comparison

SNSR's dividend yield for the trailing twelve months is around 0.37%, less than VOX's 1.00% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
SNSR Global X Internet of Things ETF	0.37%	0.54%	0.73%	0.74%	0.82%	0.43%	0.21%	1.12%	1.25%	1.11%	0.31%	0.00%
VOX Vanguard Communication Services ETF	1.00%	0.95%	1.05%	1.03%	0.88%	0.93%	0.73%	0.90%	2.77%	3.83%	2.67%	3.55%

Frequently Asked Questions

Can I hold both SNSR and VOX in my portfolio?

SNSR and VOX have a correlation of 0.52, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, SNSR or VOX?

SNSR has higher volatility (9.35%) compared to VOX (4.24%). In terms of maximum drawdown, SNSR dropped -38.46% vs VOX's -57.18%.

Which ETF is better, SNSR or VOX?

On 5-year performance, SNSR leads with 9.51% vs 7.58% for VOX. On fees, VOX is cheaper at 0.10% per year. On volatility, VOX has been the lower-risk option at 4.24%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, SNSR or VOX?

Over the 5-year period, SNSR has performed better with a 9.51% return vs 7.58%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, SNSR or VOX?

VOX is cheaper with a 0.10% expense ratio, compared with 0.68% for SNSR.

Which ETF pays a higher dividend yield, SNSR or VOX?

VOX has the higher dividend yield at 1.00%, compared with 0.37% for SNSR.

What is the main difference between SNSR and VOX?

SNSR tracks Indxx Global Internet of Things Thematic Index, while VOX tracks MSCI US Investable Market Telecommunication Services 25/50 Index. They also come from different issuers: Global X and Vanguard. Their fees differ too: 0.68% for SNSR and 0.10% for VOX.

Which has better risk-adjusted returns?

SNSR currently has the higher Sharpe Ratio (2.10 vs 1.34), 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.