VOX vs. RSPC
VOX (Vanguard Communication Services ETF) and RSPC (Invesco S&P 500 Equal Weight Communication Services ETF) are both Communications Equities funds - VOX tracks the MSCI US Investable Market Communication Services 25/50 Index while RSPC tracks the S&P 500 Equal Weight Communication Services Plus Index. Both are passively managed. Over the past 5 years, VOX returned 6.02%/yr vs -0.76%/yr for RSPC. Their correlation of 0.83 suggests significant overlap in exposure. VOX charges 0.09%/yr vs 0.40%/yr for RSPC.
Performance
VOX vs. RSPC - Performance Comparison
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Returns By Period
In the year-to-date period, VOX achieves a -5.35% return, which is significantly higher than RSPC's -10.64% return.
VOX
- 1D
- 0.26%
- 1M
- -6.50%
- YTD
- -5.35%
- 6M
- -5.46%
- 1Y
- 12.86%
- 3Y*
- 21.81%
- 5Y*
- 6.02%
- 10Y*
- 8.42%
RSPC
- 1D
- 0.77%
- 1M
- -5.33%
- YTD
- -10.64%
- 6M
- -10.20%
- 1Y
- -2.95%
- 3Y*
- 10.22%
- 5Y*
- -0.76%
- 10Y*
- —
VOX vs. RSPC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|---|
VOX Vanguard Communication Services ETF | -5.35% | 26.27% | 33.12% | 44.81% | -38.85% | 13.83% | 29.12% | 28.03% | -6.44% |
RSPC Invesco S&P 500 Equal Weight Communication Services ETF | -10.64% | 18.44% | 17.98% | 17.92% | -29.00% | 14.55% | 22.14% | 21.35% | -11.38% |
Correlation
The correlation between VOX and RSPC is 0.68, 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 | 0.68 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.73 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.83 |
Correlation (All Time) Calculated using the full available price history since Nov 14, 2018 | 0.83 |
The correlation between VOX and RSPC shifts across timeframes, from 0.68 (1 year) to 0.83 (all time), reflecting how their relationship changes across market environments.
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Return for Risk
VOX vs. RSPC — Risk / Return Rank
VOX
RSPC
VOX vs. RSPC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Communication Services ETF (VOX) and Invesco S&P 500 Equal Weight Communication Services ETF (RSPC). 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.
| VOX | RSPC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +1.03 | ||
| Sortino ratioReturn per unit of downside risk | +1.46 | ||
| Omega ratioGain probability vs. loss probability | 1.15 | 0.98 | +0.18 |
| Calmar ratioReturn relative to maximum drawdown | 0.95 | -0.21 | +1.16 |
| Martin ratioReturn relative to average drawdown | 3.37 | -0.50 | +3.88 |
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Drawdowns
VOX vs. RSPC - Drawdown Comparison
The maximum VOX drawdown since its inception was -57.18%, which is greater than RSPC's maximum drawdown of -38.03%. Use the drawdown chart below to compare losses from any high point for VOX and RSPC.
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Drawdown Indicators
| VOX | RSPC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -57.18% | -38.03% | -19.15% |
Max Drawdown (1Y)Largest decline over 1 year | -13.56% | -14.05% | +0.49% |
Max Drawdown (3Y)Largest decline over 3 years | -21.15% | -14.06% | -7.09% |
Max Drawdown (5Y)Largest decline over 5 years | -46.76% | -37.96% | -8.80% |
Max Drawdown (10Y)Largest decline over 10 years | -46.76% | — | — |
Current DrawdownCurrent decline from peak | -8.53% | -13.39% | +4.86% |
Average DrawdownAverage peak-to-trough decline | -11.90% | -12.69% | +0.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.82% | 5.85% | -2.03% |
Volatility
VOX vs. RSPC - Volatility Comparison
Vanguard Communication Services ETF (VOX) has a higher volatility of 5.44% compared to Invesco S&P 500 Equal Weight Communication Services ETF (RSPC) at 4.67%. This indicates that VOX's price experiences larger fluctuations and is considered to be riskier than RSPC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VOX | RSPC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 5.44% | 4.67% | +0.77% |
Volatility (6M)Calculated over the trailing 6-month period | 11.89% | 9.78% | +2.11% |
Volatility (1Y)Calculated over the trailing 1-year period | 15.80% | 13.86% | +1.94% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 21.24% | 18.61% | +2.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 20.93% | 20.74% | +0.19% |
VOX vs. RSPC - Expense Ratio Comparison
VOX has a 0.09% expense ratio, which is lower than RSPC's 0.40% expense ratio.
Dividends
VOX vs. RSPC - Dividend Comparison
VOX's dividend yield for the trailing twelve months is around 1.04%, less than RSPC's 1.84% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
RSPC Invesco S&P 500 Equal Weight Communication Services ETF | 1.84% | 1.66% | 1.03% | 0.98% | 1.45% | 1.10% | 1.05% | 0.90% | 0.24% | 0.00% | 0.00% | 0.00% |
VOX Vanguard Communication Services ETF | 1.04% | 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
VOX and RSPC have a correlation of 0.68, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VOX has higher volatility (5.44%) compared to RSPC (4.67%). In terms of maximum drawdown, VOX dropped -57.18% vs RSPC's -38.03%.
On 5-year performance, VOX leads with 6.02% vs -0.76% for RSPC. On fees, VOX is cheaper at 0.09% per year. On volatility, RSPC has been the lower-risk option at 4.67%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 5-year period, VOX has performed better with a 6.02% return vs -0.76%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VOX is cheaper with a 0.09% expense ratio, compared with 0.40% for RSPC.
RSPC has the higher dividend yield at 1.84%, compared with 1.04% for VOX.
VOX tracks MSCI US Investable Market Communication Services 25/50 Index, while RSPC tracks S&P 500 Equal Weight Communication Services Plus Index. They also come from different issuers: Vanguard and Invesco. Their fees differ too: 0.09% for VOX and 0.40% for RSPC.
VOX currently has the higher Sharpe Ratio (0.82 vs -0.21), 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.
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