VBK vs. VWOB
VBK (Vanguard Small-Cap Growth ETF) and VWOB (Vanguard Emerging Markets Government Bond ETF) are both exchange-traded funds - VBK is a Small Cap Growth Equities fund tracking the CRSP US Small Cap Growth Index, while VWOB is a Emerging Markets Bonds fund tracking the Bloomberg USD Emerging Markets Government RIC Capped Index. Both are passively managed. Over the past 10 years, VBK returned 11.47%/yr vs 3.44%/yr for VWOB. At a 0.42 correlation, their price movements are largely independent. VBK charges 0.05%/yr vs 0.15%/yr for VWOB.
Performance
VBK vs. VWOB - Performance Comparison
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Returns By Period
In the year-to-date period, VBK achieves a 14.03% return, which is significantly higher than VWOB's 0.95% return. Over the past 10 years, VBK has outperformed VWOB with an annualized return of 11.47%, while VWOB has yielded a comparatively lower 3.44% annualized return.
VBK
- 1D
- 0.58%
- 1M
- 0.15%
- YTD
- 14.03%
- 6M
- 12.70%
- 1Y
- 27.37%
- 3Y*
- 16.31%
- 5Y*
- 4.73%
- 10Y*
- 11.47%
VWOB
- 1D
- -0.18%
- 1M
- -0.48%
- YTD
- 0.95%
- 6M
- 1.64%
- 1Y
- 10.16%
- 3Y*
- 9.06%
- 5Y*
- 1.85%
- 10Y*
- 3.44%
VBK vs. VWOB - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VBK Vanguard Small-Cap Growth ETF | 14.03% | 8.50% | 16.50% | 21.45% | -28.44% | 5.66% | 35.44% | 32.75% | -5.70% | 21.87% |
VWOB Vanguard Emerging Markets Government Bond ETF | 0.95% | 13.49% | 5.20% | 10.68% | -17.39% | -1.80% | 5.65% | 14.46% | -2.92% | 8.41% |
Correlation
The correlation between VBK and VWOB is 0.50, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.50 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.51 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.50 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.46 |
Correlation (All Time) Calculated using the full available price history since Jun 5, 2013 | 0.42 |
The correlation between VBK and VWOB has been stable across timeframes, ranging from 0.42 to 0.51 - a consistent structural relationship.
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Return for Risk
VBK vs. VWOB — Risk / Return Rank
VBK
VWOB
VBK vs. VWOB - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vanguard Small-Cap Growth ETF (VBK) and Vanguard Emerging Markets Government Bond ETF (VWOB). 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.
| VBK | VWOB | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.57 | ||
| Sortino ratioReturn per unit of downside risk | -0.89 | ||
| Omega ratioGain probability vs. loss probability | 1.24 | 1.38 | -0.14 |
| Calmar ratioReturn relative to maximum drawdown | 2.40 | 2.28 | +0.13 |
| Martin ratioReturn relative to average drawdown | 9.10 | 9.60 | -0.51 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
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Sharpe Ratios by Period
| VBK | VWOB | Difference | |
|---|---|---|---|
Sharpe Ratio (1Y)Calculated over the trailing 1-year period | 1.40 | 1.97 | -0.57 |
Sharpe Ratio (5Y)Calculated over the trailing 5-year period | 0.20 | 0.20 | 0.00 |
Sharpe Ratio (10Y)Calculated over the trailing 10-year period | 0.50 | 0.37 | +0.13 |
Sharpe Ratio (All Time)Calculated using the full available price history | 0.42 | 0.41 | +0.01 |
Drawdowns
VBK vs. VWOB - Drawdown Comparison
The maximum VBK drawdown since its inception was -58.68%, which is greater than VWOB's maximum drawdown of -26.98%. Use the drawdown chart below to compare losses from any high point for VBK and VWOB.
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Drawdown Indicators
| VBK | VWOB | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -58.68% | -26.98% | -31.70% |
Max Drawdown (1Y)Largest decline over 1 year | -11.44% | -4.48% | -6.96% |
Max Drawdown (3Y)Largest decline over 3 years | -27.54% | -7.71% | -19.83% |
Max Drawdown (5Y)Largest decline over 5 years | -38.39% | -26.98% | -11.41% |
Max Drawdown (10Y)Largest decline over 10 years | -38.70% | -26.98% | -11.72% |
Current DrawdownCurrent decline from peak | -3.91% | -0.94% | -2.97% |
Average DrawdownAverage peak-to-trough decline | -10.15% | -4.78% | -5.37% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 3.02% | 1.06% | +1.96% |
Volatility
VBK vs. VWOB - Volatility Comparison
Vanguard Small-Cap Growth ETF (VBK) has a higher volatility of 6.43% compared to Vanguard Emerging Markets Government Bond ETF (VWOB) at 1.65%. This indicates that VBK's price experiences larger fluctuations and is considered to be riskier than VWOB based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VBK | VWOB | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.43% | 1.65% | +4.78% |
Volatility (6M)Calculated over the trailing 6-month period | 15.18% | 4.20% | +10.98% |
Volatility (1Y)Calculated over the trailing 1-year period | 19.65% | 5.18% | +14.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 23.54% | 9.18% | +14.36% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 22.90% | 9.34% | +13.56% |
VBK vs. VWOB - Expense Ratio Comparison
VBK has a 0.05% expense ratio, which is lower than VWOB's 0.15% expense ratio. Despite the difference, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.
Dividends
VBK vs. VWOB - Dividend Comparison
VBK's dividend yield for the trailing twelve months is around 0.46%, less than VWOB's 5.88% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VBK Vanguard Small-Cap Growth ETF | 0.46% | 0.54% | 0.54% | 0.68% | 0.55% | 0.36% | 0.44% | 0.57% | 0.79% | 0.82% | 1.08% | 0.98% |
VWOB Vanguard Emerging Markets Government Bond ETF | 5.88% | 5.92% | 6.08% | 5.50% | 5.30% | 4.04% | 4.18% | 4.58% | 4.52% | 4.61% | 4.71% | 4.93% |
Frequently Asked Questions
VBK and VWOB have a correlation of 0.50, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
VBK has higher volatility (6.43%) compared to VWOB (1.65%). In terms of maximum drawdown, VBK dropped -58.68% vs VWOB's -26.98%.
On 10-year performance, VBK leads with 11.47% vs 3.44% for VWOB. On fees, VBK is cheaper at 0.05% per year. On volatility, VWOB has been the lower-risk option at 1.65%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, VBK has performed better with a 11.47% return vs 3.44%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
VBK is cheaper with a 0.05% expense ratio, compared with 0.15% for VWOB.
VWOB has the higher dividend yield at 5.88%, compared with 0.46% for VBK.
VBK is categorized as Small Cap Growth Equities, while VWOB is Emerging Markets Bonds. VBK tracks CRSP US Small Cap Growth Index, while VWOB tracks Bloomberg USD Emerging Markets Government RIC Capped Index. Their fees differ too: 0.05% for VBK and 0.15% for VWOB.
VWOB currently has the higher Sharpe Ratio (1.97 vs 1.40), 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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