FNDF vs. OPPJ
FNDF (Schwab Fundamental International Equity ETF) and OPPJ (WisdomTree Japan Opportunities ETF) are both exchange-traded funds - FNDF is a Foreign Large Cap Equities fund tracking the RAFI Fundamental High Liquidity Developed ex US Large Index (Net), while OPPJ is a Japan Equities fund tracking the WisdomTree Japan Opportunities Index. Both are passively managed. Over the past 10 years, FNDF returned 12.34%/yr vs 17.80%/yr for OPPJ. A 0.62 correlation means they provide meaningful diversification when combined. FNDF charges 0.25%/yr vs 0.58%/yr for OPPJ.
Performance
FNDF vs. OPPJ - Performance Comparison
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Returns By Period
In the year-to-date period, FNDF achieves a 19.66% return, which is significantly lower than OPPJ's 26.23% return. Over the past 10 years, FNDF has underperformed OPPJ with an annualized return of 12.34%, while OPPJ has yielded a comparatively higher 17.80% annualized return.
FNDF
- 1D
- 0.39%
- 1M
- 0.88%
- YTD
- 19.66%
- 6M
- 21.60%
- 1Y
- 41.60%
- 3Y*
- 22.69%
- 5Y*
- 13.11%
- 10Y*
- 12.34%
OPPJ
- 1D
- 1.04%
- 1M
- -4.22%
- YTD
- 26.23%
- 6M
- 27.08%
- 1Y
- 64.16%
- 3Y*
- 33.91%
- 5Y*
- 25.20%
- 10Y*
- 17.80%
FNDF vs. OPPJ - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
FNDF Schwab Fundamental International Equity ETF | 19.66% | 40.99% | 2.29% | 20.22% | -7.78% | 14.97% | 3.61% | 18.46% | -14.21% | 23.98% |
OPPJ WisdomTree Japan Opportunities ETF | 26.23% | 37.08% | 20.70% | 38.96% | 5.02% | 11.66% | -3.22% | 18.24% | -18.69% | 29.56% |
Correlation
The correlation between FNDF and OPPJ is 0.63, 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 | 0.63 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.56 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.56 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.61 |
Correlation (All Time) Calculated using the full available price history since Aug 15, 2013 | 0.62 |
The correlation between FNDF and OPPJ has been stable across timeframes, ranging from 0.56 to 0.63 - a consistent structural relationship.
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Return for Risk
FNDF vs. OPPJ — Risk / Return Rank
FNDF
OPPJ
FNDF vs. OPPJ - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Schwab Fundamental International Equity ETF (FNDF) and WisdomTree Japan Opportunities ETF (OPPJ). 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.
| FNDF | OPPJ | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -0.69 | ||
| Sortino ratioReturn per unit of downside risk | -0.88 | ||
| Omega ratioGain probability vs. loss probability | 1.45 | 1.53 | -0.08 |
| Calmar ratioReturn relative to maximum drawdown | 3.82 | 6.58 | -2.76 |
| Martin ratioReturn relative to average drawdown | 14.27 | 22.36 | -8.09 |
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Drawdowns
FNDF vs. OPPJ - Drawdown Comparison
The maximum FNDF drawdown since its inception was -40.14%, roughly equal to the maximum OPPJ drawdown of -39.30%. Use the drawdown chart below to compare losses from any high point for FNDF and OPPJ.
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Drawdown Indicators
| FNDF | OPPJ | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -40.14% | -39.30% | -0.84% |
Max Drawdown (1Y)Largest decline over 1 year | -10.60% | -9.82% | -0.78% |
Max Drawdown (3Y)Largest decline over 3 years | -13.89% | -16.49% | +2.60% |
Max Drawdown (5Y)Largest decline over 5 years | -25.56% | -16.49% | -9.07% |
Max Drawdown (10Y)Largest decline over 10 years | -40.14% | -39.30% | -0.84% |
Current DrawdownCurrent decline from peak | -1.94% | -4.22% | +2.28% |
Average DrawdownAverage peak-to-trough decline | -7.63% | -6.49% | -1.14% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.84% | 2.89% | -0.05% |
Volatility
FNDF vs. OPPJ - Volatility Comparison
Schwab Fundamental International Equity ETF (FNDF) has a higher volatility of 6.65% compared to WisdomTree Japan Opportunities ETF (OPPJ) at 5.83%. This indicates that FNDF's price experiences larger fluctuations and is considered to be riskier than OPPJ based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| FNDF | OPPJ | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 6.65% | 5.83% | +0.82% |
Volatility (6M)Calculated over the trailing 6-month period | 13.64% | 15.99% | -2.35% |
Volatility (1Y)Calculated over the trailing 1-year period | 16.00% | 20.10% | -4.10% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 16.35% | 18.15% | -1.80% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 17.71% | 19.73% | -2.02% |
FNDF vs. OPPJ - Expense Ratio Comparison
FNDF has a 0.25% expense ratio, which is lower than OPPJ's 0.58% expense ratio.
Dividends
FNDF vs. OPPJ - Dividend Comparison
FNDF's dividend yield for the trailing twelve months is around 2.87%, more than OPPJ's 1.50% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
FNDF Schwab Fundamental International Equity ETF | 2.87% | 3.44% | 4.01% | 3.41% | 3.10% | 3.54% | 2.17% | 3.20% | 3.47% | 2.32% | 2.42% | 2.08% |
OPPJ WisdomTree Japan Opportunities ETF | 1.50% | 1.78% | 4.02% | 2.71% | 2.63% | 2.96% | 3.04% | 2.17% | 2.06% | 1.53% | 1.66% | 3.61% |
Frequently Asked Questions
FNDF and OPPJ have a correlation of 0.63, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
FNDF has higher volatility (6.65%) compared to OPPJ (5.83%). In terms of maximum drawdown, FNDF dropped -40.14% vs OPPJ's -39.30%.
On 10-year performance, OPPJ leads with 17.80% vs 12.34% for FNDF. On fees, FNDF is cheaper at 0.25% per year. On volatility, OPPJ has been the lower-risk option at 5.83%. The better choice depends on whether you care most about return, fees, risk, or income.
Over the 10-year period, OPPJ has performed better with a 17.80% return vs 12.34%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.
FNDF is cheaper with a 0.25% expense ratio, compared with 0.58% for OPPJ.
FNDF has the higher dividend yield at 2.87%, compared with 1.50% for OPPJ.
FNDF is categorized as Foreign Large Cap Equities, while OPPJ is Japan Equities. FNDF tracks RAFI Fundamental High Liquidity Developed ex US Large Index (Net), while OPPJ tracks WisdomTree Japan Opportunities Index. They also come from different issuers: Charles Schwab and WisdomTree. Their fees differ too: 0.25% for FNDF and 0.58% for OPPJ.
OPPJ currently has the higher Sharpe Ratio (3.22 vs 2.53), 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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