SPX4.L vs. IDJP.L
SPX4.L (SPDR S&P 400 US Mid Cap UCITS ETF) and IDJP.L (iShares MSCI Japan Small Cap UCITS ETF USD (Dist)) are both exchange-traded funds - SPX4.L is a Mid Cap Blend Equities fund tracking the Russell Mid Cap TR USD, while IDJP.L is a Japan Equities fund tracking the MSCI Japan Small Cap Index (Net). Both are passively managed. Over the past 10 years, SPX4.L returned 7.27%/yr vs 7.42%/yr for IDJP.L. At a 0.32 correlation, their price movements are largely independent. SPX4.L charges 0.30%/yr vs 0.58%/yr for IDJP.L.
Performance
SPX4.L vs. IDJP.L - Performance Comparison
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Different Trading Currencies
SPX4.L is traded in GBP, while IDJP.L is traded in USD. To make them comparable, the IDJP.L values have been converted to GBP using the latest available exchange rates.
Returns By Period
In the year-to-date period, SPX4.L achieves a 14.27% return, which is significantly higher than IDJP.L's 12.78% return. Both investments have delivered pretty close results over the past 10 years, with SPX4.L having a 7.27% annualized return and IDJP.L not far ahead at 7.42%.
SPX4.L
- 1D
- 0.00%
- 1M
- -1.08%
- 6M
- 7.82%
- YTD
- 14.27%
- 1Y
- 20.65%
- 3Y*
- 11.74%
- 5Y*
- 2.49%
- 10Y*
- 7.27%
IDJP.L
- 1D
- -2.22%
- 1M
- -4.14%
- 6M
- 7.39%
- YTD
- 12.78%
- 1Y
- 25.89%
- 3Y*
- 14.74%
- 5Y*
- 7.72%
- 10Y*
- 7.42%
SPX4.L vs. IDJP.L - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
SPX4.L SPDR S&P 400 US Mid Cap UCITS ETF | 14.27% | 0.12% | 14.37% | 10.71% | -28.36% | 24.10% | 12.97% | 25.47% | -11.60% | 15.60% |
IDJP.L iShares MSCI Japan Small Cap UCITS ETF USD (Dist) | 12.78% | 20.45% | 5.13% | 7.85% | -2.29% | -2.37% | 4.96% | 13.19% | -11.81% | 20.31% |
Correlation
The correlation between SPX4.L and IDJP.L is 0.39, which is low. Their price movements are largely independent, making them effective diversification partners.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.39 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.41 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.38 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.33 |
Correlation (All Time) Calculated using the full available price history since Jan 30, 2012 | 0.32 |
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Return for Risk
SPX4.L vs. IDJP.L — Risk / Return Rank
SPX4.L
IDJP.L
SPX4.L vs. IDJP.L - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR S&P 400 US Mid Cap UCITS ETF (SPX4.L) and iShares MSCI Japan Small Cap UCITS ETF USD (Dist) (IDJP.L). 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.
| SPX4.L | IDJP.L | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +0.06 | ||
| Sortino ratioReturn per unit of downside risk | +0.02 | ||
| Omega ratioGain probability vs. loss probability | 1.27 | 1.27 | 0.00 |
| Calmar ratioReturn relative to maximum drawdown | 3.13 | 2.22 | +0.91 |
| Martin ratioReturn relative to average drawdown | 9.93 | 7.18 | +2.75 |
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Drawdowns
SPX4.L vs. IDJP.L - Drawdown Comparison
The maximum SPX4.L drawdown since its inception was -42.03%, which is greater than IDJP.L's maximum drawdown of -31.52%. Use the drawdown chart below to compare losses from any high point for SPX4.L and IDJP.L.
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Drawdown Indicators
| SPX4.L | IDJP.L | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -42.03% | -31.52% | -10.51% |
Max Drawdown (1Y)Largest decline over 1 year | -6.63% | -11.59% | +4.96% |
Max Drawdown (3Y)Largest decline over 3 years | -26.24% | -11.59% | -14.65% |
Max Drawdown (5Y)Largest decline over 5 years | -37.77% | -21.29% | -16.48% |
Max Drawdown (10Y)Largest decline over 10 years | -42.03% | -30.85% | -11.18% |
Current DrawdownCurrent decline from peak | -2.75% | -5.69% | +2.94% |
Average DrawdownAverage peak-to-trough decline | -8.82% | -6.72% | -2.10% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 2.09% | 3.60% | -1.51% |
Volatility
SPX4.L vs. IDJP.L - Volatility Comparison
The current volatility for SPDR S&P 400 US Mid Cap UCITS ETF (SPX4.L) is 4.48%, while iShares MSCI Japan Small Cap UCITS ETF USD (Dist) (IDJP.L) has a volatility of 5.53%. This indicates that SPX4.L experiences smaller price fluctuations and is considered to be less risky than IDJP.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| SPX4.L | IDJP.L | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 4.48% | 5.53% | -1.05% |
Volatility (6M)Calculated over the trailing 6-month period | 10.36% | 15.50% | -5.14% |
Volatility (1Y)Calculated over the trailing 1-year period | 13.75% | 17.53% | -3.78% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 20.63% | 15.17% | +5.46% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 21.35% | 16.47% | +4.88% |
SPX4.L vs. IDJP.L - Expense Ratio Comparison
SPX4.L has a 0.30% expense ratio, which is lower than IDJP.L's 0.58% expense ratio.
Dividends
SPX4.L vs. IDJP.L - Dividend Comparison
SPX4.L has not paid dividends to shareholders, while IDJP.L's dividend yield for the trailing twelve months is around 1.00%.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
IDJP.L iShares MSCI Japan Small Cap UCITS ETF USD (Dist) | 1.00% | 1.77% | 1.77% | 1.77% | 2.08% | 1.55% | 1.48% | 1.47% | 1.45% | 1.21% | 1.20% | 0.72% |
SPX4.L SPDR S&P 400 US Mid Cap UCITS ETF | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% | 0.00% |
Frequently Asked Questions
SPX4.L and IDJP.L have a correlation of 0.39, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
On fees, SPX4.L is cheaper at 0.30% per year. The better choice depends on whether you care most about return, fees, risk, or income.
SPX4.L is cheaper with a 0.30% expense ratio, compared with 0.58% for IDJP.L.
SPX4.L is categorized as Mid Cap Blend Equities, while IDJP.L is Japan Equities. SPX4.L tracks Russell Mid Cap TR USD, while IDJP.L tracks MSCI Japan Small Cap Index (Net). They also come from different issuers: State Street and iShares. Their fees differ too: 0.30% for SPX4.L and 0.58% for IDJP.L.
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