I500.L vs. SPY5.L

Last updated Jun 26, 2026

I500.L (iShares S&P 500 Swap UCITS ETF) and SPY5.L (State Street SPDR S&P 500 UCITS ETF (Dist)) are both S&P 500 funds - I500.L tracks the S&P 500 Net Dividends Reinvested Index (Net USD) while SPY5.L tracks the S&P 500 Index. Both are passively managed. Over the past 5 years, I500.L returned 14.22%/yr vs 13.96%/yr for SPY5.L. Their correlation of 0.92 suggests significant overlap in exposure. I500.L charges 0.07%/yr vs 0.03%/yr for SPY5.L.

Performance

I500.L vs. SPY5.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares S&P 500 Swap UCITS ETF (I500.L) and State Street SPDR S&P 500 UCITS ETF (Dist) (SPY5.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

I500.L is traded in GBP, while SPY5.L is traded in USD. To make them comparable, the SPY5.L values have been converted to GBP using the latest available exchange rates.

Returns By Period

The year-to-date returns for both investments are quite close, with I500.L having a 9.62% return and SPY5.L slightly higher at 9.76%.

I500.L

• 1D: -0.95%
• 1M: -0.11%
• YTD: 9.62%
• 6M: 9.75%
• 1Y: 26.22%
• 3Y*: 19.31%
• 5Y*: 14.22%
• 10Y*: —

SPY5.L

• 1D: -0.82%
• 1M: 0.10%
• YTD: 9.76%
• 6M: 9.80%
• 1Y: 26.51%
• 3Y*: 19.16%
• 5Y*: 13.96%
• 10Y*: 15.53%

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

I500.L vs. SPY5.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020
I500.L iShares S&P 500 Swap UCITS ETF	9.62%	9.51%	27.54%	20.08%	-8.74%	31.23%	-15.42%
SPY5.L State Street SPDR S&P 500 UCITS ETF (Dist)	9.76%	9.06%	27.55%	20.31%	-9.01%	30.50%	5.83%

Correlation

The correlation between I500.L and SPY5.L is 0.91, indicating a strong positive relationship between their price movements. Combining them offers limited diversification - they tend to fall together during downturns.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.91
Correlation (3Y) Calculated over the trailing 3-year period	0.92
Correlation (5Y) Calculated over the trailing 5-year period	0.92
Correlation (All Time) Calculated using the full available price history since Sep 24, 2020	0.92

The correlation between I500.L and SPY5.L has been stable across timeframes, ranging from 0.91 to 0.92 - a consistent structural relationship.

I500.L vs. SPY5.L - Sectors Allocation Comparison

Sectors	I500.L	SPY5.L
Technology	39.0%	39.1%
Financial Services	11.1%	11.1%
Communication Services	10.6%	10.8%
Consumer Cyclical	9.9%	9.9%
Healthcare	8.3%	8.4%
Industrials	7.8%	7.8%
Consumer Defensive	4.5%	4.5%
Energy	3.1%	3.2%
Utilities	2.1%	2.1%
Real Estate	1.8%	1.8%
Basic Materials	1.7%	1.3%

Return for Risk

I500.L vs. SPY5.L — Risk / Return Rank

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

I500.L

I500.L Risk / Return Rank: 83
I500.L Sharpe Ratio Rank: 86
I500.L Sortino Ratio Rank: 85
I500.L Omega Ratio Rank: 85
I500.L Calmar Ratio Rank: 81
I500.L Martin Ratio Rank: 79

SPY5.L

SPY5.L Risk / Return Rank: 67
SPY5.L Sharpe Ratio Rank: 66
SPY5.L Sortino Ratio Rank: 71
SPY5.L Omega Ratio Rank: 65
SPY5.L Calmar Ratio Rank: 63
SPY5.L Martin Ratio Rank: 70

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.

I500.L vs. SPY5.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares S&P 500 Swap UCITS ETF (I500.L) and State Street SPDR S&P 500 UCITS ETF (Dist) (SPY5.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.

	I500.L	SPY5.L	Difference
Sharpe ratio: Return per unit of total volatility	2.41	2.17	+0.25
Sortino ratio: Return per unit of downside risk	3.28	3.02	+0.27
Omega ratio: Gain probability vs. loss probability	1.44	1.40	+0.05
Calmar ratio: Return relative to maximum drawdown	3.71	3.67	+0.04
Martin ratio: Return relative to average drawdown	13.25	12.28	+0.97

I500.L vs. SPY5.L - Sharpe Ratio Comparison

The current I500.L Sharpe Ratio is 2.41, which is comparable to the SPY5.L Sharpe Ratio of 2.17. The chart below compares the historical Sharpe Ratios of I500.L and SPY5.L, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

I500.L vs. SPY5.L - Drawdown Comparison

The maximum I500.L drawdown since its inception was -24.54%, smaller than the maximum SPY5.L drawdown of -25.97%. Use the drawdown chart below to compare losses from any high point for I500.L and SPY5.L.

Drawdown Indicators

	I500.L	SPY5.L	Difference
Max Drawdown Largest peak-to-trough decline	-24.54%	-25.97%	+1.43%
Max Drawdown (1Y) Largest decline over 1 year	-7.04%	-7.19%	+0.15%
Max Drawdown (3Y) Largest decline over 3 years	-20.76%	-21.10%	+0.34%
Max Drawdown (5Y) Largest decline over 5 years	-20.76%	-21.10%	+0.34%
Max Drawdown (10Y) Largest decline over 10 years	—	-25.97%	—
Current Drawdown Current decline from peak	-1.48%	-1.34%	-0.14%
Average Drawdown Average peak-to-trough decline	-6.50%	-3.25%	-3.25%
Ulcer Index Depth and duration of drawdowns from previous peaks	1.97%	2.15%	-0.18%

Volatility

I500.L vs. SPY5.L - Volatility Comparison

The current volatility for iShares S&P 500 Swap UCITS ETF (I500.L) is 3.50%, while State Street SPDR S&P 500 UCITS ETF (Dist) (SPY5.L) has a volatility of 4.03%. This indicates that I500.L experiences smaller price fluctuations and is considered to be less risky than SPY5.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	I500.L	SPY5.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	3.50%	4.03%	-0.53%
Volatility (6M) Calculated over the trailing 6-month period	7.62%	9.16%	-1.54%
Volatility (1Y) Calculated over the trailing 1-year period	10.81%	12.18%	-1.37%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	19.92%	15.44%	+4.48%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	21.47%	16.33%	+5.14%

I500.L vs. SPY5.L - Expense Ratio Comparison

I500.L has a 0.07% expense ratio, which is higher than SPY5.L's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

Dividends

I500.L vs. SPY5.L - Dividend Comparison

I500.L has not paid dividends to shareholders, while SPY5.L's dividend yield for the trailing twelve months is around 0.93%.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
I500.L iShares S&P 500 Swap 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%
SPY5.L State Street SPDR S&P 500 UCITS ETF (Dist)	0.93%	0.97%	1.06%	1.19%	1.40%	0.99%	1.28%	1.44%	1.77%	1.51%	1.64%	1.73%

Frequently Asked Questions

Can I hold both I500.L and SPY5.L in my portfolio?

With a correlation of 0.91, I500.L and SPY5.L move almost identically. Holding both adds very little diversification - you're essentially doubling your position in the same market segment. Choosing one is usually more capital-efficient.

Which ETF is better, I500.L or SPY5.L?

On fees, SPY5.L is cheaper at 0.03% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, I500.L or SPY5.L?

SPY5.L is cheaper with a 0.03% expense ratio, compared with 0.07% for I500.L.

What is the main difference between I500.L and SPY5.L?

I500.L tracks S&P 500 Net Dividends Reinvested Index (Net USD), while SPY5.L tracks S&P 500 Index. They also come from different issuers: iShares and State Street. Their fees differ too: 0.07% for I500.L and 0.03% for SPY5.L.