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CSPX.L vs. SPY5.L
Performance
Return for Risk
Drawdowns
Volatility
Dividends

CSPX.L vs. SPY5.L

Last updated Jun 5, 2026

CSPX.L (iShares Core S&P 500 UCITS ETF USD (Acc)) and SPY5.L (State Street SPDR S&P 500 UCITS ETF) are both S&P 500 funds - CSPX.L tracks the S&P 500 Index while SPY5.L tracks the S&P 500. Both are passively managed. Over the past 10 years, CSPX.L returned 15.22%/yr vs 15.36%/yr for SPY5.L. With a 0.96 correlation, they move nearly in lockstep. CSPX.L charges 0.07%/yr vs 0.09%/yr for SPY5.L.

Performance

CSPX.L vs. SPY5.L - Performance Comparison

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

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Returns By Period

The year-to-date returns for both stocks are quite close, with CSPX.L having a 10.32% return and SPY5.L slightly lower at 10.31%. Both investments have delivered pretty close results over the past 10 years, with CSPX.L having a 15.22% annualized return and SPY5.L not far ahead at 15.36%.

CSPX.L

1D
0.01%
1M
4.51%
YTD
10.32%
6M
11.15%
1Y
27.85%
3Y*
22.17%
5Y*
13.72%
10Y*
15.22%

SPY5.L

1D
0.01%
1M
4.49%
YTD
10.31%
6M
11.16%
1Y
27.83%
3Y*
22.16%
5Y*
13.71%
10Y*
15.36%
*Multi-year figures are annualized to reflect compound growth (CAGR)

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

2026 (YTD)202520242023202220212020201920182017
CSPX.L
iShares Core S&P 500 UCITS ETF USD (Acc)		10.32%17.45%25.25%26.74%-18.72%29.35%17.62%30.55%-5.46%21.60%
SPY5.L
State Street SPDR S&P 500 UCITS ETF		10.31%17.43%25.36%26.64%-18.68%29.28%17.52%30.85%-5.09%22.58%

Correlation

The correlation between CSPX.L and SPY5.L is 0.97 - these two move nearly in lockstep. At this level, holding both provides almost no diversification benefit. If you already own one, adding the other does little to reduce portfolio risk.

Correlation
Correlation (1Y)
Calculated over the trailing 1-year period

0.97

Correlation (3Y)
Calculated over the trailing 3-year period

0.99

Correlation (5Y)
Calculated over the trailing 5-year period

0.99

Correlation (10Y)
Calculated over the trailing 10-year period

0.99

Correlation (All Time)
Calculated using the full available price history since Mar 27, 2012

0.96

The correlation between CSPX.L and SPY5.L has been stable across timeframes, ranging from 0.96 to 0.99 - a consistent structural relationship.

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

Sectors
CSPX.L
SPY5.L

Technology

38.2%
38.0%

Financial Services

11.1%
11.3%

Communication Services

10.9%
10.6%

Consumer Cyclical

10.0%
9.8%

Healthcare

8.3%
8.4%

Industrials

7.9%
7.6%

Consumer Defensive

4.7%
4.7%

Energy

3.2%
3.4%

Utilities

2.2%
2.6%

Real Estate

1.9%
1.8%

Basic Materials

1.7%
1.7%

Technology

CSPX.L
38.2%
SPY5.L
38.0%

Financial Services

CSPX.L
11.1%
SPY5.L
11.3%

Communication Services

CSPX.L
10.9%
SPY5.L
10.6%

Consumer Cyclical

CSPX.L
10.0%
SPY5.L
9.8%

Healthcare

CSPX.L
8.3%
SPY5.L
8.4%

Industrials

CSPX.L
7.9%
SPY5.L
7.6%

Consumer Defensive

CSPX.L
4.7%
SPY5.L
4.7%

Energy

CSPX.L
3.2%
SPY5.L
3.4%

Utilities

CSPX.L
2.2%
SPY5.L
2.6%

Real Estate

CSPX.L
1.9%
SPY5.L
1.8%

Basic Materials

CSPX.L
1.7%
SPY5.L
1.7%

Compare stocks, funds, or ETFs

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iShares Core S&P 500 UCITS ETF USD (Acc)

State Street SPDR S&P 500 UCITS ETF

Often compared with CSPX.L:
CSPX.L vs. VOOCSPX.L vs. VUAA.LCSPX.L vs. SPYCSPX.L vs. CSPX.ASCSPX.L vs. CSP1.LCSPX.L vs. VWRL.ASCSPX.L vs. IVV
Often compared with SPY5.L:
SPY5.L vs. SPYSPY5.L vs. VUSA.DESPY5.L vs. VOOSPY5.L vs. CSP1.LSPY5.L vs. VUAA.LSPY5.L vs. SWRD.LSPY5.L vs. SPY5.DE

Return for Risk

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

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
CSPX.L
CSPX.L Risk / Return Rank: 7373
Overall Rank
CSPX.L Sharpe Ratio Rank: 7272
Sharpe Ratio Rank
CSPX.L Sortino Ratio Rank: 7777
Sortino Ratio Rank
CSPX.L Omega Ratio Rank: 7272
Omega Ratio Rank
CSPX.L Calmar Ratio Rank: 6868
Calmar Ratio Rank
CSPX.L Martin Ratio Rank: 7777
Martin Ratio Rank
SPY5.L
SPY5.L Risk / Return Rank: 7575
Overall Rank
SPY5.L Sharpe Ratio Rank: 7575
Sharpe Ratio Rank
SPY5.L Sortino Ratio Rank: 7979
Sortino Ratio Rank
SPY5.L Omega Ratio Rank: 7575
Omega Ratio Rank
SPY5.L Calmar Ratio Rank: 6969
Calmar Ratio Rank
SPY5.L Martin Ratio Rank: 7777
Martin Ratio Rank
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.

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

This table presents a comparison of risk-adjusted performance metrics for iShares Core S&P 500 UCITS ETF USD (Acc) (CSPX.L) and State Street SPDR S&P 500 UCITS ETF (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.

CSPX.LSPY5.LDifference
Sharpe ratioReturn per unit of total volatility
2.32
2.39

-0.07

Sortino ratioReturn per unit of downside risk
3.41
3.51

-0.10

Omega ratioGain probability vs. loss probability

1.42

1.44

-0.01

Calmar ratioReturn relative to maximum drawdown

3.35

3.39

-0.04

Martin ratioReturn relative to average drawdown

14.51

14.64

-0.13

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

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

The current CSPX.L Sharpe Ratio is 2.32, which is comparable to the SPY5.L Sharpe Ratio of 2.39. The chart below compares the historical Sharpe Ratios of CSPX.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.

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Sharpe Ratios by Period

CSPX.LSPY5.LDifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

2.32

2.39

-0.07

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.86

0.86

-0.01

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.94

0.94

-0.01

Sharpe Ratio (All Time)

Calculated using the full available price history

0.94

0.95

-0.01

Drawdowns

CSPX.L vs. SPY5.L - Drawdown Comparison

The maximum CSPX.L drawdown since its inception was -33.90%, roughly equal to the maximum SPY5.L drawdown of -33.89%. Use the drawdown chart below to compare losses from any high point for CSPX.L and SPY5.L.

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Drawdown Indicators

CSPX.LSPY5.LDifference

Max Drawdown

Largest peak-to-trough decline

-33.90%

-33.89%

-0.01%

Max Drawdown (1Y)

Largest decline over 1 year

-8.17%

-8.18%

+0.01%

Max Drawdown (3Y)

Largest decline over 3 years

-18.50%

-18.37%

-0.13%

Max Drawdown (5Y)

Largest decline over 5 years

-24.39%

-24.37%

-0.02%

Max Drawdown (10Y)

Largest decline over 10 years

-33.90%

-33.89%

-0.01%

Current Drawdown

Current decline from peak

-0.53%

-0.55%

+0.02%

Average Drawdown

Average peak-to-trough decline

-3.72%

-3.70%

-0.02%

Ulcer Index

Depth and duration of drawdowns from previous peaks

1.90%

1.90%

0.00%

Volatility

CSPX.L vs. SPY5.L - Volatility Comparison

iShares Core S&P 500 UCITS ETF USD (Acc) (CSPX.L) and State Street SPDR S&P 500 UCITS ETF (SPY5.L) have volatilities of 3.13% and 3.17%, respectively, indicating that both stocks experience similar levels of price fluctuations. This suggests that the risk associated with both stocks, as measured by volatility, is nearly the same. The chart below showcases a comparison of their rolling one-month volatility.

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Volatility by Period

CSPX.LSPY5.LDifference

Volatility (1M)

Calculated over the trailing 1-month period

3.13%

3.17%

-0.04%

Volatility (6M)

Calculated over the trailing 6-month period

8.70%

8.48%

+0.22%

Volatility (1Y)

Calculated over the trailing 1-year period

11.80%

11.59%

+0.21%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

15.97%

15.92%

+0.05%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

16.19%

16.24%

-0.05%

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

CSPX.L has a 0.07% expense ratio, which is lower than SPY5.L's 0.09% 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

CSPX.L vs. SPY5.L - Dividend Comparison

CSPX.L has not paid dividends to shareholders, while SPY5.L's dividend yield for the trailing twelve months is around 0.89%.

PositionTTM20252024202320222021202020192018201720162015
CSPX.L
iShares Core S&P 500 UCITS ETF USD (Acc)		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		0.89%0.97%1.06%1.19%1.40%0.99%1.28%1.71%2.20%2.29%1.64%1.73%

Frequently Asked Questions

With a correlation of 0.97, CSPX.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.

On fees, CSPX.L is cheaper at 0.07% per year. The better choice depends on whether you care most about return, fees, risk, or income.

CSPX.L is cheaper with a 0.07% expense ratio, compared with 0.09% for SPY5.L.

CSPX.L tracks S&P 500 Index, while SPY5.L tracks S&P 500. They also come from different issuers: BlackRock and State Street. Their fees differ too: 0.07% for CSPX.L and 0.09% for SPY5.L.

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