AINF.AS vs. CSPX.AS

Last updated Jun 4, 2026

AINF.AS (iShares AI Infrastructure UCITS ETF USD (Acc)) and CSPX.AS (iShares Core S&P 500 UCITS ETF) are both exchange-traded funds - AINF.AS is a Technology Equities fund tracking the STOXX Global AI Infrastructure Index, while CSPX.AS is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past year, AINF.AS returned 124.11% vs 28.30% for CSPX.AS. Their correlation of 0.81 suggests significant overlap in exposure. AINF.AS charges 0.35%/yr vs 0.07%/yr for CSPX.AS.

Performance

AINF.AS vs. CSPX.AS - Performance Comparison

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

Different Trading Currencies

AINF.AS is traded in USD, while CSPX.AS is traded in EUR. To make them comparable, the CSPX.AS values have been converted to USD using the latest available exchange rates.

Returns By Period

In the year-to-date period, AINF.AS achieves a 60.14% return, which is significantly higher than CSPX.AS's 10.29% return.

AINF.AS

• 1D: 0.12%
• 1M: 27.63%
• YTD: 60.14%
• 6M: 61.51%
• 1Y: 124.11%
• 3Y*: —
• 5Y*: —
• 10Y*: —

CSPX.AS

• 1D: -0.56%
• 1M: 5.30%
• YTD: 10.29%
• 6M: 10.98%
• 1Y: 28.30%
• 3Y*: 22.37%
• 5Y*: 13.72%
• 10Y*: 15.27%

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

AINF.AS vs. CSPX.AS - Yearly Performance Comparison

	2026 (YTD)	2025	2024
AINF.AS iShares AI Infrastructure UCITS ETF USD (Acc)	60.14%	44.70%	-1.33%
CSPX.AS iShares Core S&P 500 UCITS ETF	10.29%	17.97%	-2.44%

Correlation

The correlation between AINF.AS and CSPX.AS is 0.79, 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	0.79
Correlation (All Time) Calculated using the full available price history since Dec 10, 2024	0.81

The correlation between AINF.AS and CSPX.AS has been stable across timeframes, ranging from 0.79 to 0.81 - a consistent structural relationship.

Return for Risk

AINF.AS vs. CSPX.AS — Risk / Return Rank

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

AINF.AS

AINF.AS Risk / Return Rank: 96
AINF.AS Sharpe Ratio Rank: 97
AINF.AS Sortino Ratio Rank: 96
AINF.AS Omega Ratio Rank: 95
AINF.AS Calmar Ratio Rank: 97
AINF.AS Martin Ratio Rank: 96

CSPX.AS

CSPX.AS Risk / Return Rank: 68
CSPX.AS Sharpe Ratio Rank: 67
CSPX.AS Sortino Ratio Rank: 65
CSPX.AS Omega Ratio Rank: 69
CSPX.AS Calmar Ratio Rank: 70
CSPX.AS Martin Ratio Rank: 68

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.

AINF.AS vs. CSPX.AS - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares AI Infrastructure UCITS ETF USD (Acc) (AINF.AS) and iShares Core S&P 500 UCITS ETF (CSPX.AS). 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.

	AINF.AS	CSPX.AS	Difference
Sharpe ratio: Return per unit of total volatility	4.96	2.47	+2.49
Sortino ratio: Return per unit of downside risk	5.67	3.53	+2.14
Omega ratio: Gain probability vs. loss probability	1.75	1.44	+0.32
Calmar ratio: Return relative to maximum drawdown	10.36	3.26	+7.10
Martin ratio: Return relative to average drawdown	34.07	13.87	+20.20
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

AINF.AS vs. CSPX.AS - Sharpe Ratio Comparison

The current AINF.AS Sharpe Ratio is 4.96, which is higher than the CSPX.AS Sharpe Ratio of 2.47. The chart below compares the historical Sharpe Ratios of AINF.AS and CSPX.AS, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	AINF.AS	CSPX.AS	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	4.96	2.47	+2.49
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	—	0.85	—
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.92	—
Sharpe Ratio (All Time) Calculated using the full available price history	2.67	0.85	+1.82

Drawdowns

AINF.AS vs. CSPX.AS - Drawdown Comparison

The maximum AINF.AS drawdown since its inception was -27.26%, smaller than the maximum CSPX.AS drawdown of -34.12%. Use the drawdown chart below to compare losses from any high point for AINF.AS and CSPX.AS.

Drawdown Indicators

	AINF.AS	CSPX.AS	Difference
Max Drawdown Largest peak-to-trough decline	-27.26%	-34.12%	+6.86%
Max Drawdown (1Y) Largest decline over 1 year	-11.77%	-8.56%	-3.21%
Max Drawdown (3Y) Largest decline over 3 years	—	-19.52%	—
Max Drawdown (5Y) Largest decline over 5 years	—	-24.42%	—
Max Drawdown (10Y) Largest decline over 10 years	—	-34.12%	—
Current Drawdown Current decline from peak	0.00%	-0.56%	+0.56%
Average Drawdown Average peak-to-trough decline	-4.21%	-4.11%	-0.10%
Ulcer Index Depth and duration of drawdowns from previous peaks	3.60%	2.02%	+1.58%

Volatility

AINF.AS vs. CSPX.AS - Volatility Comparison

iShares AI Infrastructure UCITS ETF USD (Acc) (AINF.AS) has a higher volatility of 9.59% compared to iShares Core S&P 500 UCITS ETF (CSPX.AS) at 2.99%. This indicates that AINF.AS's price experiences larger fluctuations and is considered to be riskier than CSPX.AS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	AINF.AS	CSPX.AS	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.59%	2.99%	+6.60%
Volatility (6M) Calculated over the trailing 6-month period	19.09%	7.95%	+11.14%
Volatility (1Y) Calculated over the trailing 1-year period	24.60%	11.33%	+13.27%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	27.91%	15.84%	+12.07%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	27.91%	16.30%	+11.61%

AINF.AS vs. CSPX.AS - Expense Ratio Comparison

AINF.AS has a 0.35% expense ratio, which is higher than CSPX.AS's 0.07% expense ratio.

Dividends

AINF.AS vs. CSPX.AS - Dividend Comparison

Neither AINF.AS nor CSPX.AS has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both AINF.AS and CSPX.AS in my portfolio?

AINF.AS and CSPX.AS have a correlation of 0.79, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, AINF.AS or CSPX.AS?

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

Which ETF is cheaper, AINF.AS or CSPX.AS?

CSPX.AS is cheaper with a 0.07% expense ratio, compared with 0.35% for AINF.AS.

What is the main difference between AINF.AS and CSPX.AS?

AINF.AS is categorized as Technology Equities, while CSPX.AS is S&P 500. AINF.AS tracks STOXX Global AI Infrastructure Index, while CSPX.AS tracks S&P 500 Index. Their fees differ too: 0.35% for AINF.AS and 0.07% for CSPX.AS.