IGLS.L vs. VUAG.L

Last updated Jun 5, 2026

IGLS.L (iShares UK Gilts 0-5yr UCITS ETF GBP (Dist)) and VUAG.L (Vanguard S&P 500 UCITS ETF (USD) Accumulating) are both exchange-traded funds - IGLS.L is a European Government Bonds fund tracking the FTSE Act UK Cnvt Gilts All Stocks TR GBP, while VUAG.L is a S&P 500 fund tracking the S&P 500 Index. Both are passively managed. Over the past 5 years, IGLS.L returned 1.32%/yr vs 14.93%/yr for VUAG.L. At a correlation of -0.03, they often move in opposite directions. Both charge a 0.07% expense ratio.

Performance

IGLS.L vs. VUAG.L - Performance Comparison

The chart below illustrates the hypothetical performance of a £10,000 investment in iShares UK Gilts 0-5yr UCITS ETF GBP (Dist) (IGLS.L) and Vanguard S&P 500 UCITS ETF (USD) Accumulating (VUAG.L). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, IGLS.L achieves a 0.26% return, which is significantly lower than VUAG.L's 10.56% return.

IGLS.L

• 1D: 0.08%
• 1M: 0.69%
• YTD: 0.26%
• 6M: 0.63%
• 1Y: 3.12%
• 3Y*: 4.24%
• 5Y*: 1.32%
• 10Y*: 0.89%

VUAG.L

• 1D: 0.06%
• 1M: 5.53%
• YTD: 10.56%
• 6M: 10.46%
• 1Y: 29.14%
• 3Y*: 19.03%
• 5Y*: 14.93%
• 10Y*: —

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

IGLS.L vs. VUAG.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019
IGLS.L iShares UK Gilts 0-5yr UCITS ETF GBP (Dist)	0.26%	5.26%	2.65%	4.19%	-4.45%	-1.68%	1.49%	0.62%
VUAG.L Vanguard S&P 500 UCITS ETF (USD) Accumulating	10.56%	9.36%	27.33%	19.67%	-8.88%	30.97%	201.05%	9.30%

Correlation

The correlation between IGLS.L and VUAG.L is 0.15, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.15
Correlation (3Y) Calculated over the trailing 3-year period	0.06
Correlation (5Y) Calculated over the trailing 5-year period	-0.01
Correlation (All Time) Calculated using the full available price history since May 17, 2019	-0.03

The correlation between IGLS.L and VUAG.L shifts across timeframes, from -0.03 (all time) to 0.15 (1 year), reflecting how their relationship changes across market environments.

Return for Risk

IGLS.L vs. VUAG.L — Risk / Return Rank

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

IGLS.L

IGLS.L Risk / Return Rank: 42
IGLS.L Sharpe Ratio Rank: 46
IGLS.L Sortino Ratio Rank: 46
IGLS.L Omega Ratio Rank: 50
IGLS.L Calmar Ratio Rank: 33
IGLS.L Martin Ratio Rank: 36

VUAG.L

VUAG.L Risk / Return Rank: 82
VUAG.L Sharpe Ratio Rank: 84
VUAG.L Sortino Ratio Rank: 83
VUAG.L Omega Ratio Rank: 85
VUAG.L Calmar Ratio Rank: 80
VUAG.L Martin Ratio Rank: 78

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.

IGLS.L vs. VUAG.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for iShares UK Gilts 0-5yr UCITS ETF GBP (Dist) (IGLS.L) and Vanguard S&P 500 UCITS ETF (USD) Accumulating (VUAG.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.

	IGLS.L	VUAG.L	Difference
Sharpe ratio: Return per unit of total volatility	1.56	2.73	-1.17
Sortino ratio: Return per unit of downside risk	2.27	3.66	-1.39
Omega ratio: Gain probability vs. loss probability	1.31	1.51	-0.20
Calmar ratio: Return relative to maximum drawdown	1.59	4.08	-2.49
Martin ratio: Return relative to average drawdown	5.45	14.96	-9.51
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IGLS.L vs. VUAG.L - Sharpe Ratio Comparison

The current IGLS.L Sharpe Ratio is 1.56, which is lower than the VUAG.L Sharpe Ratio of 2.73. The chart below compares the historical Sharpe Ratios of IGLS.L and VUAG.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.

Sharpe Ratios by Period

	IGLS.L	VUAG.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	1.56	2.73	-1.17
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.49	1.04	-0.55
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.41	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.69	0.90	-0.21

Drawdowns

IGLS.L vs. VUAG.L - Drawdown Comparison

The maximum IGLS.L drawdown since its inception was -9.54%, smaller than the maximum VUAG.L drawdown of -25.61%. Use the drawdown chart below to compare losses from any high point for IGLS.L and VUAG.L.

Drawdown Indicators

	IGLS.L	VUAG.L	Difference
Max Drawdown Largest peak-to-trough decline	-9.54%	-25.61%	+16.07%
Max Drawdown (1Y) Largest decline over 1 year	-1.95%	-7.11%	+5.16%
Max Drawdown (3Y) Largest decline over 3 years	-1.95%	-20.88%	+18.93%
Max Drawdown (5Y) Largest decline over 5 years	-8.85%	-20.88%	+12.03%
Max Drawdown (10Y) Largest decline over 10 years	-9.54%	—	—
Current Drawdown Current decline from peak	-0.65%	-0.22%	-0.43%
Average Drawdown Average peak-to-trough decline	-1.10%	-3.51%	+2.41%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.57%	1.94%	-1.37%

Volatility

IGLS.L vs. VUAG.L - Volatility Comparison

The current volatility for iShares UK Gilts 0-5yr UCITS ETF GBP (Dist) (IGLS.L) is 0.77%, while Vanguard S&P 500 UCITS ETF (USD) Accumulating (VUAG.L) has a volatility of 2.62%. This indicates that IGLS.L experiences smaller price fluctuations and is considered to be less risky than VUAG.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IGLS.L	VUAG.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.77%	2.62%	-1.85%
Volatility (6M) Calculated over the trailing 6-month period	1.75%	7.17%	-5.42%
Volatility (1Y) Calculated over the trailing 1-year period	1.99%	10.62%	-8.63%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	2.67%	14.32%	-11.65%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	2.18%	36.09%	-33.91%

IGLS.L vs. VUAG.L - Expense Ratio Comparison

Both IGLS.L and VUAG.L have an expense ratio of 0.07%, making them cost-effective options compared to the broader market, where average expense ratios typically range from 0.3% to 0.9%.

Dividends

IGLS.L vs. VUAG.L - Dividend Comparison

IGLS.L's dividend yield for the trailing twelve months is around 3.99%, while VUAG.L has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
IGLS.L iShares UK Gilts 0-5yr UCITS ETF GBP (Dist)	3.99%	3.88%	3.67%	1.62%	0.30%	0.25%	0.53%	0.46%	0.33%	0.53%	0.88%	0.48%
VUAG.L Vanguard S&P 500 UCITS ETF (USD) Accumulating	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	71.39%	0.00%	0.00%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both IGLS.L and VUAG.L in my portfolio?

IGLS.L and VUAG.L have a correlation of 0.15, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which ETF is better, IGLS.L or VUAG.L?

Both ETFs have the same 0.07% expense ratio. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, IGLS.L or VUAG.L?

IGLS.L and VUAG.L have the same expense ratio: 0.07% per year.

What is the main difference between IGLS.L and VUAG.L?

IGLS.L is categorized as European Government Bonds, while VUAG.L is S&P 500. IGLS.L tracks FTSE Act UK Cnvt Gilts All Stocks TR GBP, while VUAG.L tracks S&P 500 Index. They also come from different issuers: iShares and Vanguard.