WDEF.L vs. VOO

Last updated Apr 1, 2026

Compare and contrast key facts about WisdomTree Europe Defence UCITS ETF - EUR Acc EUR (WDEF.L) and Vanguard S&P 500 ETF (VOO).

WDEF.L and VOO are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. WDEF.L is a passively managed fund by WisdomTree that tracks the performance of the WisdomTree Europe Defence UCITS Index. It was launched on Mar 4, 2025. VOO is a passively managed fund by Vanguard that tracks the performance of the S&P 500 Index. It was launched on Sep 7, 2010. Both WDEF.L and VOO are passive ETFs, meaning that they are not actively managed but aim to replicate the performance of the underlying index as closely as possible.

Performance

WDEF.L vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a €10,000 investment in WisdomTree Europe Defence UCITS ETF - EUR Acc EUR (WDEF.L) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

WDEF.L vs. VOO - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
WDEF.L WisdomTree Europe Defence UCITS ETF - EUR Acc EUR	7.03%	26.22%	-2.46%	20.25%	-19.48%	26.65%	3.41%	37.42%	-17.34%	4.40%
VOO Vanguard S&P 500 ETF	-2.90%	3.84%	33.23%	22.54%	-13.10%	38.43%	8.57%	34.33%	-0.02%	4.07%

Different Trading Currencies

WDEF.L is traded in EUR, while VOO is traded in USD. To make them comparable, the VOO values have been converted to EUR using the latest available exchange rates.

Returns By Period

In the year-to-date period, WDEF.L achieves a 7.03% return, which is significantly higher than VOO's -5.00% return.

WDEF.L

• 1D: 2.46%
• 1M: -6.69%
• YTD: 7.03%
• 6M: -5.34%
• 1Y: 24.01%
• 3Y*: 11.83%
• 5Y*: 8.24%
• 10Y*: —

VOO

• 1D: 0.00%
• 1M: -4.97%
• YTD: -5.00%
• 6M: -2.54%
• 1Y: 7.71%
• 3Y*: 14.92%
• 5Y*: 11.68%
• 10Y*: 13.63%

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

WDEF.L vs. VOO - Expense Ratio Comparison

WDEF.L has a 0.40% expense ratio, which is higher than VOO's 0.03% expense ratio.

WDEF.L

WisdomTree Europe Defence UCITS ETF - EUR Acc EUR

VOO

Vanguard S&P 500 ETF

Return for Risk

WDEF.L vs. VOO — Risk / Return Rank

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

WDEF.L

WDEF.L Risk / Return Rank: 42
WDEF.L Sharpe Ratio Rank: 21
WDEF.L Sortino Ratio Rank: 39
WDEF.L Omega Ratio Rank: 52
WDEF.L Calmar Ratio Rank: 53
WDEF.L Martin Ratio Rank: 45

VOO

VOO Risk / Return Rank: 65
VOO Sharpe Ratio Rank: 59
VOO Sortino Ratio Rank: 62
VOO Omega Ratio Rank: 66
VOO Calmar Ratio Rank: 65
VOO Martin Ratio Rank: 75

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.

WDEF.L vs. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for WisdomTree Europe Defence UCITS ETF - EUR Acc EUR (WDEF.L) and Vanguard S&P 500 ETF (VOO). 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.

	WDEF.L	VOO	Difference
Sharpe ratio Return per unit of total volatility	0.31	0.38	-0.07
Sortino ratio Return per unit of downside risk	1.07	0.66	+0.41
Omega ratio Gain probability vs. loss probability	1.19	1.10	+0.08
Calmar ratio Return relative to maximum drawdown	1.28	0.60	+0.69
Martin ratio Return relative to average drawdown	4.05	2.52	+1.53
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

WDEF.L vs. VOO - Sharpe Ratio Comparison

The current WDEF.L Sharpe Ratio is 0.31, which is comparable to the VOO Sharpe Ratio of 0.38. The chart below compares the historical Sharpe Ratios of WDEF.L and VOO, offering insights into how both investments have performed under varying market conditions. These values are calculated using daily returns over the previous 12 months.

Sharpe Ratios by Period

	WDEF.L	VOO	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.31	0.38	-0.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	0.26	0.70	-0.44
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	—	0.74	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.38	0.83	-0.45

Correlation

The correlation between WDEF.L and VOO is 0.19, which is considered to be low. This implies their price changes are not closely related. A low correlation is generally favorable for portfolio diversification, as it helps to reduce overall risk by spreading it across multiple assets with different performance patterns.

Dividends

WDEF.L vs. VOO - Dividend Comparison

WDEF.L has not paid dividends to shareholders, while VOO's dividend yield for the trailing twelve months is around 1.19%.

	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
WDEF.L WisdomTree Europe Defence UCITS ETF - EUR Acc EUR	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
VOO Vanguard S&P 500 ETF	1.19%	1.13%	1.24%	1.46%	1.69%	1.25%	1.54%	1.88%	2.06%	1.78%	2.02%	2.10%

Drawdowns

WDEF.L vs. VOO - Drawdown Comparison

The maximum WDEF.L drawdown since its inception was -35.48%, which is greater than VOO's maximum drawdown of -33.49%. Use the drawdown chart below to compare losses from any high point for WDEF.L and VOO.

Drawdown Indicators

	WDEF.L	VOO	Difference
Max Drawdown Largest peak-to-trough decline	-35.48%	-33.99%	-1.49%
Max Drawdown (1Y) Largest decline over 1 year	-25.81%	-11.98%	-13.83%
Max Drawdown (5Y) Largest decline over 5 years	-30.24%	-24.52%	-5.72%
Max Drawdown (10Y) Largest decline over 10 years	—	-33.99%	—
Current Drawdown Current decline from peak	-9.72%	-6.29%	-3.43%
Average Drawdown Average peak-to-trough decline	-8.24%	-3.72%	-4.52%
Ulcer Index Depth and duration of drawdowns from previous peaks	8.17%	2.52%	+5.65%

Volatility

WDEF.L vs. VOO - Volatility Comparison

WisdomTree Europe Defence UCITS ETF - EUR Acc EUR (WDEF.L) has a higher volatility of 47.29% compared to Vanguard S&P 500 ETF (VOO) at 3.65%. This indicates that WDEF.L's price experiences larger fluctuations and is considered to be riskier than VOO based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	WDEF.L	VOO	Difference
Volatility (1M) Calculated over the trailing 1-month period	47.29%	3.65%	+43.64%
Volatility (6M) Calculated over the trailing 6-month period	68.75%	9.63%	+59.12%
Volatility (1Y) Calculated over the trailing 1-year period	75.09%	20.40%	+54.69%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	42.69%	16.69%	+26.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	41.85%	18.56%	+23.29%