IDFN.L vs. DFNX.L

Last updated Jun 3, 2026

IDFN.L (Invesco Defence Innovation UCITS ETF Acc) and DFNX.L (VanEck Defense UCITS ETF) are both Aerospace & Defense funds - IDFN.L tracks the S&P Kensho Global Future Defense Index while DFNX.L tracks the MarketVector Global Defense Industry Index. Both are passively managed. Over the past year, IDFN.L returned 81.92% vs 82.36% for DFNX.L. With a 0.97 correlation, they move nearly in lockstep. IDFN.L charges 0.35%/yr vs 0.55%/yr for DFNX.L.

Performance

IDFN.L vs. DFNX.L - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Defence Innovation UCITS ETF Acc (IDFN.L) and VanEck Defense UCITS ETF (DFNX.L). The values are adjusted to include any dividend payments, if applicable.

Different Trading Currencies

IDFN.L is traded in USD, while DFNX.L is traded in GBp. To make them comparable, the DFNX.L values have been converted to USD using the latest available exchange rates.

Returns By Period

The year-to-date returns for both investments are quite close, with IDFN.L having a 37.08% return and DFNX.L slightly higher at 37.46%.

IDFN.L

• 1D: 0.90%
• 1M: 14.54%
• YTD: 37.08%
• 6M: 47.19%
• 1Y: 81.92%
• 3Y*: —
• 5Y*: —
• 10Y*: —

DFNX.L

• 1D: 0.91%
• 1M: 15.01%
• YTD: 37.46%
• 6M: 47.47%
• 1Y: 82.36%
• 3Y*: —
• 5Y*: —
• 10Y*: —

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

IDFN.L vs. DFNX.L - Yearly Performance Comparison

	2026 (YTD)	2025	2024
IDFN.L Invesco Defence Innovation UCITS ETF Acc	37.08%	55.93%	5.53%
DFNX.L VanEck Defense UCITS ETF	37.46%	56.01%	5.05%

Correlation

The correlation between IDFN.L and DFNX.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 (All Time) Calculated using the full available price history since Nov 6, 2024	0.97

The correlation between IDFN.L and DFNX.L has been stable across timeframes, ranging from 0.97 to 0.97 - a consistent structural relationship.

Return for Risk

IDFN.L vs. DFNX.L — Risk / Return Rank

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

IDFN.L

IDFN.L Risk / Return Rank: 86
IDFN.L Sharpe Ratio Rank: 90
IDFN.L Sortino Ratio Rank: 87
IDFN.L Omega Ratio Rank: 79
IDFN.L Calmar Ratio Rank: 91
IDFN.L Martin Ratio Rank: 83

DFNX.L

DFNX.L Risk / Return Rank: 88
DFNX.L Sharpe Ratio Rank: 92
DFNX.L Sortino Ratio Rank: 90
DFNX.L Omega Ratio Rank: 84
DFNX.L Calmar Ratio Rank: 93
DFNX.L Martin Ratio Rank: 83

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.

IDFN.L vs. DFNX.L - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Defence Innovation UCITS ETF Acc (IDFN.L) and VanEck Defense UCITS ETF (DFNX.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.

	IDFN.L	DFNX.L	Difference
Sharpe ratio Return per unit of total volatility	3.15	3.23	-0.07
Sortino ratio Return per unit of downside risk	4.02	4.18	-0.16
Omega ratio Gain probability vs. loss probability	1.48	1.50	-0.02
Calmar ratio Return relative to maximum drawdown	5.92	5.90	+0.02
Martin ratio Return relative to average drawdown	17.35	17.20	+0.15
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

IDFN.L vs. DFNX.L - Sharpe Ratio Comparison

The current IDFN.L Sharpe Ratio is 3.15, which is comparable to the DFNX.L Sharpe Ratio of 3.23. The chart below compares the historical Sharpe Ratios of IDFN.L and DFNX.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

	IDFN.L	DFNX.L	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.15	3.23	-0.07
Sharpe Ratio (All Time) Calculated using the full available price history	2.52	2.64	-0.12

Drawdowns

IDFN.L vs. DFNX.L - Drawdown Comparison

The maximum IDFN.L drawdown since its inception was -13.71%, roughly equal to the maximum DFNX.L drawdown of -14.40%. Use the drawdown chart below to compare losses from any high point for IDFN.L and DFNX.L.

Drawdown Indicators

	IDFN.L	DFNX.L	Difference
Max Drawdown Largest peak-to-trough decline	-13.71%	-14.40%	+0.69%
Max Drawdown (1Y) Largest decline over 1 year	-13.39%	-13.48%	+0.09%
Current Drawdown Current decline from peak	-3.22%	-3.19%	-0.03%
Average Drawdown Average peak-to-trough decline	-2.99%	-3.02%	+0.03%
Ulcer Index Depth and duration of drawdowns from previous peaks	4.57%	4.62%	-0.05%

Volatility

IDFN.L vs. DFNX.L - Volatility Comparison

Invesco Defence Innovation UCITS ETF Acc (IDFN.L) has a higher volatility of 9.94% compared to VanEck Defense UCITS ETF (DFNX.L) at 9.12%. This indicates that IDFN.L's price experiences larger fluctuations and is considered to be riskier than DFNX.L based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	IDFN.L	DFNX.L	Difference
Volatility (1M) Calculated over the trailing 1-month period	9.94%	9.12%	+0.82%
Volatility (6M) Calculated over the trailing 6-month period	20.97%	20.60%	+0.37%
Volatility (1Y) Calculated over the trailing 1-year period	25.86%	25.41%	+0.45%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	26.87%	25.76%	+1.11%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	26.87%	25.76%	+1.11%

IDFN.L vs. DFNX.L - Expense Ratio Comparison

IDFN.L has a 0.35% expense ratio, which is lower than DFNX.L's 0.55% expense ratio.

Dividends

IDFN.L vs. DFNX.L - Dividend Comparison

Neither IDFN.L nor DFNX.L has paid dividends to shareholders.

Tickers have no history of dividend payments

Frequently Asked Questions

Can I hold both IDFN.L and DFNX.L in my portfolio?

With a correlation of 0.97, IDFN.L and DFNX.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, IDFN.L or DFNX.L?

On fees, IDFN.L is cheaper at 0.35% per year. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF is cheaper, IDFN.L or DFNX.L?

IDFN.L is cheaper with a 0.35% expense ratio, compared with 0.55% for DFNX.L.

What is the main difference between IDFN.L and DFNX.L?

IDFN.L tracks S&P Kensho Global Future Defense Index, while DFNX.L tracks MarketVector Global Defense Industry Index. They also come from different issuers: Invesco and VanEck. Their fees differ too: 0.35% for IDFN.L and 0.55% for DFNX.L.