XLK vs. WLDR

Last updated Jul 12, 2026

XLK (State Street Technology Select Sector SPDR ETF) and WLDR (Affinity World Leaders Equity ETF) are both exchange-traded funds - XLK is a Technology Equities fund tracking the S&P Technology Select Sector Daily Capped 35/20 Index, while WLDR is a Global Equities fund tracking the Thomson Reuters StarMine Affinity World Leaders Index. Both are passively managed. Over the past 5 years, XLK returned 20.60%/yr vs 18.46%/yr for WLDR. A 0.60 correlation means they provide meaningful diversification when combined. XLK charges 0.08%/yr vs 0.67%/yr for WLDR.

Performance

XLK vs. WLDR - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street Technology Select Sector SPDR ETF (XLK) and Affinity World Leaders Equity ETF (WLDR). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

The year-to-date returns for both investments are quite close, with XLK having a 29.35% return and WLDR slightly higher at 29.78%.

XLK

• 1D: 0.23%
• 1M: 1.52%
• 6M: 27.43%
• YTD: 29.35%
• 1Y: 45.99%
• 3Y*: 30.12%
• 5Y*: 20.60%
• 10Y*: 24.88%

WLDR

• 1D: -0.20%
• 1M: 1.35%
• 6M: 25.70%
• YTD: 29.78%
• 1Y: 50.96%
• 3Y*: 30.20%
• 5Y*: 18.46%
• 10Y*: —

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

XLK vs. WLDR - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
XLK State Street Technology Select Sector SPDR ETF	29.35%	24.61%	21.63%	56.02%	-27.73%	34.74%	43.62%	49.86%	-5.52%
WLDR Affinity World Leaders Equity ETF	29.78%	31.24%	22.74%	18.93%	-10.44%	26.77%	-1.93%	21.54%	-18.38%

Correlation

The correlation between XLK and WLDR is 0.67, 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	0.67
Correlation (3Y) Calculated over the trailing 3-year period	0.64
Correlation (5Y) Calculated over the trailing 5-year period	0.68
Correlation (All Time) Calculated using the full available price history since Jan 17, 2018	0.60

The correlation between XLK and WLDR has been stable across timeframes, ranging from 0.60 to 0.68 - a consistent structural relationship.

XLK vs. WLDR - Sectors Allocation Comparison

Sectors	XLK	WLDR
Technology	99.7%	37.0%
Energy	0.2%	3.8%
Industrials	0.1%	8.1%
Basic Materials	-	3.1%
Communication Services	-	10.1%
Consumer Cyclical	-	5.9%
Consumer Defensive	-	7.9%
Financial Services	-	12.2%
Healthcare	-	8.0%
Real Estate	-	1.6%
Utilities	-	2.4%

Return for Risk

XLK vs. WLDR — Risk / Return Rank

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

XLK

XLK Risk / Return Rank: 68
XLK Sharpe Ratio Rank: 73
XLK Sortino Ratio Rank: 64
XLK Omega Ratio Rank: 66
XLK Calmar Ratio Rank: 72
XLK Martin Ratio Rank: 62

WLDR

WLDR Risk / Return Rank: 94
WLDR Sharpe Ratio Rank: 95
WLDR Sortino Ratio Rank: 94
WLDR Omega Ratio Rank: 92
WLDR Calmar Ratio Rank: 94
WLDR Martin Ratio Rank: 94

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.

XLK vs. WLDR - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street Technology Select Sector SPDR ETF (XLK) and Affinity World Leaders Equity ETF (WLDR). 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.

Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.

	XLK	WLDR	Difference
Sharpe ratio: Return per unit of total volatility	1.88	2.96	-1.08
Sortino ratio: Return per unit of downside risk	2.39	3.93	-1.53
Omega ratio: Gain probability vs. loss probability	1.32	1.50	-0.18
Calmar ratio: Return relative to maximum drawdown	2.86	5.66	-2.80
Martin ratio: Return relative to average drawdown	8.70	21.25	-12.56

XLK vs. WLDR - Sharpe Ratio Comparison

The current XLK Sharpe Ratio is 1.88, which is lower than the WLDR Sharpe Ratio of 2.96. The chart below compares the historical Sharpe Ratios of XLK and WLDR, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Drawdowns

XLK vs. WLDR - Drawdown Comparison

The maximum XLK drawdown since its inception was -82.05%, which is greater than WLDR's maximum drawdown of -44.69%. Use the drawdown chart below to compare losses from any high point for XLK and WLDR.

Drawdown Indicators

	XLK	WLDR	Difference
Max Drawdown Largest peak-to-trough decline	-82.05%	-44.69%	-37.36%
Max Drawdown (1Y) Largest decline over 1 year	-15.92%	-8.86%	-7.06%
Max Drawdown (3Y) Largest decline over 3 years	-25.66%	-20.30%	-5.36%
Max Drawdown (5Y) Largest decline over 5 years	-33.56%	-23.77%	-9.79%
Max Drawdown (10Y) Largest decline over 10 years	-33.56%	—	—
Current Drawdown Current decline from peak	-6.16%	-2.35%	-3.81%
Average Drawdown Average peak-to-trough decline	-34.85%	-8.55%	-26.30%
Ulcer Index Depth and duration of drawdowns from previous peaks	5.23%	2.36%	+2.87%

Volatility

XLK vs. WLDR - Volatility Comparison

State Street Technology Select Sector SPDR ETF (XLK) has a higher volatility of 10.98% compared to Affinity World Leaders Equity ETF (WLDR) at 7.56%. This indicates that XLK's price experiences larger fluctuations and is considered to be riskier than WLDR based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	XLK	WLDR	Difference
Volatility (1M) Calculated over the trailing 1-month period	10.98%	7.56%	+3.42%
Volatility (6M) Calculated over the trailing 6-month period	20.68%	14.14%	+6.54%
Volatility (1Y) Calculated over the trailing 1-year period	24.26%	16.93%	+7.33%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	25.52%	17.52%	+8.00%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	24.77%	21.03%	+3.74%

XLK vs. WLDR - Expense Ratio Comparison

XLK has a 0.08% expense ratio, which is lower than WLDR's 0.67% expense ratio.

Dividends

XLK vs. WLDR - Dividend Comparison

XLK's dividend yield for the trailing twelve months is around 0.43%, less than WLDR's 7.17% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
WLDR Affinity World Leaders Equity ETF	7.17%	9.01%	13.99%	2.28%	2.10%	7.55%	1.80%	2.48%	2.82%	0.00%	0.00%	0.00%
XLK State Street Technology Select Sector SPDR ETF	0.43%	0.54%	0.66%	0.76%	1.04%	0.65%	0.92%	1.16%	1.60%	1.37%	1.74%	1.79%

Frequently Asked Questions

Can I hold both XLK and WLDR in my portfolio?

XLK and WLDR have a correlation of 0.67, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, XLK or WLDR?

XLK has higher volatility (10.98%) compared to WLDR (7.56%). In terms of maximum drawdown, XLK dropped -82.05% vs WLDR's -44.69%.

Which ETF is better, XLK or WLDR?

On 5-year performance, XLK leads with 20.60% vs 18.46% for WLDR. On fees, XLK is cheaper at 0.08% per year. On volatility, WLDR has been the lower-risk option at 7.56%. The better choice depends on whether you care most about return, fees, risk, or income.

Which ETF has performed better, XLK or WLDR?

Over the 5-year period, XLK has performed better with a 20.60% return vs 18.46%. Past performance does not guarantee future results, so compare this with risk, fees, and fund exposure.

Which ETF is cheaper, XLK or WLDR?

XLK is cheaper with a 0.08% expense ratio, compared with 0.67% for WLDR.

Which ETF pays a higher dividend yield, XLK or WLDR?

WLDR has the higher dividend yield at 7.17%, compared with 0.43% for XLK.

What is the main difference between XLK and WLDR?

XLK is categorized as Technology Equities, while WLDR is Global Equities. XLK tracks S&P Technology Select Sector Daily Capped 35/20 Index, while WLDR tracks Thomson Reuters StarMine Affinity World Leaders Index. They also come from different issuers: State Street and Regents Park Funds. Their fees differ too: 0.08% for XLK and 0.67% for WLDR.

Which has better risk-adjusted returns?

WLDR currently has the higher Sharpe Ratio (2.96 vs 1.88), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.