PortfoliosLab logoPortfoliosLab logo

Documentation

Upgrade your plan
XLK vs. VOO
Performance
Return for Risk
Drawdowns
Volatility
Dividends

XLK vs. VOO

Last updated Apr 5, 2026

Compare and contrast key facts about State Street Technology Select Sector SPDR ETF (XLK) and Vanguard S&P 500 ETF (VOO).

XLK and VOO are both exchange-traded funds (ETFs), meaning they are traded on stock exchanges and can be bought and sold throughout the day. XLK is a passively managed fund by State Street that tracks the performance of the S&P Technology Select Sector Daily Capped 35/20 Index. It was launched on Dec 16, 1998. 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 XLK 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

XLK vs. VOO - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in State Street Technology Select Sector SPDR ETF (XLK) and Vanguard S&P 500 ETF (VOO). The values are adjusted to include any dividend payments, if applicable.

Loading graphics...

Returns By Period

In the year-to-date period, XLK achieves a -5.43% return, which is significantly lower than VOO's -3.55% return. Over the past 10 years, XLK has outperformed VOO with an annualized return of 21.15%, while VOO has yielded a comparatively lower 14.19% annualized return.

XLK

1D
0.80%
1M
-2.87%
YTD
-5.43%
6M
-4.21%
1Y
49.99%
3Y*
22.58%
5Y*
15.84%
10Y*
21.15%

VOO

1D
0.11%
1M
-3.50%
YTD
-3.55%
6M
-1.41%
1Y
31.08%
3Y*
18.47%
5Y*
11.96%
10Y*
14.19%
*Multi-year figures are annualized to reflect compound growth (CAGR)

XLK vs. VOO - Yearly Performance Comparison

2026 (YTD)202520242023202220212020201920182017
XLK
State Street Technology Select Sector SPDR ETF		-5.43%24.61%21.63%56.02%-27.73%34.74%43.62%49.86%-1.68%34.26%
VOO
Vanguard S&P 500 ETF		-3.55%17.82%24.98%26.32%-18.17%28.79%18.32%31.37%-4.50%21.77%

Correlation

The correlation between XLK and VOO is 0.89, indicating a strong positive relationship between their price movements. Combining them offers limited diversification — they'll tend to fall together during downturns. For meaningful risk reduction, look for holdings with correlations below 0.5.

XLK vs. VOO - Expense Ratio Comparison

XLK has a 0.08% expense ratio, which is higher than VOO's 0.03% expense ratio. However, both funds are considered low-cost compared to the broader market, where average expense ratios usually range from 0.3% to 0.9%.

XLK
State Street Technology Select Sector SPDR ETF
VOO
Vanguard S&P 500 ETF

Compare stocks, funds, or ETFs

Search for stocks, ETFs, and funds for a quick comparison or use the comparison tool for more options.

State Street Technology Select Sector SPDR ETF

Vanguard S&P 500 ETF

Often compared with XLK:
XLK vs. QQQXLK vs. VGTXLK vs. SMHXLK vs. SPYXLK vs. FTECXLK vs. IYWXLK vs. XLE
Often compared with VOO:
VOO vs. VTIVOO vs. QQQVOO vs. SCHDVOO vs. VTVOO vs. SPYVOO vs. FXAIXVOO vs. IVV

Return for Risk

XLK vs. VOO — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.
XLK
XLK Risk / Return Rank: 6060
Overall Rank
XLK Sharpe Ratio Rank: 6060
Sharpe Ratio Rank
XLK Sortino Ratio Rank: 6363
Sortino Ratio Rank
XLK Omega Ratio Rank: 6262
Omega Ratio Rank
XLK Calmar Ratio Rank: 6262
Calmar Ratio Rank
XLK Martin Ratio Rank: 5151
Martin Ratio Rank
VOO
VOO Risk / Return Rank: 5353
Overall Rank
VOO Sharpe Ratio Rank: 5151
Sharpe Ratio Rank
VOO Sortino Ratio Rank: 5454
Sortino Ratio Rank
VOO Omega Ratio Rank: 5757
Omega Ratio Rank
VOO Calmar Ratio Rank: 4646
Calmar Ratio Rank
VOO Martin Ratio Rank: 5757
Martin Ratio Rank
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. VOO - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for State Street Technology Select Sector SPDR ETF (XLK) 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.

XLKVOODifference

Sharpe ratio

Return per unit of total volatility

1.13

0.98

+0.16

Sortino ratio

Return per unit of downside risk

1.71

1.49

+0.22

Omega ratio

Gain probability vs. loss probability

1.24

1.23

+0.01

Calmar ratio

Return relative to maximum drawdown

1.98

1.53

+0.45

Martin ratio

Return relative to average drawdown

6.27

7.13

-0.86

Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

XLK vs. VOO - Sharpe Ratio Comparison

The current XLK Sharpe Ratio is 1.13, which is comparable to the VOO Sharpe Ratio of 0.98. The chart below compares the historical Sharpe Ratios of XLK and VOO, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Loading graphics...

Sharpe Ratios by Period

XLKVOODifference

Sharpe Ratio (1Y)

Calculated over the trailing 1-year period

1.13

0.98

+0.16

Sharpe Ratio (5Y)

Calculated over the trailing 5-year period

0.64

0.71

-0.07

Sharpe Ratio (10Y)

Calculated over the trailing 10-year period

0.87

0.79

+0.08

Sharpe Ratio (All Time)

Calculated using the full available price history

0.36

0.83

-0.47

Drawdowns

XLK vs. VOO - Drawdown Comparison

The maximum XLK drawdown since its inception was -82.05%, which is greater than VOO's maximum drawdown of -33.99%. Use the drawdown chart below to compare losses from any high point for XLK and VOO.

Loading graphics...

Drawdown Indicators

XLKVOODifference

Max Drawdown

Largest peak-to-trough decline

-82.05%

-33.99%

-48.06%

Max Drawdown (1Y)

Largest decline over 1 year

-15.92%

-8.90%

-7.02%

Max Drawdown (5Y)

Largest decline over 5 years

-33.56%

-24.52%

-9.04%

Max Drawdown (10Y)

Largest decline over 10 years

-33.56%

-33.99%

+0.43%

Current Drawdown

Current decline from peak

-10.32%

-5.44%

-4.88%

Average Drawdown

Average peak-to-trough decline

-35.16%

-3.72%

-31.44%

Ulcer Index

Depth and duration of drawdowns from previous peaks

5.03%

2.57%

+2.46%

Volatility

XLK vs. VOO - Volatility Comparison

State Street Technology Select Sector SPDR ETF (XLK) has a higher volatility of 7.96% compared to Vanguard S&P 500 ETF (VOO) at 5.27%. This indicates that XLK'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.

Loading graphics...

Volatility by Period

XLKVOODifference

Volatility (1M)

Calculated over the trailing 1-month period

7.96%

5.27%

+2.69%

Volatility (6M)

Calculated over the trailing 6-month period

16.48%

9.46%

+7.02%

Volatility (1Y)

Calculated over the trailing 1-year period

27.05%

18.11%

+8.94%

Volatility (5Y)

Calculated over the trailing 5-year period, annualized

24.71%

16.81%

+7.90%

Volatility (10Y)

Calculated over the trailing 10-year period, annualized

24.33%

17.98%

+6.35%

Dividends

XLK vs. VOO - Dividend Comparison

XLK's dividend yield for the trailing twelve months is around 0.56%, less than VOO's 1.18% yield.

TTM20252024202320222021202020192018201720162015
XLK
State Street Technology Select Sector SPDR ETF		0.56%0.54%0.66%0.76%1.04%0.65%0.92%1.16%1.60%1.37%1.74%1.79%
VOO
Vanguard S&P 500 ETF		1.18%1.13%1.24%1.46%1.69%1.25%1.54%1.88%2.06%1.78%2.02%2.10%