VOD vs. WDC
VOD (Vodafone Group Plc) and WDC (Western Digital Corporation) are both stocks. VOD operates in Telecom Services (Communication Services), while WDC operates in Computer Hardware (Technology). Over the past 10 years, VOD returned -0.06%/yr vs 33.87%/yr for WDC. At a 0.22 correlation, their price movements are largely independent.
Performance
VOD vs. WDC - Performance Comparison
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Returns By Period
In the year-to-date period, VOD achieves a 19.76% return, which is significantly lower than WDC's 227.01% return. Over the past 10 years, VOD has underperformed WDC with an annualized return of -0.06%, while WDC has yielded a comparatively higher 33.87% annualized return.
VOD
- 1D
- 1.77%
- 1M
- 2.00%
- YTD
- 19.76%
- 6M
- 25.65%
- 1Y
- 61.62%
- 3Y*
- 27.46%
- 5Y*
- 4.14%
- 10Y*
- -0.06%
WDC
- 1D
- 6.35%
- 1M
- 13.96%
- YTD
- 227.01%
- 6M
- 219.46%
- 1Y
- 911.92%
- 3Y*
- 164.18%
- 5Y*
- 58.50%
- 10Y*
- 33.87%
VOD vs. WDC - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
VOD Vodafone Group Plc | 19.76% | 63.00% | 5.68% | -4.59% | -27.22% | -3.57% | -9.63% | 5.64% | -34.92% | 38.22% |
WDC Western Digital Corporation | 227.01% | 283.68% | 13.86% | 65.99% | -51.62% | 17.73% | -10.89% | 77.14% | -51.90% | 19.83% |
Correlation
The correlation between VOD and WDC is 0.08, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | 0.08 |
Correlation (3Y) Calculated over the trailing 3-year period | 0.09 |
Correlation (5Y) Calculated over the trailing 5-year period | 0.20 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.24 |
Correlation (All Time) Calculated using the full available price history since Dec 16, 1988 | 0.22 |
The correlation between VOD and WDC shifts across timeframes, from 0.08 (1 year) to 0.24 (10 years), reflecting how their relationship changes across market environments.
Fundamentals
VOD:
-€1.92
WDC:
$23.29
VOD:
0.41
WDC:
13.31
VOD:
€78.20B
WDC:
$11.78B
VOD:
€25.34B
WDC:
$5.35B
VOD:
€25.58B
WDC:
$10.88B
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Return for Risk
VOD vs. WDC — Risk / Return Rank
VOD
WDC
VOD vs. WDC - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for Vodafone Group Plc (VOD) and Western Digital Corporation (WDC). 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.
| VOD | WDC | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | -11.68 | ||
| Sortino ratioReturn per unit of downside risk | -3.99 | ||
| Omega ratioGain probability vs. loss probability | 1.43 | 1.95 | -0.52 |
| Calmar ratioReturn relative to maximum drawdown | 6.16 | 44.74 | -38.58 |
| Martin ratioReturn relative to average drawdown | 14.54 | 151.81 | -137.27 |
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Drawdowns
VOD vs. WDC - Drawdown Comparison
The maximum VOD drawdown since its inception was -79.32%, smaller than the maximum WDC drawdown of -96.20%. Use the drawdown chart below to compare losses from any high point for VOD and WDC.
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Drawdown Indicators
| VOD | WDC | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -79.32% | -96.20% | +16.88% |
Max Drawdown (1Y)Largest decline over 1 year | -10.05% | -20.59% | +10.54% |
Max Drawdown (3Y)Largest decline over 3 years | -20.03% | -49.65% | +29.62% |
Max Drawdown (5Y)Largest decline over 5 years | -49.24% | -59.68% | +10.44% |
Max Drawdown (10Y)Largest decline over 10 years | -62.36% | -70.49% | +8.13% |
Current DrawdownCurrent decline from peak | -16.19% | -5.22% | -10.97% |
Average DrawdownAverage peak-to-trough decline | -32.70% | -52.07% | +19.37% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 4.25% | 6.06% | -1.81% |
Volatility
VOD vs. WDC - Volatility Comparison
The current volatility for Vodafone Group Plc (VOD) is 7.37%, while Western Digital Corporation (WDC) has a volatility of 21.76%. This indicates that VOD experiences smaller price fluctuations and is considered to be less risky than WDC based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| VOD | WDC | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 7.37% | 21.76% | -14.39% |
Volatility (6M)Calculated over the trailing 6-month period | 19.67% | 53.55% | -33.88% |
Volatility (1Y)Calculated over the trailing 1-year period | 25.97% | 65.47% | -39.50% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 27.00% | 48.86% | -21.86% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 27.85% | 48.62% | -20.77% |
Dividends
VOD vs. WDC - Dividend Comparison
VOD's dividend yield for the trailing twelve months is around 3.43%, more than WDC's 0.09% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
VOD Vodafone Group Plc | 3.43% | 3.86% | 8.58% | 11.15% | 9.27% | 7.04% | 6.11% | 4.92% | 8.99% | 5.33% | 12.26% | 6.77% |
WDC Western Digital Corporation | 0.09% | 0.19% | 0.00% | 0.00% | 0.00% | 0.00% | 1.81% | 2.36% | 5.41% | 2.51% | 2.94% | 3.33% |
Financials
VOD vs. WDC - Financials Comparison
This section allows you to compare key financial metrics between Vodafone Group Plc and Western Digital Corporation. You can select fields from income statements, balance sheets, and cash flow statements to easily visualize and compare the financial health of both companies.
Total Revenue: Total amount of money received from sales and other business activities
VOD vs. WDC - Profitability Comparison
VOD - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Vodafone Group Plc reported a gross profit of 6.44B and revenue of 21.14B. Therefore, the gross margin over that period was 30.5%.
WDC - Gross Margin
Gross margin is calculated as gross profit divided by revenue. For the three months ending on Jun 2026, Western Digital Corporation reported a gross profit of 1.68B and revenue of 3.34B. Therefore, the gross margin over that period was 50.2%.
VOD - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Vodafone Group Plc reported an operating income of 1.13B and revenue of 21.14B, resulting in an operating margin of 5.3%.
WDC - Operating Margin
Operating margin is calculated as operating income divided by revenue. For the three months ending on Jun 2026, Western Digital Corporation reported an operating income of 1.14B and revenue of 3.34B, resulting in an operating margin of 34.0%.
VOD - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Vodafone Group Plc reported a net income of -1.24B and revenue of 21.14B, resulting in a net margin of -5.9%.
WDC - Net Margin
Net margin is calculated as net income divided by revenue. For the three months ending on Jun 2026, Western Digital Corporation reported a net income of 3.21B and revenue of 3.34B, resulting in a net margin of 96.0%.
Frequently Asked Questions
VOD and WDC have a correlation of 0.08, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
WDC has higher volatility (21.76%) compared to VOD (7.37%). In terms of maximum drawdown, VOD dropped -79.32% vs WDC's -96.20%.
WDC currently has the higher Sharpe Ratio (14.07 vs 2.39), 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.
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