Is Western Digital a Better Buy Than Seagate Technology?

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Trefis
STX: Seagate Technology logo
STX
Seagate Technology

Seagate Technology fell -13% during the past Week. You may be tempted to buy more, or may want to reduce your exposure. But there is an entirely different perspective you might be missing. Is there a better alternative? Turns out, its peer Western Digital gives you more. Western Digital (WDC) stock offers superior revenue growth across key periods, better profitability, and relatively lower valuation vs Seagate Technology (STX) stock, suggesting you may be better off investing in WDC

  • WDC’s quarterly revenue growth was 25.2%, vs. STX’s 21.5%.
  • In addition, its Last 12 Months revenue growth came in at 28.1%, ahead of STX’s 25.2%.
  • WDC’s LTM margin is higher: 27.9% vs. STX’s 25.6%.

These differences become even clearer when you look at the financials side by side. The table highlights how STX’s fundamentals stack up against those of WDC on growth, margins, momentum, and valuation multiples.

Trefis: STX Stock Insights

Valuation & Performance Overview

  STX WDC Preferred
     
Valuation      
P/EBIT Ratio 29.6 27.9 WDC
     
Revenue Growth      
Last Quarter 21.5% 25.2% WDC
Last 12 Months 25.2% 28.1% WDC
Last 3 Year Average 6.2% 7.5% WDC
     
Operating Margins      
Last 12 Months 25.6% 27.9% WDC
Last 3 Year Average 14.1% 7.6% STX
     
Momentum      
Last 3 Year Return 509.3% 771.9% STX

Note: For “Last 3 Year Return” metric, preferred stock is one with higher returns unless the returns are too high (>300%) which creates risk of sell off.
See more revenue details: STX Revenue Comparison | WDC Revenue Comparison
See more margin details: STX Operating Income Comparison | WDC Operating Income Comparison

Relevant Articles
  1. Stress Testing STX: Historical Drawdowns and Macro Risks
  2. Stress Testing STX: Historical Drawdowns and Macro Risks
  3. How Low Can STX Really Go In A Market Crash?
  4. How Low Can STX Really Go In A Market Crash?
  5. How Seagate Technology Stock Gained 310%
  6. This Strategy Pays You 12% While Lining Up STX at Bargain Prices

See detailed fundamentals on Buy or Sell WDC Stock and Buy or Sell STX Stock. Below we compare market return and related metrics across years.

Historical Market Performance

  2021 2022 2023 2024 2025 2026 Total [1] Avg Best
Returns
STX Return 88% -51% 69% 4% 225% 33% 596%   <===
WDC Return 18% -52% 66% 14% 288% 50% 528%    
S&P 500 Return 27% -19% 24% 23% 16% -0% 82%    
Monthly Win Rates [3]
STX Win Rate 67% 33% 75% 58% 83% 67%   64% <===
WDC Win Rate 50% 42% 58% 67% 92% 67%   62%  
S&P 500 Win Rate 75% 42% 67% 75% 67% 33%   60%  
Max Drawdowns [4]
STX Max Drawdown -6% -56% -1% -6% -22% 0%   -15%  
WDC Max Drawdown -11% -54% -0% -6% -32% 0%   -17%  
S&P 500 Max Drawdown -1% -25% -1% -2% -15% -1%   -7% <===

[1] Cumulative total returns since the beginning of 2021
[2] 2026 data is for the year up to 3/6/2026 (YTD)
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year

No matter how good the numbers, stock investment is never a smooth ride. There is a risk you must factor in. Read WDC Dip Buyer Analyses and STX Dip Buyer Analyses to see how these stocks have fallen and recovered in the past.

Still not sure about STX or WDC? Consider portfolio approach.

Portfolios Over Individual Stock Picks

Single stocks swing wildly but staying invested matters. A well built portfolio helps you stay invested, captures upside and softens the blows from individual stocks.

The Trefis High Quality (HQ) Portfolio, with a collection of 30 stocks, has a track record of comfortably outperforming its benchmark that includes all 3 – the S&P 500, S&P mid-cap, and Russell 2000 indices. Why is that? HQ Portfolio has posted more than 105% in cumulative return since inception, with less risk versus the benchmark index, as evident in HQ Portfolio performance metrics.