The short version

From the latest prices and each company's SEC filings. Who's ahead on each measure, not which to buy.

  • Arista Networks is the larger company, worth $277.8B, about 1.7 times Seagate Technology.
  • Seagate Technology grew revenue faster over the last year (+48.5% vs +37.7%).
  • Arista Networks keeps more of each dollar of revenue as operating profit (43.1% vs 33.6%).
  • On earnings, Seagate Technology is the cheaper stock (68.5x vs 75.8x).
  • Arista Networks's price assumes faster free cash flow growth: about 21% a year, against 18% for Seagate Technology (reverse DCF).

Side by side

The stronger figure is shaded where higher (or, for valuation multiples, lower) reads as better. How the implied growth works.

MeasureANETSTX
Market cap$277.8B$161.3B
Share price$216.74$783.00
Revenue (last fiscal year)$9.0B$12.2B
Free cash flow (last fiscal year)$4.3B$3.1B
Revenue growth, last year+37.7%+48.5%
Revenue growth per year, last 5 fiscal years+32.2%+1.1%
Operating margin43.1%33.6%
Net margin38.4%26.1%
Return on equity27.3%146.9%
P/E (trailing)75.8x68.5x
Price / free cash flow65.3x197.2x
EV / EBITDA51.9x37.7x
FCF growth the price implies20.6%17.5%
Dividend yield—0.42%
Debt / equity0.60x3.60x
Fundamental gradeBB
Superinvestors holding it80
Insider purchases, last 12 months20

Results from SEC filings

Revenue and free cash flow by fiscal year, from each company's 10-K filings.

Arista Networks

YearRevenueFree cash flowOp. margin
2021$2.9B$951M31.4%
2022$4.4B$448M34.9%
2023$5.9B$2.0B38.5%
2024$7.0B$3.7B42.0%
2025$9.0B$4.3B42.8%

Seagate Technology

YearRevenueFree cash flowOp. margin
2022$11.7B$1.3B16.8%
2023$7.4B$626M-4.6%
2024$6.6B$664M6.9%
2025$9.1B$818M20.8%
2026$12.2B$3.1B33.6%

Where the revenue comes from

Arista Networks · by products, 2025

Product$7.6B84%
Service$1.4B16%

Seagate Technology · by regions, 2026

United States$6.1B50%
Singapore$4.9B40%
The Netherlands$1.2B10%
Other$4M0%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
Open ANET in Investingly

Questions

Which is bigger, Arista Networks or Seagate Technology?

Arista Networks (ANET), at $277.8B against $161.3B.

Is ANET or STX cheaper?

By trailing P/E, Seagate Technology (68.5x) is cheaper than Arista Networks (75.8x). A lower multiple can also mean the market expects less growth.

Which grows faster, ANET or STX?

Seagate Technology: revenue grew +48.5% over the last year, against +37.7%.

Prices and ratios as of the last daily update; statements from SEC filings. Information only, not investment advice.