The short version

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

  • Thermo Fisher Scientific is the larger company, worth $245.5B, about 5.1 times Agilent Technologies.
  • Thermo Fisher Scientific grew revenue faster over the last year (+10.5% vs +8.1%).
  • Agilent Technologies keeps more of each dollar of revenue as operating profit (22.2% vs 17.6%).
  • On earnings, Thermo Fisher Scientific is the cheaper stock (36.3x vs 37.2x).
  • Agilent Technologies's price assumes faster free cash flow growth: about 15% a year, against 14% for Thermo Fisher Scientific (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.

MeasureATMO
Market cap$47.8B$245.5B
Share price$170.54$658.02
Revenue (last fiscal year)$6.9B$44.6B
Free cash flow (last fiscal year)$1.2B$6.3B
Revenue growth, last year+8.1%+10.5%
Revenue growth per year, last 5 fiscal years+2.4%+3.2%
Operating margin22.2%17.6%
Net margin19.5%15.0%
Return on equity19.6%13.2%
P/E (trailing)37.2x36.3x
Price / free cash flow41.4x39.0x
EV / EBITDA24.8x23.7x
FCF growth the price implies14.5%13.7%
Dividend yield0.58%0.27%
Debt / equity0.90x1.15x
Fundamental gradeCC
Superinvestors holding it716
Insider purchases, last 12 months28

Results from SEC filings

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

Agilent Technologies

YearRevenueFree cash flowOp. margin
2021$6.3B$1.3B21.3%
2022$6.8B$1.0B23.6%
2023$6.8B$1.5B19.8%
2024$6.5B$1.4B22.9%
2025$6.9B$1.2B21.3%

Thermo Fisher Scientific

YearRevenueFree cash flowOp. margin
2021$39.2B$6.8B25.6%
2022$44.9B$6.9B18.7%
2023$42.9B$6.9B16.0%
2024$42.9B$7.3B17.1%
2025$44.6B$6.3B17.4%

Where the revenue comes from

Agilent Technologies · by segments, 2025

Agilent CrossLab$2.9B42%
Life Sciences and Diagnostics Markets$2.7B39%
Applied Markets$1.3B19%

Thermo Fisher Scientific · by segments, 2025

Laboratory Products and Biopharma Services$23.8B53%
Life Sciences Solutions$8.8B20%
Analytical Instruments$7.4B17%
Specialty Diagnostics$4.6B10%
Compare them in fullFifteen years of statements, quarterly results, DCF and IRR models, and any number of peers side by side.
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Questions

Which is bigger, Agilent Technologies or Thermo Fisher Scientific?

Thermo Fisher Scientific (TMO), at $245.5B against $47.8B.

Is A or TMO cheaper?

By trailing P/E, Thermo Fisher Scientific (36.3x) is cheaper than Agilent Technologies (37.2x). A lower multiple can also mean the market expects less growth.

Which grows faster, A or TMO?

Thermo Fisher Scientific: revenue grew +10.5% over the last year, against +8.1%.

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