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Keysight Technologies vs Mks: revenue, profit, margins and growth compared

Keysight Technologies brought in $5.4B of revenue in fiscal 2025, Mks $3.9B in fiscal 2025. Revenue changed by +8.0% at Keysight Technologies and +9.6% at Mks on the year before, so Mks grew faster. Keysight Technologies kept 15.8% of its revenue as net profit, Mks 7.5%. Free cash flow was $1.3B at Keysight Technologies and $497M at Mks.

Side by side, latest fiscal year

KEYSMKSI
Fiscal year endedFY2025 (October 31, 2025)FY2025 (December 31, 2025)
Revenue$5.4B$3.9B
Revenue growth+8.0%+9.6%
Net income$850M$295M
Net margin15.8%7.5%
Free cash flow$1.3B$497M
Free cash flow margin23.8%12.6%
Earnings per share (diluted)$4.91$4.37
Cash$1.9B$418M
Debt$2.5B$4.2B
Price to earnings73.859.7
Market value$61.9B$17.6B
Dividend yieldn/a0.34%
Rank by revenue in sector#118 of 451 · Industrials#144 of 451 · Industrials

Over the years

Revenue
KEYS FY2018: $3.9BKEYS FY2019: $4.3BKEYS FY2020: $4.2BKEYS FY2021: $4.9BKEYS FY2022: $5.4BKEYS FY2023: $5.5BKEYS FY2024: $5BKEYS FY2025: $5.4BMKSI FY2018: $2.1BMKSI FY2019: $1.9BMKSI FY2020: $2.3BMKSI FY2021: $3BMKSI FY2022: $3.5BMKSI FY2023: $3.6BMKSI FY2024: $3.6BMKSI FY2025: $3.9BFY18FY19FY20FY21FY22FY23FY24FY25
KEYS $5.4BMKSI $3.9B
Net income
KEYS FY2018: $165MKEYS FY2019: $621MKEYS FY2020: $627MKEYS FY2021: $894MKEYS FY2022: $1.1BKEYS FY2023: $1.1BKEYS FY2024: $614MKEYS FY2025: $850MMKSI FY2018: $392.9MMKSI FY2019: $140.4MMKSI FY2020: $350MMKSI FY2021: $551MMKSI FY2022: $333MMKSI FY2023: -$1.8BMKSI FY2024: $190MMKSI FY2025: $295MFY18FY19FY20FY21FY22FY23FY24FY25
KEYS $850MMKSI $295M
Net margin
KEYS FY2018: 4.3%KEYS FY2019: 14.4%KEYS FY2020: 14.9%KEYS FY2021: 18.1%KEYS FY2022: 20.7%KEYS FY2023: 19.3%KEYS FY2024: 12.3%KEYS FY2025: 15.8%MKSI FY2018: 18.9%MKSI FY2019: 7.4%MKSI FY2020: 15.0%MKSI FY2021: 18.7%MKSI FY2022: 9.4%MKSI FY2023: -50.8%MKSI FY2024: 5.3%MKSI FY2025: 7.5%FY18FY19FY20FY21FY22FY23FY24FY25
KEYS 15.8%MKSI 7.5%
Revenue growth
KEYS FY2019: +11.0%KEYS FY2020: -1.9%KEYS FY2021: +17.1%KEYS FY2022: +9.7%KEYS FY2023: +0.8%KEYS FY2024: -8.9%KEYS FY2025: +8.0%MKSI FY2019: -8.4%MKSI FY2020: +22.6%MKSI FY2021: +26.6%MKSI FY2022: +20.2%MKSI FY2023: +2.1%MKSI FY2024: -1.0%MKSI FY2025: +9.6%FY19FY20FY21FY22FY23FY24FY25
KEYS +8.0%MKSI +9.6%
Free cash flow
KEYS FY2018: $423MKEYS FY2019: $878MKEYS FY2020: $899MKEYS FY2021: $1.1BKEYS FY2022: $959MKEYS FY2023: $1.2BKEYS FY2024: $898MKEYS FY2025: $1.3BMKSI FY2018: $350.9MMKSI FY2019: $180.6MMKSI FY2020: $428MMKSI FY2021: $553MMKSI FY2022: $365MMKSI FY2023: $232MMKSI FY2024: $410MMKSI FY2025: $497MFY18FY19FY20FY21FY22FY23FY24FY25
KEYS $1.3BMKSI $497M

Fiscal years as each company reports them; the two may end in different months.

Questions about Keysight Technologies and Mks

Which is bigger by revenue, Keysight Technologies or Mks?

Keysight Technologies is bigger by revenue: $5.4B in fiscal 2025, against $3.9B for Mks in fiscal 2025.

Which keeps more of its revenue as profit, Keysight Technologies or Mks?

Keysight Technologies had a net margin of 15.8% in fiscal 2025; Mks had 7.5% in fiscal 2025.

Which grew revenue faster, Keysight Technologies or Mks?

In their latest fiscal years revenue changed by +8.0% at Keysight Technologies and +9.6% at Mks.

Where do these numbers come from?

From the annual reports each company files with the SEC (10-K, or 20-F and 40-F for foreign companies), read from their XBRL data. Margins and growth are simple arithmetic on those figures. Nothing here is a recommendation.

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