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Amphenol vs Vertiv

Amphenol vs Vertiv: which one is bigger, grows faster and keeps more of each dollar of revenue?

Amphenol earns 2.3× Vertiv’s revenue

AmphenolVertivRevenue growth (1 year)51.7%27.7%Revenue growth (3-year CAGR)22.3%21.6%Gross margin36.9%36.3%Operating margin25.4%17.9%Net margin18.5%13.0%FCF margin19.0%18.5%R&D as % of revenue2.8%4.3%Stock-based compensation as % of revenue0.6%0.4%
Side by side: all values with filing links
MetricAmphenol FY2025Vertiv FY2025
Revenue$23.1B10-K · Feb 11, 2026$10.2B10-K · Feb 13, 2026
Revenue growth (1 year)51.7% derived10-K · Feb 11, 202627.7% derived10-K · Feb 13, 2026
Revenue growth (3-year CAGR)22.3% derived10-K · Feb 11, 202621.6% derived10-K · Feb 13, 2026
Gross margin36.9% derived10-K · Feb 11, 202636.3% derived10-K · Feb 13, 2026
Operating margin25.4% derived10-K · Feb 11, 202617.9% derived10-K · Feb 13, 2026
Net margin18.5% derived10-K · Feb 11, 202613.0% derived10-K · Feb 13, 2026
Free cash flow$4.4B derived10-K · Feb 11, 2026$1.9B derived10-K · Feb 13, 2026
FCF margin19.0% derived10-K · Feb 11, 202618.5% derived10-K · Feb 13, 2026
R&D as % of revenue2.8% derived10-K · Feb 11, 20264.3% derived10-K · Feb 13, 2026
Stock-based compensation as % of revenue0.6% derived10-K · Feb 11, 20260.4% derived10-K · Feb 13, 2026

Definitions: Revenue = Total revenue; Revenue growth (1 year) = Revenue FYt ÷ revenue FYt−1 − 1; Revenue growth (3-year CAGR) = (Revenue FYt ÷ revenue FYt−3)^(1/3) − 1; Gross margin = Gross profit ÷ revenue; Operating margin = Operating income ÷ revenue; Net margin = Net income ÷ revenue; Free cash flow = Operating cash flow − capital expenditures (one formula for all companies); FCF margin = Free cash flow ÷ revenue; R&D as % of revenue = Research and development expense ÷ revenue; Stock-based compensation as % of revenue = Stock-based compensation ÷ revenue.

More on each company

Amphenol

Vertiv

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