Amphenolvs.Equinix
APH vs EQIX · both in Data centers, part of the AI & digital infrastructure value chain: Servers, networking, optics and data center capacity that tie AI infrastructure together.
Amphenol is about 2.0× larger than Equinix by market cap; Amphenol trades at the lower P/E (40.4 vs 69.1); year to date, Equinix leads (+37.7% vs +15.1%).
Side by side
| APH | EQIX | |
|---|---|---|
| Market cap | $208B | $106B |
| Price | $158.78 | $1,073.44 |
| Today | +2.1% | +1.7% |
| Return YTD | +15.1% | +37.7% |
| Return 1Y | +42.2% | +34.2% |
| P/E | 40.4 | 69.1 |
| P/S | 7.2 | 10.8 |
| P/B | 13.4 | 7.4 |
Data as of 2026-08-26 · updates daily after U.S. close
The two companies
AmphenolAPH
Interconnect hardware: connectors and cable, plus a sensor business. The high-speed parts end up in AI servers and data center gear.
Full APH profile →EquinixEQIX
Carrier-neutral by design. Equinix rents floor space and power, then sells the interconnection between whoever is in the building. xScale covers the hyperscale-sized halls.
Full EQIX profile →More APH & EQIX comparisons
Other head-to-heads in the Data centers segment.
See where APH and EQIX sit in the full AI & digital infrastructure map: every segment from suppliers to end markets.Open the AI value chain →