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 2.2× larger than Equinix by market cap; Amphenol trades at the lower P/E (41.6 vs 64.4); year to date, Equinix leads (+34.7% vs +31.2%).
Side by side
| APH | EQIX | |
|---|---|---|
| Market cap | $214B | $98.7B |
| Price | $85.32 | $1,011.16 |
| Today | −2.5% | −2.0% |
| Return YTD | +31.2% | +34.7% |
| Return 1Y | +43.6% | +31.1% |
| Since June 26, 2026 | +4.2% | −7.3% |
| P/E | 41.6 | 64.4 |
| P/S | 7.4 | 10.1 |
| P/B | 13.8 | 6.9 |
Data as of 2026-10-08 · updates daily after U.S. close
Since June 26, 2026: the change in the closing price, from the daily closes Sectivia records itself since that date.
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.