HOYA vs Samsung Electro-Mechanics

Samsung Electro-Mechanics is larger by market cap ($78.3B vs $51.7B). Samsung Electro-Mechanics reports higher tracked revenue ($8.3B vs $5.9B). HOYA's primary segment is Photomasks & Mask Blanks; Samsung Electro-Mechanics's is Substrates.

Shared segment: Materials.

Side-by-side

HOYASamsung Electro-Mechanics
Market cap$51.7B$78.3B
Revenue$5.9B (FY2026)$8.3B (FY2025)
Primary segmentPhotomasks & Mask BlanksSubstrates
Market positionleadermajor
CountryJapanSouth Korea
Tracked suppliers01
Tracked customers79
Chokepoint / criticality81/10068/100

Market caps/revenue from the wafergraph dataset · data as of 2026-09-05. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.

How HOYA and Samsung Electro-Mechanics compare

  • Size: Samsung Electro-Mechanics is the larger company by market cap.
  • Revenue: Samsung Electro-Mechanics reports higher tracked revenue.
  • Supply-chain criticality: HOYA has the higher chokepoint score (81/100 vs 68/100).
  • Footprint: HOYA (Japan) vs Samsung Electro-Mechanics (South Korea).

Company hubs

HOYA · Samsung Electro-Mechanics · Materials segment

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Cite as: wafergraph, “HOYA vs Samsung Electro-Mechanics”, https://wafergraph.com/compare/hoya-vs-semco (data as of 2026-09-05).