Fabrinet vs Sumitomo Electric Industries
Both are primarily Photonics & Optics companies. Sumitomo Electric Industries is larger by market cap ($46.5B vs $17.5B). Sumitomo Electric Industries reports higher tracked revenue ($32.4B vs $4.6B).
Track the chain
What moved in the semiconductor supply chain — This Week in the Chain, the free weekly wafergraph briefing.
Subscribe to the free weekly briefing →
Free · no login · 615 companies, updated weekly
Side-by-side
| Fabrinet | Sumitomo Electric Industries | |
|---|---|---|
| Market cap | $17.5B | $46.5B |
| Revenue | $4.6B (FY2026) | $32.4B (FY2026) |
| Primary segment | Photonics & Optics | Photonics & Optics |
| Market position | major | major |
| Country | Thailand | Japan |
| Tracked suppliers | 3 | 3 |
| Tracked customers | 5 | 3 |
| Chokepoint / criticality | 68/100 | 68/100 |
Market caps/revenue from the wafergraph dataset · data as of 2026-10-09. Criticality is a graph-derived chokepoint score (0–100). Coverage is partial; "Unpriced" means no reliable market cap.
How Fabrinet and Sumitomo Electric Industries compare
- Size: Sumitomo Electric Industries is the larger company by market cap.
- Revenue: Sumitomo Electric Industries reports higher tracked revenue.
- Supply-chain criticality: Both companies have the same chokepoint score (68/100).
- Footprint: Fabrinet (Thailand) vs Sumitomo Electric Industries (Japan).
Company hubs
Fabrinet · Sumitomo Electric Industries · Distribution & Misc segment
Open the interactive comparison tool →
Cite as: wafergraph, “Fabrinet vs Sumitomo Electric Industries”, https://wafergraph.com/compare/fabrinet-vs-sumitomo_electric (data as of 2026-10-09).
Frequently asked questions3
- Is Fabrinet bigger than Sumitomo Electric Industries?
- Sumitomo Electric Industries is larger by market cap ($46.5B vs $17.5B).
- What's the difference between Fabrinet and Sumitomo Electric Industries?
- Fabrinet is a major in Photonics & Optics based in Thailand; Sumitomo Electric Industries is a major in Photonics & Optics based in Japan. Both operate in the Distribution & Misc segment.
- Who are Fabrinet's and Sumitomo Electric Industries's suppliers?
- wafergraph tracks 3 suppliers for Fabrinet and 3 for Sumitomo Electric Industries.