Ciena vs POET Technologies
Ciena's primary segment is Networking & Systems; POET Technologies's is Photonics & Optics. Ciena is larger by market cap ($60.4B vs $1.2B). Ciena reports higher tracked revenue ($4.8B vs $1M).
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Side-by-side
| Ciena | POET Technologies | |
|---|---|---|
| Market cap | $60.4B | $1.2B |
| Revenue | $4.8B (FY2025) | $1M (FY2025) |
| Primary segment | Networking & Systems | Photonics & Optics |
| Market position | major | niche |
| Country | United States | Canada |
| Tracked suppliers | 4 | 3 |
| Tracked customers | 3 | 3 |
| Chokepoint / criticality | 68/100 | 50/100 |
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 Ciena and POET Technologies compare
- Size: Ciena is the larger company by market cap.
- Revenue: Ciena reports higher tracked revenue.
- Supply-chain criticality: Ciena has the higher chokepoint score (68/100 vs 50/100).
- Footprint: Ciena (United States) vs POET Technologies (Canada).
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Cite as: wafergraph, “Ciena vs POET Technologies”, https://wafergraph.com/compare/ciena-vs-poet (data as of 2026-10-09).
Frequently asked questions3
- Is Ciena bigger than POET Technologies?
- Ciena is larger by market cap ($60.4B vs $1.2B).
- What's the difference between Ciena and POET Technologies?
- Ciena is a major in Networking & Systems based in United States; POET Technologies is a niche in Photonics & Optics based in Canada. Both operate in the Distribution & Misc segment.
- Who are Ciena's and POET Technologies's suppliers?
- wafergraph tracks 4 suppliers for Ciena and 3 for POET Technologies.