CIEN vs CSCO
Ciena and Cisco, both Technology
Cisco is the larger company at $471B against $61B. On trailing earnings CSCO is the cheaper of the two at a P/E of 37.4 against 134.6, a gap that is only a bargain if the two are growing at similar rates. Over the past year CIEN returned +328% against +65% for CSCO. Ryufin's sector-relative Smart Score puts CSCO ahead, 8/10 against 5/10.
| Figure | CIEN | CSCO |
|---|---|---|
| Last close | $404 | $112 |
| Market cap | $61B | $471B |
| Trailing P/Elower is cheaper for the same earnings, not automatically better | 134.6 | 37.4 |
| Dividend yield | n/a | 1.4% |
| 1-year return | +328% | +65% |
| 5-year return | +595% | +133% |
| Ryufin Smart Scoresector-relative, 1–10 | 5/10 | 8/10 |
Figures from SEC filings and end-of-day closes. Highlighting marks the higher or lower number, which is not the same as the better investment, a low P/E can be a warning and a high one can be deserved.
Ciena
Revenue of $1.6B in Q2 2026, net income $218M. Its largest reported line is Optical Networking, 72% of the disclosed total.
Cisco
Revenue of $16B in Q3 2026, net income $3.4B. Its largest reported line is Subscription Revenue Product, 30% of the disclosed total.
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