Which has the lower trailing P/E, CIEN or COHR?

COHR has the lower trailing P/E: CIEN trades at 80.05 and COHR at 70.71. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, CIEN or COHR?

Over the past five years, COHR grew revenue faster — CIEN at a 12.05% CAGR versus COHR at 18.04%.

Is CIEN or COHR more profitable?

COHR runs the higher net margin — CIEN at 10.87% versus COHR at 11.31%.

How have CIEN and COHR total returns compared?

Over the past 10 years, CIEN delivered 32.05% and COHR delivered 30.35% annualized total return. Past performance doesn't predict future results.

Ciena Corporation (CIEN) vs Coherent, Inc. (COHR)

A side-by-side comparison of Ciena Corporation and Coherent, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of September 13, 2026. Differences are shown without an overall score or investment verdict.

CIEN

Ciena Corporation

$50.76B

$358.61TechnologyDelayed quote: Sep 24, 2026, 3:59 PM EDT

COHR

Coherent, Inc.

$56.85B

$290.61TechnologyDelayed quote: Sep 24, 2026, 4:00 PM EDT

Total return — CIEN vs COHR

growth of $100 · dividends reinvested · last 10y

CIEN +1528.8% (+32.2%/yr)COHR +1248.2% (+29.7%/yr)CIEN compounded faster over this window

CIEN COHR

CIEN vs COHR: by the numbers

•COHR is the larger company ($56.85B vs $50.76B market cap).
•COHR trades at the lower trailing earnings multiple (70.71 vs 80.05 P/E), one valuation lens rather than an overall verdict.
•COHR converts more revenue to profit (11.31% vs 10.87% net margin).
•COHR grew revenue faster over the past five years (18.04% vs 12.05% CAGR).

Metrics side by side

Valuation

Metric	CIEN	COHR
P/E ratio	80.05	70.71
Forward P/E	49.98	30.78
P/S ratio	8.43	7.99
P/B ratio	16.61	5.21
EV / EBITDA	46.43	43.17
FCF yield	1.42%	N/A

Profitability

Metric	CIEN	COHR
Gross margin	44.07%	37.50%
Operating margin	14.10%	11.96%
Net margin	10.87%	11.31%
ROE	21.41%	7.38%
ROIC	11.56%	5.11%

Growth (annualized)

Metric	CIEN	COHR
Revenue CAGR (5Y)	12.05%	18.04%
EPS CAGR (5Y)	-17.95%	11.66%
FCF CAGR (5Y)	13.27%	-24.88%
Total return CAGR (5Y)	45.31%	37.79%

Frequently asked

Which has the lower trailing P/E, CIEN or COHR?: COHR has the lower trailing P/E: CIEN trades at 80.05 and COHR at 70.71. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, CIEN or COHR?: Over the past five years, COHR grew revenue faster — CIEN at a 12.05% CAGR versus COHR at 18.04%.
Is CIEN or COHR more profitable?: COHR runs the higher net margin — CIEN at 10.87% versus COHR at 11.31%.
How have CIEN and COHR total returns compared?: Over the past 10 years, CIEN delivered 32.05% and COHR delivered 30.35% annualized total return. Past performance doesn't predict future results.

Go deeper

Full CIEN analysis Full COHR analysis Interactive comparison tool

Dig into the metrics

Ciena P/E ratio Coherent P/E ratio Ciena ROE Coherent ROE Ciena operating margin Coherent operating margin Ciena revenue growth Coherent revenue growth Ciena free cash flow Coherent free cash flow

Ciena & Coherent appear in these rankings

Fastest Revenue Growth Stocks Highest 10-Year Total Return Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified September 13, 2026.