Is CIEN or COHR cheaper?

On trailing earnings, CIEN is cheaper: CIEN trades at a 130.32 P/E and COHR at 135.11.

Which has grown faster, CIEN or COHR?

Over the past five years, COHR grew revenue faster — CIEN at a 10.39% CAGR versus COHR at 16.75%.

Is CIEN or COHR more profitable?

CIEN runs the higher net margin — CIEN at 7.87% versus COHR at 7.10%.

How have CIEN and COHR total returns compared?

Over the past 10-year, CIEN delivered 34.55% and COHR delivered 30.46% 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 July 27, 2026. . Differences are shown without an overall score or investment verdict.

CIEN

Ciena Corporation

$55.34B

$390.96TechnologyAt close: Jul 24, 2026, 4:00 PM ET

COHR

Coherent, Inc.

$55.25B

$282.39TechnologyAt close: Jul 24, 2026, 4:00 PM ET

Total return — CIEN vs COHR

growth of $100 · dividends reinvested · last 29y

CIEN +201.9%COHR +7925.9%COHR compounded faster

Log scale — wide-divergence pair

CIEN COHR

CIEN vs COHR: by the numbers

•CIEN is the larger company ($55.34B vs $55.25B market cap).
•CIEN trades at the lower earnings multiple (130.32 vs 135.11 P/E).
•CIEN converts more revenue to profit (7.87% vs 7.10% net margin).
•COHR grew revenue faster over the past five years (16.75% vs 10.39% CAGR).

Metrics side by side

Valuation

Metric	CIEN	COHR
P/E ratio	130.32	135.11
Forward P/E	59.84	51.75
P/S ratio	10.27	6.65
P/B ratio	19.78	4.11
PEG ratio	4.37	2.39
EV / EBITDA	71.57	41.33
FCF yield	1.46%	N/A

Profitability

Metric	CIEN	COHR
Gross margin	43.05%	36.99%
Operating margin	11.18%	10.28%
Net margin	7.87%	7.10%
ROE	15.15%	4.39%
ROIC	5.35%	1.31%

Growth (annualized)

Metric	CIEN	COHR
Revenue CAGR (5Y)	10.39%	16.75%
EPS CAGR (5Y)	-17.95%	0.65%
FCF CAGR (5Y)	11.11%	3.74%
Total return CAGR (5Y)	47.37%	31.64%

Frequently asked

Is CIEN or COHR cheaper?: On trailing earnings, CIEN is cheaper: CIEN trades at a 130.32 P/E and COHR at 135.11.
Which has grown faster, CIEN or COHR?: Over the past five years, COHR grew revenue faster — CIEN at a 10.39% CAGR versus COHR at 16.75%.
Is CIEN or COHR more profitable?: CIEN runs the higher net margin — CIEN at 7.87% versus COHR at 7.10%.
How have CIEN and COHR total returns compared?: Over the past 10-year, CIEN delivered 34.55% and COHR delivered 30.46% 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 dividend yield Coherent dividend yield 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 July 27, 2026.