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

TWLO has the lower trailing P/E: CIEN trades at 80.47 and TWLO at 40.70. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, CIEN or TWLO?

Over the past five years, TWLO grew revenue faster — CIEN at a 12.05% CAGR versus TWLO at 19.84%.

Is CIEN or TWLO more profitable?

TWLO runs the higher net margin — CIEN at 10.87% versus TWLO at 20.62%.

How have CIEN and TWLO total returns compared?

Over the past 10 years, CIEN delivered 32.05% and TWLO delivered 15.03% annualized total return. Past performance doesn't predict future results.

Ciena Corporation (CIEN) vs Twilio Inc. (TWLO)

A side-by-side comparison of Ciena Corporation and Twilio 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

$51.03B

$360.51TechnologyDelayed quote: Sep 23, 2026, 10:45 AM EDT

TWLO

Twilio Inc.

$44.35B

$292.21TechnologyDelayed quote: Sep 23, 2026, 10:45 AM EDT

Total return — CIEN vs TWLO

growth of $100 · dividends reinvested · last 10y

CIEN +1438.7% (+31.4%/yr)TWLO +305.7% (+15.0%/yr)CIEN compounded faster over this window

CIEN TWLO

CIEN vs TWLO: by the numbers

•CIEN is the larger company ($51.03B vs $44.35B market cap).
•TWLO trades at the lower trailing earnings multiple (40.70 vs 80.47 P/E), one valuation lens rather than an overall verdict.
•TWLO converts more revenue to profit (20.62% vs 10.87% net margin).
•TWLO grew revenue faster over the past five years (19.84% vs 12.05% CAGR).

Metrics side by side

Valuation

Metric	CIEN	TWLO
P/E ratio	80.47	40.70
Forward P/E	50.25	49.30
P/S ratio	8.48	7.96
P/B ratio	16.69	4.94
EV / EBITDA	46.69	89.06
FCF yield	1.41%	2.28%

Profitability

Metric	CIEN	TWLO
Gross margin	44.07%	48.54%
Operating margin	14.10%	5.51%
Net margin	10.87%	20.62%
ROE	21.41%	12.80%
ROIC	11.56%	3.06%

Growth (annualized)

Metric	CIEN	TWLO
Revenue CAGR (5Y)	12.05%	19.84%
EPS CAGR (5Y)	-17.95%	N/A
FCF CAGR (5Y)	13.27%	N/A
Total return CAGR (5Y)	45.31%	-8.42%

Frequently asked

Which has the lower trailing P/E, CIEN or TWLO?: TWLO has the lower trailing P/E: CIEN trades at 80.47 and TWLO at 40.70. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, CIEN or TWLO?: Over the past five years, TWLO grew revenue faster — CIEN at a 12.05% CAGR versus TWLO at 19.84%.
Is CIEN or TWLO more profitable?: TWLO runs the higher net margin — CIEN at 10.87% versus TWLO at 20.62%.
How have CIEN and TWLO total returns compared?: Over the past 10 years, CIEN delivered 32.05% and TWLO delivered 15.03% annualized total return. Past performance doesn't predict future results.

Go deeper

Full CIEN analysis Full TWLO analysis Interactive comparison tool

Dig into the metrics

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

Ciena & Twilio 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.