Is CIEN or KEYS cheaper?

On trailing earnings, KEYS is cheaper: CIEN trades at a 154.50 P/E and KEYS at 57.87.

Which has grown faster, CIEN or KEYS?

Over the past five years, CIEN grew revenue faster — CIEN at a 10.39% CAGR versus KEYS at 5.62%.

Is CIEN or KEYS more profitable?

KEYS runs the higher net margin — CIEN at 7.87% versus KEYS at 17.25%.

Which has been the better investment, CIEN or KEYS?

Over the past 10-year, CIEN delivered the higher annualized total return — CIEN at 37.56% versus KEYS at 28.05%. Past performance doesn't predict future results.

Ciena Corporation (CIEN) vs Keysight Technologies, Inc. (KEYS)

KEYS leads on 13 of 16 compared metrics.

A side-by-side comparison of Ciena Corporation and Keysight Technologies, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 25, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Keysight Technologies, Inc.

$60.04B

$351.30Technology

Total return — CIEN vs KEYS

growth of $100 · last 12y

CIEN +2963.5%KEYS +1143.5%CIEN compounded faster

CIEN KEYS

CIEN vs KEYS: by the numbers

•CIEN is the larger company ($65.61B vs $60.04B market cap).
•KEYS trades at the lower earnings multiple (57.87 vs 154.50 P/E).
•KEYS converts more revenue to profit (17.25% vs 7.87% net margin).
•CIEN grew revenue faster over the past five years (10.39% vs 5.62% CAGR).

Which is better, CIEN or KEYS?

Metric tally: CIEN 3 · KEYS 13

It depends on what you're optimizing for:

ValueKEYS(lower P/E)

GrowthCIEN(faster 5Y revenue CAGR)

QualityKEYS(higher ROIC)

Metrics side by side

Valuation

Metric	CIEN	KEYS
P/E ratio	154.50	57.87●
Forward P/E	71.00	34.52●
P/S ratio	12.18	9.98●
P/B ratio	23.45	9.60●
PEG ratio	4.37	0.96●
EV / EBITDA	93.54	42.45●
FCF yield	1.23%	2.38%●

Profitability

Metric	CIEN	KEYS
Gross margin	43.05%	63.67%●
Operating margin	11.18%	18.17%●
Net margin	7.87%	17.25%●
ROE	15.15%	16.59%●
ROIC	5.35%	8.02%●

Growth (annualized)

Metric	CIEN	KEYS
Revenue CAGR (5Y)	10.39%●	5.62%
EPS CAGR (5Y)	-17.95%	7.90%●
FCF CAGR (5Y)	11.11%●	5.73%
Total return CAGR (5Y)	51.73%●	18.14%

Frequently asked

Which is better, CIEN or KEYS?: It depends on your goal. value: KEYS (lower P/E); growth: CIEN (faster 5Y revenue CAGR); quality: KEYS (higher ROIC). Across all compared metrics, KEYS leads 13 to 3.
Is CIEN or KEYS cheaper?: On trailing earnings, KEYS is cheaper: CIEN trades at a 154.50 P/E and KEYS at 57.87.
Which has grown faster, CIEN or KEYS?: Over the past five years, CIEN grew revenue faster — CIEN at a 10.39% CAGR versus KEYS at 5.62%.
Is CIEN or KEYS more profitable?: KEYS runs the higher net margin — CIEN at 7.87% versus KEYS at 17.25%.
Which has been the better investment, CIEN or KEYS?: Over the past 10-year, CIEN delivered the higher annualized total return — CIEN at 37.56% versus KEYS at 28.05%. Past performance doesn't predict future results.

Go deeper

Full CIEN analysis Full KEYS analysis Interactive comparison tool

Dig into the metrics

Ciena P/E ratio Keysight Technologies P/E ratio Ciena dividend yield Keysight Technologies dividend yield Ciena ROE Keysight Technologies ROE Ciena operating margin Keysight Technologies operating margin Ciena revenue growth Keysight Technologies revenue growth Ciena free cash flow Keysight Technologies free cash flow

Ciena & Keysight Technologies appear in these rankings

Best 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 June 25, 2026.