Which has grown faster, KEYS or LITE?

Over the past five years, LITE grew revenue faster — KEYS at a 4.95% CAGR versus LITE at 11.33%.

Is KEYS or LITE more profitable?

KEYS runs the higher net margin — KEYS at 26.52% versus LITE at -230.10%.

How have KEYS and LITE total returns compared?

Over the past 10 years, KEYS delivered 26.61% and LITE delivered 37.37% annualized total return. Past performance doesn't predict future results.

Keysight Technologies, Inc. (KEYS) vs Lumentum Holdings Inc. (LITE)

A side-by-side comparison of Keysight Technologies, Inc. and Lumentum Holdings Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 20, 2026. Differences are shown without an overall score or investment verdict.

KEYS

Keysight Technologies, Inc.

$54.59B

$319.45TechnologyAt close: Aug 19, 2026, 4:00 PM ET

LITE

Lumentum Holdings Inc.

$64.39B

$827.60TechnologyAt close: Aug 19, 2026, 4:00 PM ET

Total return — KEYS vs LITE

growth of $100 · dividends reinvested · last 10y

KEYS +958.1% (+26.6%/yr)LITE +2486.3% (+38.4%/yr)LITE compounded faster over this window

KEYS LITE

KEYS vs LITE: by the numbers

•LITE is the larger company ($64.39B vs $54.59B market cap).
•KEYS is profitable (26.52% net margin) while LITE runs a net loss (-230.10%).
•LITE grew revenue faster over the past five years (11.33% vs 4.95% CAGR).

Metrics side by side

Valuation

Metric	KEYS	LITE
P/E ratio	44.00	N/A
Forward P/E	31.41	100.62
P/S ratio	11.67	20.48
P/B ratio	8.41	13.29
EV / EBITDA	59.01	85.45
FCF yield	2.83%	0.89%

Profitability

Metric	KEYS	LITE
Gross margin	64.23%	41.67%
Operating margin	18.41%	17.41%
Net margin	26.52%	-230.10%
ROE	19.11%	-149.34%
ROIC	8.30%	8.17%

Growth (annualized)

Metric	KEYS	LITE
Revenue CAGR (5Y)	4.95%	11.33%
EPS CAGR (5Y)	7.90%	-26.64%
FCF CAGR (5Y)	6.17%	3.15%
Total return CAGR (5Y)	13.90%	57.67%

Frequently asked

Which has grown faster, KEYS or LITE?: Over the past five years, LITE grew revenue faster — KEYS at a 4.95% CAGR versus LITE at 11.33%.
Is KEYS or LITE more profitable?: KEYS runs the higher net margin — KEYS at 26.52% versus LITE at -230.10%.
How have KEYS and LITE total returns compared?: Over the past 10 years, KEYS delivered 26.61% and LITE delivered 37.37% annualized total return. Past performance doesn't predict future results.

Go deeper

Full KEYS analysis Full LITE analysis Interactive comparison tool

Dig into the metrics

Keysight Technologies P/E ratio Keysight Technologies ROE Lumentum ROE Keysight Technologies operating margin Lumentum operating margin Keysight Technologies revenue growth Lumentum revenue growth Keysight Technologies free cash flow Lumentum free cash flow

Keysight Technologies & Lumentum appear in these rankings

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 August 20, 2026.