Is KEYS or LITE cheaper?

On trailing earnings, KEYS is cheaper: KEYS trades at a 57.87 P/E and LITE at 155.92.

Which has grown faster, KEYS or LITE?

Over the past five years, LITE grew revenue faster — KEYS at a 5.62% CAGR versus LITE at 7.50%.

Is KEYS or LITE more profitable?

LITE runs the higher net margin — KEYS at 17.25% versus LITE at 17.68%.

Which has been the better investment, KEYS or LITE?

Over the past 10-year, LITE delivered the higher annualized total return — KEYS at 28.05% versus LITE at 42.61%. Past performance doesn't predict future results.

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

KEYS leads on 12 of 15 compared metrics.

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 June 24, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

KEYS

Keysight Technologies, Inc.

$60.04B

$351.30Technology

LITE

Lumentum Holdings Inc.

$65.55B

$842.53Technology

Total return — KEYS vs LITE

growth of $100 · last 11y

KEYS +1059.4%LITE +4856.1%LITE compounded faster

KEYS LITE

KEYS vs LITE: by the numbers

•LITE is the larger company ($65.55B vs $60.04B market cap).
•KEYS trades at the lower earnings multiple (57.87 vs 155.92 P/E).
•LITE converts more revenue to profit (17.68% vs 17.25% net margin).
•LITE grew revenue faster over the past five years (7.50% vs 5.62% CAGR).

Which is better, KEYS or LITE?

Metric tally: KEYS 12 · LITE 3

It depends on what you're optimizing for:

ValueKEYS(lower P/E)

GrowthLITE(faster 5Y revenue CAGR)

QualityKEYS(higher ROIC)

Metrics side by side

Valuation

Metric	KEYS	LITE
P/E ratio	57.87●	155.92
Forward P/E	34.52●	102.75
P/S ratio	9.98●	32.57
P/B ratio	9.60●	27.26
PEG ratio	0.96	—
EV / EBITDA	42.45●	148.04
FCF yield	2.38%●	0.34%

Profitability

Metric	KEYS	LITE
Gross margin	63.67%●	37.71%
Operating margin	18.17%●	9.53%
Net margin	17.25%	17.68%●
ROE	16.59%●	14.79%
ROIC	8.02%●	0.70%

Growth (annualized)

Metric	KEYS	LITE
Revenue CAGR (5Y)	5.62%	7.50%●
EPS CAGR (5Y)	7.90%●	-26.64%
FCF CAGR (5Y)	5.73%●	-7.72%
Total return CAGR (5Y)	18.14%	58.98%●

Frequently asked

Which is better, KEYS or LITE?: It depends on your goal. value: KEYS (lower P/E); growth: LITE (faster 5Y revenue CAGR); quality: KEYS (higher ROIC). Across all compared metrics, KEYS leads 12 to 3.
Is KEYS or LITE cheaper?: On trailing earnings, KEYS is cheaper: KEYS trades at a 57.87 P/E and LITE at 155.92.
Which has grown faster, KEYS or LITE?: Over the past five years, LITE grew revenue faster — KEYS at a 5.62% CAGR versus LITE at 7.50%.
Is KEYS or LITE more profitable?: LITE runs the higher net margin — KEYS at 17.25% versus LITE at 17.68%.
Which has been the better investment, KEYS or LITE?: Over the past 10-year, LITE delivered the higher annualized total return — KEYS at 28.05% versus LITE at 42.61%. 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 Lumentum P/E ratio Keysight Technologies dividend yield Lumentum dividend yield 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

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 24, 2026.