Which has the lower trailing P/E, COHR or KEYS?

KEYS has the lower trailing P/E: COHR trades at 155.57 and KEYS at 55.26. P/E is one valuation measure and does not by itself establish which business is cheaper.

Which has grown faster, COHR or KEYS?

Over the past five years, COHR grew revenue faster — COHR at a 16.75% CAGR versus KEYS at 5.62%.

Is COHR or KEYS more profitable?

KEYS runs the higher net margin — COHR at 7.10% versus KEYS at 17.25%.

How have COHR and KEYS total returns compared?

Over the past 10 years, COHR delivered 31.46% and KEYS delivered 27.73% annualized total return. Past performance doesn't predict future results.

Coherent, Inc. (COHR) vs Keysight Technologies, Inc. (KEYS)

A side-by-side comparison of Coherent, Inc. and Keysight Technologies, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of August 11, 2026. Differences are shown without an overall score or investment verdict.

COHR

Coherent, Inc.

$64.28B

$328.57TechnologyDelayed quote: Aug 11, 2026, 4:00 PM EDT

KEYS

Keysight Technologies, Inc.

$58.74B

$343.70TechnologyDelayed quote: Aug 11, 2026, 4:00 PM EDT

Total return — COHR vs KEYS

growth of $100 · dividends reinvested · last 10y

COHR +1507.3% (+32.0%/yr)KEYS +1048.3% (+27.6%/yr)COHR compounded faster over this window

COHR KEYS

COHR vs KEYS: by the numbers

•COHR is the larger company ($64.28B vs $58.74B market cap).
•KEYS trades at the lower trailing earnings multiple (55.26 vs 155.57 P/E), one valuation lens rather than an overall verdict.
•KEYS converts more revenue to profit (17.25% vs 7.10% net margin).
•COHR grew revenue faster over the past five years (16.75% vs 5.62% CAGR).

Metrics side by side

Valuation

Metric	COHR	KEYS
P/E ratio	155.57	55.26
Forward P/E	59.59	32.98
P/S ratio	7.66	9.53
P/B ratio	4.74	9.17
EV / EBITDA	47.34	44.56
FCF yield	N/A	2.49%

Profitability

Metric	COHR	KEYS
Gross margin	36.99%	63.67%
Operating margin	10.28%	18.17%
Net margin	7.10%	17.25%
ROE	4.39%	16.59%
ROIC	1.31%	8.02%

Growth (annualized)

Metric	COHR	KEYS
Revenue CAGR (5Y)	16.75%	5.62%
EPS CAGR (5Y)	0.65%	7.90%
FCF CAGR (5Y)	3.74%	5.73%
Total return CAGR (5Y)	38.02%	15.16%

Frequently asked

Which has the lower trailing P/E, COHR or KEYS?: KEYS has the lower trailing P/E: COHR trades at 155.57 and KEYS at 55.26. P/E is one valuation measure and does not by itself establish which business is cheaper.
Which has grown faster, COHR or KEYS?: Over the past five years, COHR grew revenue faster — COHR at a 16.75% CAGR versus KEYS at 5.62%.
Is COHR or KEYS more profitable?: KEYS runs the higher net margin — COHR at 7.10% versus KEYS at 17.25%.
How have COHR and KEYS total returns compared?: Over the past 10 years, COHR delivered 31.46% and KEYS delivered 27.73% annualized total return. Past performance doesn't predict future results.

Go deeper

Full COHR analysis Full KEYS analysis Interactive comparison tool

Dig into the metrics

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

Coherent & Keysight Technologies 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 August 11, 2026.