Is COHR or KEYS cheaper?

On trailing earnings, KEYS is cheaper: COHR trades at a 182.09 P/E and KEYS at 59.32.

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%.

Which has been the better investment, COHR or KEYS?

Over the past 10-year, COHR delivered the higher annualized total return — COHR at 35.09% versus KEYS at 27.60%. Past performance doesn't predict future results.

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

KEYS leads on 11 of 15 compared metrics.

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 June 27, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Keysight Technologies, Inc.

$58.11B

$360.06Technology

Total return — COHR vs KEYS

growth of $100 · last 12y

COHR +3019.3%KEYS +1102.5%COHR compounded faster

COHR KEYS

COHR vs KEYS: by the numbers

•COHR is the larger company ($60.35B vs $58.11B market cap).
•KEYS trades at the lower earnings multiple (59.32 vs 182.09 P/E).
•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).

Which is better, COHR or KEYS?

Metric tally: COHR 4 · KEYS 11

It depends on what you're optimizing for:

ValueKEYS(lower P/E)

GrowthCOHR(faster 5Y revenue CAGR)

QualityKEYS(higher ROIC)

Metrics side by side

Valuation

Metric	COHR	KEYS
P/E ratio	182.09	59.32●
Forward P/E	69.78	35.38●
P/S ratio	8.96●	10.23
P/B ratio	5.54●	9.84
PEG ratio	2.39	0.96●
EV / EBITDA	55.13	47.81●
FCF yield	—	2.32%

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)	-24.88%	5.73%●
Total return CAGR (5Y)	39.88%●	17.24%

Frequently asked

Which is better, COHR or KEYS?: It depends on your goal. value: KEYS (lower P/E); growth: COHR (faster 5Y revenue CAGR); quality: KEYS (higher ROIC). Across all compared metrics, KEYS leads 11 to 4.
Is COHR or KEYS cheaper?: On trailing earnings, KEYS is cheaper: COHR trades at a 182.09 P/E and KEYS at 59.32.
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%.
Which has been the better investment, COHR or KEYS?: Over the past 10-year, COHR delivered the higher annualized total return — COHR at 35.09% versus KEYS at 27.60%. 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 dividend yield Keysight Technologies dividend yield 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 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 27, 2026.