Keysight Technologies, Inc. (KEYS) vs Monolithic Power Systems, Inc. (MPWR)

KEYS and MPWR are evenly matched — 8 metrics each of 16.

A side-by-side comparison of Keysight Technologies, Inc. and Monolithic Power Systems, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 19, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Compare

Total return — KEYS vs MPWR

growth of $100 · last 12y
KEYS +1187.3%MPWR +4011.8%MPWR compounded faster
01k2k3k4kStart $100201620182020202220242026$1,287$4,112
KEYS MPWR

KEYS vs MPWR: by the numbers

  • MPWR is the larger company ($76.82B vs $62.15B market cap).
  • KEYS trades at the lower earnings multiple (59.91 vs 112.74 P/E).
  • MPWR converts more revenue to profit (22.84% vs 17.25% net margin).
  • MPWR grew revenue faster over the past five years (25.95% vs 5.62% CAGR).
  • MPWR pays a dividend (0.43% yield) while KEYS does not currently pay one.

Which is better, KEYS or MPWR?

Metric tally: KEYS 8 · MPWR 8

It depends on what you're optimizing for:

ValueKEYS(lower P/E)
GrowthMPWR(faster 5Y revenue CAGR)
QualityMPWR(higher ROIC)

Metrics side by side

Valuation

MetricKEYSMPWR
P/E ratio59.91112.74
Forward P/E35.7451.84
P/S ratio10.3326.04
P/B ratio9.9420.94
PEG ratio0.963.97
EV / EBITDA43.9384.83
FCF yield2.30%0.81%

Profitability

MetricKEYSMPWR
Gross margin63.67%55.18%
Operating margin18.17%27.09%
Net margin17.25%22.84%
ROE16.59%18.37%
ROIC8.02%15.30%

Dividends

MetricKEYSMPWR
Dividend yield0.43%
Payout ratio52.11%

Growth (annualized)

MetricKEYSMPWR
Revenue CAGR (5Y)5.62%25.95%
EPS CAGR (5Y)7.90%28.43%
FCF CAGR (5Y)5.73%22.36%
Total return CAGR (5Y)19.79%35.58%

Frequently asked

Which is better, KEYS or MPWR?
It depends on your goal. value: KEYS (lower P/E); growth: MPWR (faster 5Y revenue CAGR); quality: MPWR (higher ROIC). Across all compared metrics, they are evenly matched.
Is KEYS or MPWR cheaper?
On trailing earnings, KEYS is cheaper: KEYS trades at a 59.91 P/E and MPWR at 112.74.
Which has grown faster, KEYS or MPWR?
Over the past five years, MPWR grew revenue faster — KEYS at a 5.62% CAGR versus MPWR at 25.95%.
Does KEYS or MPWR pay a bigger dividend?
MPWR pays a dividend (0.43% yield) while KEYS does not currently pay one.
Is KEYS or MPWR more profitable?
MPWR runs the higher net margin — KEYS at 17.25% versus MPWR at 22.84%.
Which has been the better investment, KEYS or MPWR?
Over the past 10-year, MPWR delivered the higher annualized total return — KEYS at 28.48% versus MPWR at 37.98%. Past performance doesn't predict future results.

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 19, 2026.