Which has grown faster, DIOD or SYNA?

Over the past five years, DIOD grew revenue faster — DIOD at a 1.55% CAGR versus SYNA at -1.40%.

Is DIOD or SYNA more profitable?

DIOD runs the higher net margin — DIOD at 5.27% versus SYNA at -41.00%.

How have DIOD and SYNA total returns compared?

Over the past 10 years, DIOD delivered 17.07% and SYNA delivered 6.84% annualized total return. Past performance doesn't predict future results.

Diodes Incorporated (DIOD) vs Synaptics Incorporated (SYNA)

A side-by-side comparison of Diodes Incorporated and Synaptics Incorporated across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 6, 2026. Differences are shown without an overall score or investment verdict.

DIOD

Diodes Incorporated

$4.95B

$107.74TechnologyDelayed quote: Oct 6, 2026, 4:00 PM EDT

SYNA

Synaptics Incorporated

$4.66B

$119.39TechnologyDelayed quote: Oct 6, 2026, 4:00 PM EDT

Total return — DIOD vs SYNA

growth of $100 · dividends reinvested · last 10y

DIOD +409.0% (+17.7%/yr)SYNA +100.3% (+7.2%/yr)DIOD compounded faster over this window

DIOD SYNA

DIOD vs SYNA: by the numbers

•DIOD is the larger company ($4.95B vs $4.66B market cap).
•DIOD is profitable (5.27% net margin) while SYNA runs a net loss (-41.00%).
•DIOD grew revenue faster over the past five years (1.55% vs -1.40% CAGR).

Metrics side by side

Valuation

Metric	DIOD	SYNA
P/E ratio	58.24	N/A
Forward P/E	33.18	22.89
P/S ratio	3.03	3.90
P/B ratio	2.54	5.02
EV / EBITDA	20.83	61.17
FCF yield	2.88%	2.17%

Profitability

Metric	DIOD	SYNA
Gross margin	31.73%	44.72%
Operating margin	4.77%	-5.60%
Net margin	5.27%	-41.00%
ROE	4.41%	-52.80%
ROIC	3.00%	-3.65%

Growth (annualized)

Metric	DIOD	SYNA
Revenue CAGR (5Y)	1.55%	-1.40%
EPS CAGR (5Y)	-5.72%	N/A
FCF CAGR (5Y)	4.25%	-19.39%
Total return CAGR (5Y)	3.12%	-7.57%

Frequently asked

Which has grown faster, DIOD or SYNA?: Over the past five years, DIOD grew revenue faster — DIOD at a 1.55% CAGR versus SYNA at -1.40%.
Is DIOD or SYNA more profitable?: DIOD runs the higher net margin — DIOD at 5.27% versus SYNA at -41.00%.
How have DIOD and SYNA total returns compared?: Over the past 10 years, DIOD delivered 17.07% and SYNA delivered 6.84% annualized total return. Past performance doesn't predict future results.

Go deeper

Full DIOD analysis Full SYNA analysis Interactive comparison tool

Dig into the metrics

Diodes P/E ratio Diodes ROE Synaptics ROE Diodes operating margin Synaptics operating margin Diodes revenue growth Synaptics revenue growth Diodes free cash flow Synaptics free cash flow

Diodes & Synaptics 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 October 6, 2026.