Which has grown faster, DAIO or FIEE?

Over the past five years, DAIO grew revenue faster — DAIO at a 1.13% CAGR versus FIEE at -25.13%.

Is DAIO or FIEE more profitable?

FIEE runs the higher net margin — DAIO at -50.13% versus FIEE at 34.73%.

How have DAIO and FIEE total returns compared?

Over the past 10 years, DAIO delivered -1.78% and FIEE delivered -26.13% annualized total return. Past performance doesn't predict future results.

Data I/O Corporation (DAIO) vs FiEE, Inc. (FIEE)

A side-by-side comparison of Data I/O Corporation and FiEE, Inc. 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.

DAIO

Data I/O Corporation

$30M

$2.91TechnologyDelayed quote: Oct 6, 2026, 11:58 AM EDT

FIEE

FiEE, Inc.

$29M

$3.68TechnologyDelayed quote: Oct 6, 2026, 11:55 AM EDT

Total return — DAIO vs FIEE

growth of $100 · dividends reinvested · last 10y

DAIO -15.2% (-1.6%/yr)FIEE -94.9% (-25.8%/yr)DAIO compounded faster over this window

Log scale — wide-divergence pair

DAIO FIEE

DAIO vs FIEE: by the numbers

•DAIO is the larger company ($30M vs $29M market cap).
•FIEE is profitable (34.73% net margin) while DAIO runs a net loss (-50.13%).
•DAIO grew revenue faster over the past five years (1.13% vs -25.13% CAGR).

Metrics side by side

Valuation

Metric	DAIO	FIEE
P/E ratio	N/A	9.95
P/S ratio	1.68	2.23
P/B ratio	2.51	3.03
EV / EBITDA	N/A	3.52
FCF yield	N/A	9.74%

Profitability

Metric	DAIO	FIEE
Gross margin	50.59%	81.87%
Operating margin	-23.80%	25.03%
Net margin	-50.13%	34.73%
ROE	-74.84%	40.34%
ROIC	-58.76%	40.27%

Growth (annualized)

Metric	DAIO	FIEE
Revenue CAGR (5Y)	1.13%	-25.13%
Total return CAGR (5Y)	-14.19%	-39.36%

Frequently asked

Which has grown faster, DAIO or FIEE?: Over the past five years, DAIO grew revenue faster — DAIO at a 1.13% CAGR versus FIEE at -25.13%.
Is DAIO or FIEE more profitable?: FIEE runs the higher net margin — DAIO at -50.13% versus FIEE at 34.73%.
How have DAIO and FIEE total returns compared?: Over the past 10 years, DAIO delivered -1.78% and FIEE delivered -26.13% annualized total return. Past performance doesn't predict future results.

Go deeper

Full DAIO analysis Full FIEE analysis Interactive comparison tool

Dig into the metrics

FiEE P/E ratio Data I/O ROE FiEE ROE Data I/O operating margin FiEE operating margin Data I/O revenue growth FiEE revenue growth Data I/O free cash flow FiEE free cash flow

Data I/O & FiEE appear in these rankings

Highest ROE Stocks Highest ROIC Stocks Highest FCF Yield Stocks Lowest P/E Ratio 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.