Which has grown faster, ACFN or SAIH?

Over the past five years, SAIH grew revenue faster — ACFN at a 8.27% CAGR versus SAIH at 18.24%.

Is ACFN or SAIH more profitable?

ACFN runs the higher net margin — ACFN at 16.12% versus SAIH at -142.72%.

How have ACFN and SAIH total returns compared?

Over the past 5 years, ACFN delivered 14.29% and SAIH delivered -28.91% annualized total return. Past performance doesn't predict future results.

Acorn Energy, Inc. (ACFN) vs SAIHEAT Limited (SAIH)

A side-by-side comparison of Acorn Energy, Inc. and SAIHEAT Limited 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.

ACFN

Acorn Energy, Inc.

$48M

$18.95TechnologyDelayed quote: Oct 6, 2026, 1:46 PM EDT

SAIH

SAIHEAT Limited

$43M

$23.68TechnologyDelayed quote: Oct 6, 2026, 1:55 PM EDT

Total return — ACFN vs SAIH

growth of $100 · dividends reinvested · last 5y

ACFN +108.9% (+15.9%/yr)SAIH -81.6% (-28.7%/yr)ACFN compounded faster over this window

Log scale — wide-divergence pair

ACFN SAIH

ACFN vs SAIH: by the numbers

•ACFN is the larger company ($48M vs $43M market cap).
•ACFN is profitable (16.12% net margin) while SAIH runs a net loss (-142.72%).
•SAIH grew revenue faster over the past five years (18.24% vs 8.27% CAGR).

Metrics side by side

Valuation

Metric	ACFN	SAIH
P/E ratio	31.17	N/A
PEG ratio	0.23	N/A
P/S ratio	4.97	N/A
P/B ratio	5.42	5.88
EV / EBITDA	54.00	N/A
FCF yield	3.02%	N/A

Profitability

Metric	ACFN	SAIH
Gross margin	80.29%	-51.88%
Operating margin	17.33%	-116.45%
Net margin	16.12%	-142.72%
ROE	17.59%	-87.23%
ROIC	6.66%	-45.75%

Growth (annualized)

Metric	ACFN	SAIH
Revenue CAGR (5Y)	8.27%	18.24%
EPS CAGR (5Y)	136.36%	N/A
FCF CAGR (5Y)	27.76%	N/A
Total return CAGR (5Y)	14.29%	-28.91%

Frequently asked

Which has grown faster, ACFN or SAIH?: Over the past five years, SAIH grew revenue faster — ACFN at a 8.27% CAGR versus SAIH at 18.24%.
Is ACFN or SAIH more profitable?: ACFN runs the higher net margin — ACFN at 16.12% versus SAIH at -142.72%.
How have ACFN and SAIH total returns compared?: Over the past 5 years, ACFN delivered 14.29% and SAIH delivered -28.91% annualized total return. Past performance doesn't predict future results.

Go deeper

Full ACFN analysis Full SAIH analysis Interactive comparison tool

Dig into the metrics

Acorn Energy P/E ratio Acorn Energy ROE SAIHEAT ROE Acorn Energy operating margin SAIHEAT operating margin Acorn Energy revenue growth SAIHEAT revenue growth Acorn Energy free cash flow SAIHEAT free cash flow

Acorn Energy & SAIHEAT 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 October 6, 2026.