Is NEPH or NNOX more profitable?

NEPH runs the higher net margin — NEPH at 8.38% versus NNOX at -747.20%.

How have NEPH and NNOX total returns compared?

Over the past 5 years, NEPH delivered -15.93% and NNOX delivered -51.28% annualized total return. Past performance doesn't predict future results.

Nephros, Inc. (NEPH) vs Nano-X Imaging Ltd. (NNOX)

A side-by-side comparison of Nephros, Inc. and Nano-X Imaging Ltd. 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.

NEPH

Nephros, Inc.

$33M

$3.02HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT

NNOX

Nano-X Imaging Ltd.

$43M

$0.62HealthcareDelayed quote: Oct 6, 2026, 4:00 PM EDT

Total return — NEPH vs NNOX

growth of $100 · dividends reinvested · last 6y

NEPH -48.3% (-10.4%/yr)NNOX -98.6% (-50.7%/yr)NEPH compounded faster over this window

Log scale — wide-divergence pair

NEPH NNOX

NEPH vs NNOX: by the numbers

•NNOX is the larger company ($43M vs $33M market cap).
•NEPH is profitable (8.38% net margin) while NNOX runs a net loss (-747.20%).

Metrics side by side

Valuation

Metric	NEPH	NNOX
P/E ratio	19.03	N/A
Forward P/E	19.28	N/A
P/S ratio	1.58	2.74
P/B ratio	2.74	0.59
EV / EBITDA	16.41	N/A

Profitability

Metric	NEPH	NNOX
Gross margin	60.31%	-98.21%
Operating margin	7.92%	-466.16%
Net margin	8.38%	-747.20%
ROE	14.51%	-161.19%
ROIC	12.67%	-127.36%

Growth (annualized)

Metric	NEPH	NNOX
Revenue CAGR (5Y)	16.99%	N/A
Total return CAGR (5Y)	-15.93%	-51.28%

Frequently asked

Is NEPH or NNOX more profitable?: NEPH runs the higher net margin — NEPH at 8.38% versus NNOX at -747.20%.
How have NEPH and NNOX total returns compared?: Over the past 5 years, NEPH delivered -15.93% and NNOX delivered -51.28% annualized total return. Past performance doesn't predict future results.

Go deeper

Full NEPH analysis Full NNOX analysis Interactive comparison tool

Dig into the metrics

Nephros P/E ratio Nephros ROE Nano-X Imaging ROE Nephros operating margin Nano-X Imaging operating margin Nephros revenue growth Nano-X Imaging revenue growth Nephros free cash flow Nano-X Imaging free cash flow

Nephros & Nano-X Imaging appear in these rankings

Fastest Revenue Growth 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.