Which has grown faster, AMBA or ZI?

Over the past five years, ZI grew revenue faster — AMBA at a 11.19% CAGR versus ZI at 18.92%.

Is AMBA or ZI more profitable?

ZI runs the higher net margin — AMBA at -17.18% versus ZI at 10.10%.

Which has been the better investment, AMBA or ZI?

Over the past 5-year, AMBA delivered the higher annualized total return — AMBA at 2.29% versus ZI at -27.31%. Past performance doesn't predict future results.

Ambarella, Inc. (AMBA) vs ZoomInfo Technologies Inc. (ZI)

ZI leads on 10 of 11 compared metrics.

A side-by-side comparison of Ambarella, Inc. and ZoomInfo Technologies Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 27, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

ZoomInfo Technologies Inc.

$3.42B

$10.15Technology

Total return — AMBA vs ZI

growth of $100 · last 5y

AMBA -0.7%ZI -70.1%AMBA compounded faster

AMBA ZI

AMBA vs ZI: by the numbers

•ZI is the larger company ($3.42B vs $2.73B market cap).
•ZI is profitable (10.10% net margin) while AMBA runs a net loss (-17.18%).
•ZI grew revenue faster over the past five years (18.92% vs 11.19% CAGR).

Which is better, AMBA or ZI?

Metric tally: AMBA 1 · ZI 10

It depends on what you're optimizing for:

GrowthZI(faster 5Y revenue CAGR)

QualityZI(higher ROIC)

Metrics side by side

Valuation

Metric	AMBA	ZI
P/E ratio	—	82.65
Forward P/E	57.61	—
P/S ratio	6.69	2.87●
P/B ratio	4.47	2.11●
PEG ratio	—	0.08
EV / EBITDA	—	25.87
FCF yield	0.97%	8.71%●

Profitability

Metric	AMBA	ZI
Gross margin	58.28%	83.79%●
Operating margin	-18.18%	18.60%●
Net margin	-17.18%	10.10%●
ROE	-11.49%	8.60%●
ROIC	-13.25%	2.48%●

Growth (annualized)

Metric	AMBA	ZI
Revenue CAGR (5Y)	11.19%	18.92%●
EPS CAGR (5Y)	-2.29%	—
FCF CAGR (5Y)	16.65%	17.74%●
Total return CAGR (5Y)	-9.76%●	-27.31%

Frequently asked

Which is better, AMBA or ZI?: It depends on your goal. growth: ZI (faster 5Y revenue CAGR); quality: ZI (higher ROIC). Across all compared metrics, ZI leads 10 to 1.
Which has grown faster, AMBA or ZI?: Over the past five years, ZI grew revenue faster — AMBA at a 11.19% CAGR versus ZI at 18.92%.
Is AMBA or ZI more profitable?: ZI runs the higher net margin — AMBA at -17.18% versus ZI at 10.10%.
Which has been the better investment, AMBA or ZI?: Over the past 5-year, AMBA delivered the higher annualized total return — AMBA at 2.29% versus ZI at -27.31%. Past performance doesn't predict future results.

Go deeper

Full AMBA analysis Full ZI analysis Interactive comparison tool

Dig into the metrics

Ambarella P/E ratio ZoomInfo Technologies P/E ratio Ambarella dividend yield ZoomInfo Technologies dividend yield Ambarella ROE ZoomInfo Technologies ROE Ambarella operating margin ZoomInfo Technologies operating margin Ambarella revenue growth ZoomInfo Technologies revenue growth Ambarella free cash flow ZoomInfo Technologies free cash flow

Ambarella & ZoomInfo Technologies appear in these rankings

Fastest Revenue Growth Stocks Highest FCF Yield 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 June 27, 2026.