Which has grown faster, FIVN or SOUN?

Over the past five years, SOUN grew revenue faster — FIVN at a 18.21% CAGR versus SOUN at 66.98%.

Is FIVN or SOUN more profitable?

FIVN runs the higher net margin — FIVN at 4.94% versus SOUN at -67.45%.

Five9, Inc. (FIVN) vs SoundHound AI, Inc. (SOUN)

A side-by-side comparison of Five9, Inc. and SoundHound AI, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of October 2, 2026. Differences are shown without an overall score or investment verdict.

FIVN

Five9, Inc.

$2.63B

$34.36TechnologyDelayed quote: Oct 2, 2026, 4:00 PM EDT

SOUN

SoundHound AI, Inc.

$2.54B

$5.84TechnologyDelayed quote: Oct 2, 2026, 4:00 PM EDT

Total return — FIVN vs SOUN

growth of $100 · dividends reinvested · last 4y

FIVN -66.4% (-23.8%/yr)SOUN -19.3% (-5.2%/yr)SOUN compounded faster over this window

FIVN SOUN

FIVN vs SOUN: by the numbers

•FIVN is the larger company ($2.63B vs $2.54B market cap).
•FIVN is profitable (4.94% net margin) while SOUN runs a net loss (-67.45%).
•SOUN grew revenue faster over the past five years (66.98% vs 18.21% CAGR).

Metrics side by side

Valuation

Metric	FIVN	SOUN
P/E ratio	49.80	N/A
P/S ratio	2.19	12.52
P/B ratio	3.35	5.19
EV / EBITDA	17.59	N/A
FCF yield	7.57%	N/A

Profitability

Metric	FIVN	SOUN
Gross margin	54.70%	37.37%
Operating margin	4.86%	-13.78%
Net margin	4.94%	-67.45%
ROE	7.58%	-27.95%
ROIC	3.26%	-30.39%

Growth (annualized)

Metric	FIVN	SOUN
Revenue CAGR (5Y)	18.21%	66.98%
FCF CAGR (5Y)	43.89%	N/A
Total return CAGR (5Y)	-26.56%	N/A

Frequently asked

Which has grown faster, FIVN or SOUN?: Over the past five years, SOUN grew revenue faster — FIVN at a 18.21% CAGR versus SOUN at 66.98%.
Is FIVN or SOUN more profitable?: FIVN runs the higher net margin — FIVN at 4.94% versus SOUN at -67.45%.

Go deeper

Full FIVN analysis Full SOUN analysis Interactive comparison tool

Dig into the metrics

Five9 P/E ratio Five9 ROE SoundHound AI ROE Five9 operating margin SoundHound AI operating margin Five9 revenue growth SoundHound AI revenue growth Five9 free cash flow SoundHound AI free cash flow

Five9 & SoundHound AI 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 October 2, 2026.