ACI WORLDWIDE, INC. vs SOUNDHOUND AI, INC.
Side-by-Side SaaS Metrics & Valuation Comparison
analyticsVertical SaaS
Data as of Q2 2026
Summary Verdict
ACIW: 3—SOUNW: 2wins
Rule of 40
26.1ACIW
40.8SOUNW
check_circleSOUNW leads
Revenue Growth
9.1%ACIW
99.5%SOUNW
check_circleSOUNW leads
Gross Margin
46%ACIW
42%SOUNW
check_circleACIW leads
FCF Margin
17.0%ACIW
-58.7%SOUNW
check_circleACIW leads
Operating Margin
15.2%ACIW
-13.8%SOUNW
check_circleACIW leads
NRR
—ACIW
—SOUNW
Metric
Rule of 40Efficiency score
ACIW
26.1
SOUNW
40.8check_circle
Revenue GrowthYoY
ACIW
9.1%
SOUNW
99.5%check_circle
Gross Margin% of revenue
ACIW
46%check_circle
SOUNW
42%
FCF MarginFree cash flow
ACIW
17.0%check_circle
SOUNW
-58.7%
Operating MarginGAAP
ACIW
15.2%check_circle
SOUNW
-13.8%
NRRNet retention
ACIW
N/A
SOUNW
N/A
EV / RevenueValuation multiple
ACIW
3.5xcheck_circle
SOUNW
5.4x
Market CapUSD
ACIW
$5.3Bcheck_circle
SOUNW
$1.1B
ARR GrowthYoY
ACIW
N/A
SOUNW
N/A
CAC PaybackMonths to recover
ACIW
N/A
SOUNW
N/A
insights
Analysis
As of Q2 2026, ACI WORLDWIDE, INC. trades at 3.5x EV/Revenue versus SOUNDHOUND AI, INC. at 5.4x. On the Rule of 40, ACI WORLDWIDE, INC. scores 26.1 compared to SOUNDHOUND AI, INC.'s 40.8, placing SOUNDHOUND AI, INC. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 46% vs SOUNDHOUND AI, INC. 42%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.