Summary Verdict
ACIW: 3—VERX: 2wins
Rule of 40
24.2ACIW
17.4VERX
check_circleACIW leads
Revenue Growth
6.9%ACIW
12.5%VERX
check_circleVERX leads
Gross Margin
47%ACIW
64%VERX
check_circleVERX leads
FCF Margin
17.3%ACIW
4.8%VERX
check_circleACIW leads
Operating Margin
16.4%ACIW
-0.8%VERX
check_circleACIW leads
NRR
—ACIW
—VERX
Metric
Rule of 40Efficiency score
ACIW
24.2check_circle
VERX
17.4
Revenue GrowthYoY
ACIW
6.9%
VERX
12.5%check_circle
Gross Margin% of revenue
ACIW
47%
VERX
64%check_circle
FCF MarginFree cash flow
ACIW
17.3%check_circle
VERX
4.8%
Operating MarginGAAP
ACIW
16.4%check_circle
VERX
-0.8%
NRRNet retention
ACIW
N/A
VERX
N/A
EV / RevenueValuation multiple
ACIW
N/A
VERX
N/A
Market CapUSD
ACIW
N/A
VERX
N/A
ARR GrowthYoY
ACIW
N/A
VERX
N/A
CAC PaybackMonths to recover
ACIW
N/A
VERX
N/A
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insights
Analysis
As of Q1 2026, ACI WORLDWIDE, INC. trades at N/A EV/Revenue versus Vertex, Inc. at N/A. On the Rule of 40, ACI WORLDWIDE, INC. scores 24.2 compared to Vertex, Inc.'s 17.4, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 47% vs Vertex, Inc. 64%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.