Summary Verdict
ACIW: 3—NABL: 2wins
Rule of 40
24.2ACIW
18.2NABL
check_circleACIW leads
Revenue Growth
6.9%ACIW
10.4%NABL
check_circleNABL leads
Gross Margin
47%ACIW
77%NABL
check_circleNABL leads
FCF Margin
17.3%ACIW
7.8%NABL
check_circleACIW leads
Operating Margin
16.4%ACIW
7.0%NABL
check_circleACIW leads
NRR
—ACIW
—NABL
Metric
Rule of 40Efficiency score
ACIW
24.2check_circle
NABL
18.2
Revenue GrowthYoY
ACIW
6.9%
NABL
10.4%check_circle
Gross Margin% of revenue
ACIW
47%
NABL
77%check_circle
FCF MarginFree cash flow
ACIW
17.3%check_circle
NABL
7.8%
Operating MarginGAAP
ACIW
16.4%check_circle
NABL
7.0%
NRRNet retention
ACIW
N/A
NABL
N/A
EV / RevenueValuation multiple
ACIW
N/A
NABL
N/A
Market CapUSD
ACIW
N/A
NABL
N/A
ARR GrowthYoY
ACIW
N/A
NABL
N/A
CAC PaybackMonths to recover
ACIW
N/A
NABL
N/A
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insights
Analysis
As of Q1 2026, ACI WORLDWIDE, INC. trades at N/A EV/Revenue versus N-able, Inc. at N/A. On the Rule of 40, ACI WORLDWIDE, INC. scores 24.2 compared to N-able, Inc.'s 18.2, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 47% vs N-able, Inc. 77%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.