Summary Verdict
BLKB: 2—ACIW: 3wins
Rule of 40
20.6BLKB
28.0ACIW
check_circleACIW leads
Revenue Growth
-2.3%BLKB
10.4%ACIW
check_circleACIW leads
Gross Margin
59%BLKB
49%ACIW
check_circleBLKB leads
FCF Margin
22.9%BLKB
17.6%ACIW
check_circleBLKB leads
Operating Margin
16.9%BLKB
18.8%ACIW
check_circleACIW leads
NRR
—BLKB
—ACIW
Metric
Rule of 40Efficiency score
BLKB
20.6
ACIW
28.0check_circle
Revenue GrowthYoY
BLKB
-2.3%
ACIW
10.4%check_circle
Gross Margin% of revenue
BLKB
59%check_circle
ACIW
49%
FCF MarginFree cash flow
BLKB
22.9%check_circle
ACIW
17.6%
Operating MarginGAAP
BLKB
16.9%
ACIW
18.8%check_circle
NRRNet retention
BLKB
N/A
ACIW
N/A
EV / RevenueValuation multiple
BLKB
N/A
ACIW
N/A
Market CapUSD
BLKB
N/A
ACIW
N/A
ARR GrowthYoY
BLKB
N/A
ACIW
N/A
CAC PaybackMonths to recover
BLKB
N/A
ACIW
N/A
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insights
Analysis
As of Q4 2025, BLACKBAUD INC trades at N/A EV/Revenue versus ACI WORLDWIDE, INC. at N/A. On the Rule of 40, BLACKBAUD INC scores 20.6 compared to ACI WORLDWIDE, INC.'s 28.0, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at BLACKBAUD INC 59% vs ACI WORLDWIDE, INC. 49%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.