ACI WORLDWIDE, INC. vs BigBear.ai Holdings, Inc.
Side-by-Side SaaS Metrics & Valuation Comparison
analyticsVertical SaaS
Data as of Q2 2026
Summary Verdict
ACIW: 5—BBAI-WT: 0wins
Rule of 40
26.1ACIW
-51.2BBAI-WT
check_circleACIW leads
Revenue Growth
9.1%ACIW
-13.6%BBAI-WT
check_circleACIW leads
Gross Margin
46%ACIW
29%BBAI-WT
check_circleACIW leads
FCF Margin
17.0%ACIW
-37.6%BBAI-WT
check_circleACIW leads
Operating Margin
15.2%ACIW
-120.6%BBAI-WT
check_circleACIW leads
NRR
—ACIW
—BBAI-WT
Metric
Rule of 40Efficiency score
ACIW
26.1check_circle
BBAI-WT
-51.2
Revenue GrowthYoY
ACIW
9.1%check_circle
BBAI-WT
-13.6%
Gross Margin% of revenue
ACIW
46%check_circle
BBAI-WT
29%
FCF MarginFree cash flow
ACIW
17.0%check_circle
BBAI-WT
-37.6%
Operating MarginGAAP
ACIW
15.2%check_circle
BBAI-WT
-120.6%
NRRNet retention
ACIW
N/A
BBAI-WT
N/A
EV / RevenueValuation multiple
ACIW
3.5xcheck_circle
BBAI-WT
5.0x
Market CapUSD
ACIW
$5.3Bcheck_circle
BBAI-WT
$591.7M
ARR GrowthYoY
ACIW
N/A
BBAI-WT
N/A
CAC PaybackMonths to recover
ACIW
N/A
BBAI-WT
N/A
insights
Analysis
As of Q2 2026, ACI WORLDWIDE, INC. trades at 3.5x EV/Revenue versus BigBear.ai Holdings, Inc. at 5.0x. On the Rule of 40, ACI WORLDWIDE, INC. scores 26.1 compared to BigBear.ai Holdings, Inc.'s -51.2, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 46% vs BigBear.ai Holdings, Inc. 29%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.