ACI WORLDWIDE, INC. vs BigBear.ai Holdings, Inc.
Side-by-Side SaaS Metrics & Valuation Comparison
analyticsVertical SaaS
Data as of Q1 2026
Summary Verdict
ACIW: 5—BBAI-WT: 0wins
Rule of 40
24.2ACIW
-51.2BBAI-WT
check_circleACIW leads
Revenue Growth
6.9%ACIW
-13.6%BBAI-WT
check_circleACIW leads
Gross Margin
47%ACIW
29%BBAI-WT
check_circleACIW leads
FCF Margin
17.3%ACIW
-37.6%BBAI-WT
check_circleACIW leads
Operating Margin
16.4%ACIW
-120.6%BBAI-WT
check_circleACIW leads
NRR
—ACIW
—BBAI-WT
Metric
Rule of 40Efficiency score
ACIW
24.2check_circle
BBAI-WT
-51.2
Revenue GrowthYoY
ACIW
6.9%check_circle
BBAI-WT
-13.6%
Gross Margin% of revenue
ACIW
47%check_circle
BBAI-WT
29%
FCF MarginFree cash flow
ACIW
17.3%check_circle
BBAI-WT
-37.6%
Operating MarginGAAP
ACIW
16.4%check_circle
BBAI-WT
-120.6%
NRRNet retention
ACIW
N/A
BBAI-WT
N/A
EV / RevenueValuation multiple
ACIW
3.8xcheck_circle
BBAI-WT
10.4x
Market CapUSD
ACIW
$5.8Bcheck_circle
BBAI-WT
$1.3B
ARR GrowthYoY
ACIW
N/A
BBAI-WT
N/A
CAC PaybackMonths to recover
ACIW
N/A
BBAI-WT
N/A
insights
Analysis
As of Q1 2026, ACI WORLDWIDE, INC. trades at 3.8x EV/Revenue versus BigBear.ai Holdings, Inc. at 10.4x. On the Rule of 40, ACI WORLDWIDE, INC. scores 24.2 compared to BigBear.ai Holdings, Inc.'s -51.2, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 47% 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.