ACI WORLDWIDE, INC. vs CarGurus, Inc.
Side-by-Side SaaS Metrics & Valuation Comparison
analyticsVertical SaaS
Data as of Q2 2026
Summary Verdict
ACIW: 0—CARG: 5wins
Rule of 40
26.1ACIW
44.2CARG
check_circleCARG leads
Revenue Growth
9.1%ACIW
21.2%CARG
check_circleCARG leads
Gross Margin
46%ACIW
91%CARG
check_circleCARG leads
FCF Margin
17.0%ACIW
23.0%CARG
check_circleCARG leads
Operating Margin
15.2%ACIW
22.6%CARG
check_circleCARG leads
NRR
—ACIW
—CARG
Metric
Rule of 40Efficiency score
ACIW
26.1
CARG
44.2check_circle
Revenue GrowthYoY
ACIW
9.1%
CARG
21.2%check_circle
Gross Margin% of revenue
ACIW
46%
CARG
91%check_circle
FCF MarginFree cash flow
ACIW
17.0%
CARG
23.0%check_circle
Operating MarginGAAP
ACIW
15.2%
CARG
22.6%check_circle
NRRNet retention
ACIW
N/A
CARG
N/A
EV / RevenueValuation multiple
ACIW
3.5x
CARG
3.1xcheck_circle
Market CapUSD
ACIW
$5.3Bcheck_circle
CARG
$3.3B
ARR GrowthYoY
ACIW
N/A
CARG
N/A
CAC PaybackMonths to recover
ACIW
N/A
CARG
N/A
insights
Analysis
As of Q2 2026, ACI WORLDWIDE, INC. trades at 3.5x EV/Revenue versus CarGurus, Inc. at 3.1x. On the Rule of 40, ACI WORLDWIDE, INC. scores 26.1 compared to CarGurus, Inc.'s 44.2, placing CarGurus, Inc. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 46% vs CarGurus, Inc. 91%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.