ACI WORLDWIDE, INC. vs Cars.com Inc.
Side-by-Side SaaS Metrics & Valuation Comparison
analyticsVertical SaaS
Data as of Q2 2026
Summary Verdict
ACIW: 3—CARS: 2wins
Rule of 40
26.1ACIW
18.1CARS
check_circleACIW leads
Revenue Growth
9.1%ACIW
0.2%CARS
check_circleACIW leads
Gross Margin
46%ACIW
87%CARS
check_circleCARS leads
FCF Margin
17.0%ACIW
17.9%CARS
check_circleCARS leads
Operating Margin
15.2%ACIW
10.6%CARS
check_circleACIW leads
NRR
—ACIW
—CARS
Metric
Rule of 40Efficiency score
ACIW
26.1check_circle
CARS
18.1
Revenue GrowthYoY
ACIW
9.1%check_circle
CARS
0.2%
Gross Margin% of revenue
ACIW
46%
CARS
87%check_circle
FCF MarginFree cash flow
ACIW
17.0%
CARS
17.9%check_circle
Operating MarginGAAP
ACIW
15.2%check_circle
CARS
10.6%
NRRNet retention
ACIW
N/A
CARS
N/A
EV / RevenueValuation multiple
ACIW
3.3x
CARS
N/A
Market CapUSD
ACIW
$5.1B
CARS
N/A
ARR GrowthYoY
ACIW
N/A
CARS
N/A
CAC PaybackMonths to recover
ACIW
N/A
CARS
N/A
insights
Analysis
As of Q2 2026, ACI WORLDWIDE, INC. trades at 3.3x EV/Revenue versus Cars.com Inc. at N/A. On the Rule of 40, ACI WORLDWIDE, INC. scores 26.1 compared to Cars.com Inc.'s 18.1, placing ACI WORLDWIDE, INC. ahead in operating efficiency. Gross margins stand at ACI WORLDWIDE, INC. 46% vs Cars.com Inc. 87%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.