Five9, Inc. vs RingCentral, Inc.
Side-by-Side SaaS Metrics & Valuation Comparison
analyticsCommunications
Data as of Q2 2026
Summary Verdict
FIVN: 2—RNG: 3wins
Rule of 40
26.2FIVN
25.9RNG
check_circleFIVN leads
Revenue Growth
13.9%FIVN
6.7%RNG
check_circleFIVN leads
Gross Margin
55%FIVN
72%RNG
check_circleRNG leads
FCF Margin
12.3%FIVN
19.2%RNG
check_circleRNG leads
Operating Margin
2.9%FIVN
6.6%RNG
check_circleRNG leads
NRR
—FIVN
—RNG
Metric
Rule of 40Efficiency score
FIVN
26.2check_circle
RNG
25.9
Revenue GrowthYoY
FIVN
13.9%check_circle
RNG
6.7%
Gross Margin% of revenue
FIVN
55%
RNG
72%check_circle
FCF MarginFree cash flow
FIVN
12.3%
RNG
19.2%check_circle
Operating MarginGAAP
FIVN
2.9%
RNG
6.6%check_circle
NRRNet retention
FIVN
N/A
RNG
N/A
EV / RevenueValuation multiple
FIVN
2.2xcheck_circle
RNG
2.9x
Market CapUSD
FIVN
$2.6B
RNG
$6.0Bcheck_circle
ARR GrowthYoY
FIVN
N/A
RNG
N/A
CAC PaybackMonths to recover
FIVN
N/A
RNG
N/A
insights
Analysis
As of Q2 2026, Five9, Inc. trades at 2.2x EV/Revenue versus RingCentral, Inc. at 2.9x. On the Rule of 40, Five9, Inc. scores 26.2 compared to RingCentral, Inc.'s 25.9, placing Five9, Inc. ahead in operating efficiency. Gross margins stand at Five9, Inc. 55% vs RingCentral, Inc. 72%.
Sector Context
Both companies operate in the Communications sector. The median columns above show where each company stands relative to their peers.