Summary Verdict
EGHT: 2—RBRK: 3wins
Rule of 40
10.3EGHT
53.9RBRK
check_circleRBRK leads
Revenue Growth
2.0%EGHT
49.5%RBRK
check_circleRBRK leads
Gross Margin
66%EGHT
80%RBRK
check_circleRBRK leads
FCF Margin
8.3%EGHT
4.4%RBRK
check_circleEGHT leads
Operating Margin
3.4%EGHT
-23.8%RBRK
check_circleEGHT leads
NRR
—EGHT
—RBRK
Metric
Rule of 40Efficiency score
EGHT
10.3
RBRK
53.9check_circle
Revenue GrowthYoY
EGHT
2.0%
RBRK
49.5%check_circle
Gross Margin% of revenue
EGHT
66%
RBRK
80%check_circle
FCF MarginFree cash flow
EGHT
8.3%check_circle
RBRK
4.4%
Operating MarginGAAP
EGHT
3.4%check_circle
RBRK
-23.8%
NRRNet retention
EGHT
N/A
RBRK
N/A
EV / RevenueValuation multiple
EGHT
N/A
RBRK
N/A
Market CapUSD
EGHT
N/A
RBRK
N/A
ARR GrowthYoY
EGHT
N/A
RBRK
N/A
CAC PaybackMonths to recover
EGHT
N/A
RBRK
N/A
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insights
Analysis
As of Q4 2025, 8X8 INC /DE/ trades at N/A EV/Revenue versus Rubrik, Inc. at N/A. On the Rule of 40, 8X8 INC /DE/ scores 10.3 compared to Rubrik, Inc.'s 53.9, placing Rubrik, Inc. ahead in operating efficiency. Gross margins stand at 8X8 INC /DE/ 66% vs Rubrik, Inc. 80%.
Sector Context
Both companies operate in the Vertical SaaS sector. The median columns above show where each company stands relative to their peers.