analyticsData & Analytics / DevTools & Observability
Data as of Q4 2025
Summary Verdict
AMPL: 0—DDOG: 5wins
Rule of 40
22.9AMPL
56.9DDOG
check_circleDDOG leads
Revenue Growth
14.7%AMPL
27.7%DDOG
check_circleDDOG leads
Gross Margin
74%AMPL
80%DDOG
check_circleDDOG leads
FCF Margin
8.2%AMPL
29.2%DDOG
check_circleDDOG leads
Operating Margin
-24.9%AMPL
-1.3%DDOG
check_circleDDOG leads
NRR
—AMPL
—DDOG
Metric
Rule of 40Efficiency score
AMPL
22.9
DDOG
56.9check_circle
Revenue GrowthYoY
AMPL
14.7%
DDOG
27.7%check_circle
Gross Margin% of revenue
AMPL
74%
DDOG
80%check_circle
FCF MarginFree cash flow
AMPL
8.2%
DDOG
29.2%check_circle
Operating MarginGAAP
AMPL
-24.9%
DDOG
-1.3%check_circle
NRRNet retention
AMPL
N/A
DDOG
N/A
EV / RevenueValuation multiple
AMPL
2.5xcheck_circle
DDOG
13.3x
Market CapUSD
AMPL
$946.6M
DDOG
$45.9Bcheck_circle
ARR GrowthYoY
AMPL
N/A
DDOG
N/A
CAC PaybackMonths to recover
AMPL
N/A
DDOG
N/A
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Analysis
As of Q4 2025, Amplitude, Inc. trades at 2.5x EV/Revenue versus Datadog, Inc. at 13.3x. On the Rule of 40, Amplitude, Inc. scores 22.9 compared to Datadog, Inc.'s 56.9, placing Datadog, Inc. ahead in operating efficiency. Gross margins stand at Amplitude, Inc. 74% vs Datadog, Inc. 80%.