Staxly

Datadog vs Amplitude

Enterprise cloud monitoring — infra, APM, logs, RUM, security, LLM
vs. Digital analytics + experimentation + CDP

Datadog websiteAmplitude website

Pricing tiers

Datadog

Serverless Monitoring
$0.13 per month per 1M invocations.
$0 base (usage-based)
Free
Up to 5 hosts, 1-day metric retention. Community edition of Agent.
Free
Logs Ingestion
$0.10 per ingested/scanned GB per month.
$0 base (usage-based)
Logs Standard Index
$1.70 per million log events/month.
$0 base (usage-based)
Logs Flex Storage
$0.05 per million events stored/month.
$0 base (usage-based)
Infra Pro
Per host per month (annual billing). 15-month metric retention, 500+ integrations.
$15/mo
Infra Enterprise
Per host. Advanced features, Network Flow Monitoring.
$23/mo
APM
Per host (with Infra attached). Distributed tracing.
$31/mo
APM Pro
Per host. Continuous Profiler + Data Streams Monitoring.
$35/mo
APM Enterprise
Per host. App & API Protection + more.
$40/mo
Enterprise
Volume discounts, dedicated CSM, regional data residency.
Custom
Datadog website

Amplitude

Starter (Free)
10K Monthly Tracked Users, 10M events/mo. Session Replay + unlimited feature flags + Web Experimentation + AI Feedback included.
Free
Plus
$49/mo (annual). Up to 300K MTUs + 25M events. Unlimited product analytics, behavioral cohorts, feature tagging, custom audiences.
$49/mo
Growth
Custom. Causal insights, Feature Experimentation, real-time streaming, predictive audiences.
Custom
Enterprise
Custom. Cross-product analysis, advanced data controls, mutual exclusion groups, multi-armed bandit.
Custom
Amplitude website

Free-tier quotas head-to-head

Comparing free on Datadog vs starter on Amplitude.

MetricDatadogAmplitude
No overlapping quota metrics for these tiers.

Features

Datadog · 19 features

  • APMDistributed tracing + service catalog + code hotspots.
  • Application SecurityRuntime attack detection, threat intelligence, IAST.
  • CI VisibilityTest + pipeline performance analytics.
  • Cloud SIEMSecurity events correlation, detection rules, audit trails.
  • Continuous ProfilerAlways-on CPU, memory, lock profiling in production.
  • DashboardsPre-built + custom dashboards.
  • Database MonitoringSlow query detection for Postgres, MySQL, Mongo, Oracle, SQL Server.
  • Incident ManagementBuilt-in incident response with postmortems.
  • Infrastructure MonitoringHost, container, k8s metrics. 700+ integrations. Live process + container maps.
  • LLM ObservabilityOpenAI, Anthropic, etc. trace + cost + prompt eval.
  • Log ManagementIngest any logs, structured or raw. Pipelines, parsing, archives to S3.
  • MonitorsAnomaly, forecast, outlier, composite monitors.
  • Network Performance MonitoringPacket-level analysis, flow monitoring.
  • NotebooksRunbook-style dashboards with queries + docs.
  • Real User MonitoringFrontend performance, JS errors, user sessions, Core Web Vitals.
  • Serverless MonitoringAWS Lambda, Google Cloud Functions, Azure Functions observability.
  • Service CatalogService inventory with ownership + documentation.
  • SyntheticsSynthetic HTTP + browser tests, API tests, mobile tests.
  • Workflow AutomationNo-code workflows triggered by events.

Amplitude · 13 features

  • AI Feedback (Asking)Natural language questions over your Amplitude data.
  • Amplitude CDPCustomer Data Platform — identify, segment, sync to 150+ destinations.
  • Causal InsightsAI identifies why a metric changed — root cause.
  • Cross-Product AnalysisAnalyze across multiple apps/products in the same org.
  • Data GovernanceTaxonomies, schemas, approvals, category management.
  • Data Warehouse SyncSync data to/from Snowflake, BigQuery, Redshift, Databricks.
  • Feature ExperimentationServer-side / SDK-level experiments. Growth+.
  • Feature FlagsTargeting rules + rollouts. Unlimited in Starter.
  • North Star MetricPre-built dashboards for key metric tracking.
  • Predictive AudiencesML-based forecasting of user behavior.
  • Product AnalyticsCore events + funnels + retention + segmentation.
  • Session ReplayPixel-perfect user session recording + privacy masking.
  • Web ExperimentationA/B test visual changes on your site without deploy.

Developer interfaces

KindDatadogAmplitude
CLIDatadog Agent
SDKdd-trace-dotnet, dd-trace-go, dd-trace-java, dd-trace-js (RUM), dd-trace (Node), ddtrace (Python), ddtrace (Ruby)amplitude-analytics-python, @amplitude/analytics-react-native, amplitude-android, amplitude-js / browser-sdk, amplitude-node, AmplitudeSwift (iOS)
RESTDatadog REST APIAmplitude HTTP API v2, Batch Event API, Export API
MCPDatadog MCP
OTHEROpenTelemetry (OTLP), WebhooksData Destinations (webhooks)
Staxly is an independent catalog of developer platforms. Outbound links to Datadog and Amplitude are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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