Staxly

Grafana Cloud vs PostHog

Fully-managed observability — Prometheus + Loki + Tempo + Grafana
vs. Open source product analytics — all-in-one dev tool

Grafana Cloud websitePostHog website

Pricing tiers

Grafana Cloud

Free
Always free. 10k metrics series + 50 GB logs/traces/profiles + 3 users + 14-day retention.
Free
Self-Hosted (OSS)
Apache 2.0 / AGPL. Run Grafana + Mimir + Loki + Tempo yourself.
$0 base (usage-based)
Pro
$19/mo platform fee + usage-based overages. 10k metrics series + 50 GB included. 13-month metrics retention.
$19/mo
Enterprise
$25,000/year minimum. Custom retention, premium support, BYOC (Bring Your Own Cloud) option.
$25000/mo
Grafana Cloud website

PostHog

Free (generous)
No credit card. Each product has its own free monthly quota. Great for startups + OSS.
Free
Paid (usage-based)
Pay only what you use, after free quotas. Volume discounts at higher tiers. 6 projects, 7-year retention.
$0 base (usage-based)
Self-Hosted (OSS)
MIT-licensed. Run on your own infra via Docker/k8s. Zero vendor lock-in.
$0 base (usage-based)
Enterprise
Custom. SAML SSO, dedicated CSM, custom SLA.
Custom
PostHog website

Free-tier quotas head-to-head

Comparing free on Grafana Cloud vs free on PostHog.

MetricGrafana CloudPostHog
data warehouse rows1000000 rows/month
error tracking exceptions100000 exceptions/month
feature flags requests1000000 requests/month
llm analytics events100000 events/month
logs gb50 GB/month
product analytics events1000000 events/month
projects1 projects
retention years1 year
session replay recordings5000 recordings/month
surveys responses1500 responses/month
team membersunlimited members

Features

Grafana Cloud · 16 features

  • Alloy (OTel agent)Distribution of OpenTelemetry Collector with Grafana additions.
  • Application PlatformInfrastructure + k8s + frontend + cloud provider integrations.
  • Beyla (eBPF auto-instrumentation)Zero-code auto-instrumentation via eBPF for any language.
  • Faro (RUM)Frontend observability — traces, logs, Core Web Vitals.
  • Grafana in Azure Marketplace"Azure Managed Grafana" — Azure-native deployment.
  • Grafana IncidentIncident management with Slack-native flows.
  • Grafana OnCallOn-call scheduling + incident response (powered by Amixr).
  • Grafana SLOService level objective tracking + error budget visualization.
  • Grafana (visualization)Dashboards, variables, alerting, annotations over any datasource.
  • k6 (synthetic + load testing)Load testing + synthetic monitoring. JavaScript-based scripts.
  • Loki (logs)Prometheus-inspired log aggregation with LogQL.
  • Mimir (metrics)Horizontally-scalable Prometheus-compatible TSDB.
  • Pyroscope (profiling)Continuous profiling (CPU, memory, etc.).
  • Self-Host OptionFull OSS stack deployable in your infra.
  • Tempo (traces)High-scale distributed tracing with TraceQL.
  • Unified AlertingGrafana-native alerting across metrics, logs, traces.

PostHog · 14 features

  • A/B TestingExperiments with significance analysis.
  • Data PipelinesExport events to BigQuery, Snowflake, S3.
  • Data WarehouseQuery external sources (Stripe, Hubspot, S3) alongside events with SQL.
  • Error TrackingSentry-style error tracking in same platform.
  • Feature FlagsRollout flags with targeting, A/B testing, JSON payloads.
  • LLM AnalyticsTracing + cost tracking for OpenAI, Anthropic, Gemini, etc.
  • LogsCentralized log ingest with free 50 GB/month.
  • Product AnalyticsEvents, funnels, trends, retention, paths. SQL insights available.
  • Revenue TrackingIntegration with Stripe for revenue + churn metrics.
  • Self-HostingDocker/Helm. Full feature parity with cloud.
  • Session ReplayWatch user sessions. Privacy controls, masked inputs, JS errors.
  • SQL Query APIRun ClickHouse SQL over your events via API.
  • SurveysIn-app surveys + feedback widgets.
  • WorkflowsTrigger emails/webhooks on events.

Developer interfaces

KindGrafana CloudPostHog
CLIGrafana Alloy (agent), grafana-cli
SDKFaro Web SDK (RUM)posthog-android, posthog-flutter, posthog-go, posthog-ios (Swift), posthog-js, posthog-node, posthog-php, posthog-python, posthog-react-native, posthog-ruby
RESTGrafana HTTP API, Loki Push APIPostHog REST API
MCPPostHog MCP
OTHERPrometheus Remote Write, Tempo OTLPWebhooks + Actions
Staxly is an independent catalog of developer platforms. Outbound links to Grafana Cloud and PostHog are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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