PostHog vs Sentry: Compare plans, costs, and trade-offs.

PostHog vs Sentry · 1-person scenario

Prices are checked snapshots. Confirm the final quote before purchase.

PURCHASING DECISION / REVIEWED PAIR

Short verdict

Choose PostHog when the decision needs product events, feature flags, experiments, and behavior evidence; choose Sentry when the decision needs application errors, performance traces, release correlation, and failure diagnosis.

Choose PostHog when

Choose PostHog for event definitions, funnels, cohorts, flags, experiments, and measured exposure when product teams need a bounded ship, iterate, or stop decision.

Choose Sentry when

Choose Sentry for error grouping, performance, traces, release health, regressions, and the code-linked evidence needed to investigate what users experienced.

Principal difference
PostHog centers product behavior, flags, and experiment evidence; Sentry centers errors, performance, traces, and release-linked failure diagnosis.
Overlap boundary
Both can correlate a release with a user outcome, but an uplift is not reliability evidence and an error group is not an experiment design, exposure record, or causal product conclusion.
Procurement scenario
Use PostHog for behavior and rollout evidence and Sentry for failure evidence when both signals control the release; do not let either tool alone authorize promotion, rollback, privacy, or security acceptance.
Migration and ecosystem risk
Pilot event and release identifiers, sampling, feature flags, cohorts, guardrails, error grouping, source maps, traces, retention, privacy controls, dashboards, integrations, exports, and a stop or rollback drill.

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Decision criteria8 matches
01
Product Analytics
02
Developer Tools
Example purchase1 person
$0/mo$0/yr
LowestUsage based
$0/mo$0/yr
LowestPer account
Best forProduct analytics, replay, experiments, feature flags, surveys, and data pipelinesError monitoring, tracing, replay, logs, release health, and code context
Starting priceFree allowances · usage-based pricing after limitsDeveloper free · Team from $26/mo
Ease of useModerateModerate
CollaborationVery goodExcellent
AI featuresAI-assisted analysis, SQL, summaries, and product-development workflowsSeer for issue analysis, root-cause hypotheses, and code-assisted fixes
PlatformsWeb, Self-hostedWeb, Self-hosted
Export formatsEvents, cohorts, dashboards, recordings, warehouse data, integrations, and APIIssues, events, traces, logs, dashboards, integrations, and API
Offline accessNoNo

ATLAS VERDICT / 01

Start with PostHog. Choose Sentry when its price, platform, or collaboration terms fit your needs better.