Staxly

Amplitude vs PlanetScale

Digital analytics + experimentation + CDP
vs. Serverless MySQL (Vitess) and Postgres at scale

Amplitude websitePlanetScale website

Pricing tiers

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

PlanetScale

Postgres EBS single-node — PS-5
Single-node EBS, 512 MiB RAM, arm64. Entry point for Postgres.
$5/mo
Postgres EBS HA — PS-5
3-node (primary + 2 replicas), 512 MiB, arm64.
$15/mo
Vitess (non-Metal) — PS-10
Vitess MySQL sharded cluster, 1 GiB RAM.
$39/mo
Postgres Metal — M-10
3-node Metal, 1 GiB RAM + 10 GiB local storage. Much higher IOPS.
$50/mo
Vitess Metal — M-160
Vitess Metal, 16 GiB RAM + 110 GiB storage.
$609/mo
Enterprise
Custom agreements, dedicated regions, 99.99% SLA.
Custom
PlanetScale website

Free-tier quotas head-to-head

Comparing starter on Amplitude vs pg-ebs-nonha-starter on PlanetScale.

MetricAmplitudePlanetScale
ha0 nodes
ram mib512 MiB

Features

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.

PlanetScale · 12 features

  • BackupsAutomated daily backups with retention.
  • Database BranchingGit-like branches of your DB schema (not data). Create, diff, merge via deploy r
  • Deploy RequestsSchema changes in a feature branch get reviewed + auto-applied to main with zero
  • HIPAAHIPAA-compliant deployments (Enterprise).
  • Metal (NVMe)Dedicated NVMe local storage. 10x IOPS vs EBS, latency-critical workloads.
  • PgBouncer PoolerManaged PgBouncer for Postgres clusters. Optional dedicated pooler.
  • PlanetScale BoostQuery result cache with sub-ms reads.
  • Point-in-Time RecoveryRestore cluster to any point within retention window.
  • Postgres on PlanetScalePostgreSQL 15+ with the same branching + deploy-request flow. Launched 2024.
  • Query InsightsPer-query performance analytics, slow query tracking, explain plans.
  • Read-only RegionsRoute reads to the nearest region for lower latency.
  • Vitess (MySQL at scale)Horizontally-sharded MySQL (YouTube-scale) — original PlanetScale offering.

Developer interfaces

KindAmplitudePlanetScale
CLIPlanetScale CLI (pscale)
SDKamplitude-analytics-python, @amplitude/analytics-react-native, amplitude-android, amplitude-js / browser-sdk, amplitude-node, AmplitudeSwift (iOS)@planetscale/database
RESTAmplitude HTTP API v2, Batch Event API, Export APIManagement API
MCPPlanetScale MCP
OTHERData Destinations (webhooks)MySQL Wire Protocol, Postgres Wire Protocol
Staxly is an independent catalog of developer platforms. Outbound links to Amplitude and PlanetScale are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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