• GA4 is free to use
  • Many functionalities
  • The reports are customisable
  • Large community
  • Extensive documentation
  • GA4 is easily scalable
  • Ease of use
  • Great authorisation management
  • Packed with features
  • Community forum
  • Intergrated tag & consent management
  • Steep learning curve
  • Implementation can be hard
  • Inaccurate data sampling
  • UI is not easy to use
  • No progressive payment plan
  • Ecommerce reporting can be improved

Pricing information

Starting Price
GA4 360$50k+ per year
Core - 500kFree
Core - 1 Million€325 p/m
Core - 2 Million€545 p/m
EnterpriseOn req.
Free trial period
Free plan
Free plan

Account Management

Trackable Items
User Seats

Data Processing

Data Center Locations
Software Hosting
Data Ownership
Google Analytics 4
Data Freshness
Data Retention
Unsampled Data
Explorations might use sampled data
By default Piwik does not sample data
Data Import
Import cost, offline or user/client ID data
Import cost, search keywords, user/client ID data, audience data (CDP in 2023)
Data Export
With sheets, BigQuery or API
As CSV, XML, JSON, or via an API
Google Analytics relies on first-party cookies.
Piwik features a cookieless tracking option

Alerts & Automation

Uptime Monitoring
Custom Alerts
Custom insights, in interface or via email
Email alerts based on thresholds
Email Reports
Recurring shared reporting
Daily, weekly or monthly reports


Trend Reporting
Device Reporting
Device type, browser, OS and more
Funnel Reporting
Customisable funnel exploration
Detailed funnel report up to 5 steps
User Flow Reporting
Flexible Sankey chart exploration
Standard, transition & reverse Sankey charts
Segment creation and overlap exploration
Unlimited segments
Cohort Reports
Cohort exploration
Retention Reporting
Combined with CLTV metrics
Customer loyalty eCommerce report
Attribution Reporting
Attribution models comparison
Model comparison including 6 models and unlimited custom models
Ecommerce Reporting
Extensive e-commerce reports
Overview, order list, product, days and sessions to purchase & customer loyalty

User Experience Features

GA4 does not offer heatmaps
Create an overlay with the site inspector Chrome extension
Session Recordings
GA4 does not offer recordings
A/B Testing
User Feedback


Custom Dimensions
25 user-scoped & 50 event-scoped dimensions
200 slots for each scope and they can't be removed
Custom Metrics
50 event-scoped metrics
Also called Calculated metrics
Custom Reports
All reports are customisable
Custom Events
25 parameters per event
Include category, action, and optionally name and value
GA4 doesn't have annotation options
Add to any graph or include them in scheduled reports or alerts


Support description
Support is available via chat and the support center.
Piwik Pro offers extensive documentation and video tutorials. They have support offices for different regions which can be contacted by email and phone.
Support Options

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