Google Analytics 4beginner 8 min read 3 steps

GA4 vs Universal Analytics: Key Differences Explained

GA4 replaced Universal Analytics in July 2023. Key differences: GA4 uses an event-based data model (every interaction is an event) vs UA's session-based model. GA4 has a redesigned reporting interface with Explorations for custom analysis. GA4 includes machine learning insights and predictive audien

Account Setupga4 vs universal analytics

Quick summary

GA4 replaced Universal Analytics in July 2023. Key differences: GA4 uses an event-based data model (every interaction is an event) vs UA's session-based model. GA4 has a redesigned reporting interface with Explorations for custom analysis. GA4 includes machine learning insights and predictive audien

Process Flow

Animated overview of the full workflow

Start
1Step-by-Step Setup
2Best Practices
3Common Issues and Solutions
Complete

TL;DR

GA4 replaced Universal Analytics in July 2023. Key differences: GA4 uses an event-based data model (every interaction is an event) vs UA's session-based model. GA4 has a redesigned reporting interface with Explorations for custom analysis. GA4 includes machine learning insights and predictive audiences. GA4 supports cross-platform tracking (web + app in one property). GA4 has different attribution models (data-driven by default). Conversion tracking works differently — GA4 uses Key Events instead of Goals.


Overview

GA4 replaced Universal Analytics in July 2023. Key differences: GA4 uses an event-based data model (every interaction is an event) vs UA's session-based model. GA4 has a redesigned reporting interface with Explorations for custom analysis. GA4 includes machine learning insights and predictive audiences. GA4 supports cross-platform tracking (web + app in one property). GA4 has different attribution models (data-driven by default). Conversion tracking works differently — GA4 uses Key Events instead of Goals.

Related Guides

See our complete guide library for detailed coverage of setup, tracking, analysis, and optimisation across all platforms.

Step-by-Step Guide

Follow these 3 steps to complete this guide

  1. 1

    Step-by-Step Setup

    Access your account or platform. Navigate to the relevant section. Complete each configuration step, testing along the way. Verify your setup using built-in diagnostic tools before relying on the data for decisions.

  2. 2

    Best Practices

    Start with recommended defaults and optimise based on data. Review performance regularly. Make incremental changes. Document your configuration.

  3. 3

    Common Issues and Solutions

    Check the platform's help centre for troubleshooting. Allow 24-48 hours for data to populate. Ensure correct permissions. Verify all integrations are active and properly configured.

Frequently asked

Questions & answers

How long does setup take?

Most configurations take 10-30 minutes.

What if data is not appearing?

Allow 24-48 hours for data processing. Use real-time reports or debug tools to verify installation immediately.

Where can I learn more?

Check our related guides and the platform's official documentation for advanced topics.

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