Merge pull request #5209 from segmentio/sarahrudy-patch-14

Add info about comparing GA4 vs. UA metrics

Author: stayseesong

src/connections/destinations/catalog/actions-google-analytics-4-web/index.md

@@ -94,3 +94,7 @@ UTM Parameters are automatically tracked and sent to Google when they are presen
 
 Without any further configuration, traffic-source data for `campaign`, `campaign_id`, `content`, `medium`, and `source` will populate in GA4. This can be observed on Google's side by triggering a `Page` call with UTM parameters present in the URL and navigating to the **Realtime overview** report in GA4 to see the resulting `page_view` event under the _Event count by Event name_ card. 
 
+### Compare Google Analytics 4 metrics with Universal Analytics
+
+As you set up Google Analytics 4, you should compare the reported results in your Google Analytics 4 property with those in your Universal Analytics property. This [Google article](https://support.google.com/analytics/answer/11986666?hl=en&sjid=3421230313554474956-NA#acquisition&zippy=%2Cin-this-article){:target="_blank"} explains the extent to which you can and cannot compare metrics between Universal Analytics and Google Analytics 4.
+